Trabajos java en Reino Unido - Page 17

The successful candidate will be part of the equities algo development team and work with quants, traders, and technologists to develop, implement, support and maintain a market‑leading algo execution platform trading global markets. Equities, FX, options, derivatives asset class knowledge. As a S

Our client is looking for a Java Engineer for one of their end customers on a six month initial contract, working remotely with the occasional travel to Croydon.This role requires an active SC clearance and will be working via Umbrella.Due to the nature and urgency of this post, candidates holding o

Engineering experience with programming in languages such as C#, Java, JavaScript, or Python. The Customer Experience Engineering team is a highly technical, globally operating group responsible for driving customer success on the Azure platform, with a focus on designing and helping customers build

Integration of AI capabilities into contact center solutions.Write clean, efficient, and maintainable code in TypeScript.Implement and advocate for DevOps best practices, including CI/CD pipelines, automated testing, and infrastructure as code.Strong expertise in AWS services, particularly Amazon Le

This is a new and exclusive opportunity for a Senior Java Software Developer to join a banking client as they build out their front office software development team, specializing in front office strategic Sales and Trading Derivatives platforms. As the Head of Derivatives IT Development, you will ma

As a Senior Java Microservices AWS Developer, you will be responsible for the design and development of web applications using Java and AWS Serverless Architecture (Lambda, DynamoDB, ECS Fargate, SQS, SNS, Kinesis, CloudWatch, CloudFormation, IAM, CodeBuild, Security Groups, API Gateway, ALBs, KMS,

Co-Founding Full Stack Developer (Java/ React/ AWS). We’re looking for a Full Stack Developer with strong expertise in building secure, scalable, and user-friendly applications across both front-end and back-end. Leverage AWS services (EC2, S3, RDS, Lambda, etc.

Key Responsibilities and Requirements:.Customization experience in Zuora Force Quote and Zuora Force 360.Extensive integration experience using different integration methodologies in Salesforce and Zuora.We are seeking a highly skilled Senior Salesforce Developer with a strong background in developm

Familiarity with TypeScript and Tailwind.

Have good experience with at least one programming language (e.Have experience of testing practices such as Test-Driven Development.Have a basic understanding of Linux.Infrastructure as Code (Terraform / OpenTofu) and automation!.Our engineering team will give you the opportunity to work with a vari

For over 20 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. Global Relay is a career-building company. As a Senior Software Developer in Test, you will be part of a small, highly fo

For over 20 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. Global Relay is a career-building company. Global Relay is an equal-opportunity employer committed to diversity, equity,

For over 20 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. Global Relay is a career-building company. At Global Relay, there’s no ceiling to what you can achieve.

Senior Java Developer with Technical Ownership. You will be expected to lead by example working within the team and boosting their ability to deliver business requirements while improving core engineering and reducing technical debt. Actively engage in tracking and reducing technical debt.

Fault Tolerant, Production Ready Distributed Backend Systems.You have experience in any JVM based languages (such as Java, Kotlin,.You are customer-focused and continuously suggest how the.Software Engineer - DAML Application Runtime (UK).E 16th Street, New York, NY 10003.

Work with key stakeholders in Sales, Trading, QR, Operations and others globally to ensure the Secondary platform meets business requirements. Understanding of Equity Derivatives products.

Please note that the full job description is available via the Apply Now link.

We are currently looking for a Lead developer to work within our backend team.

At Goldman Sachs, our Engineers don’t just make things – we make things possible. At Goldman Sachs, our culture is one of teamwork, innovation, and meritocracy. Goldman Sachs Electronic Trading (GSET) strives to be the top provider in electronic trading by building superior technology and delive

Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments, wealthy individuals and institutional investors.

We are urgently seeking an Adobe Livecycle Developer with experience in Oracle and Javascript. Development of dynamic PDF forms using XML and JavaScript. Job Opportunity: Adobe Livecycle Developer.

Job Role: Chapter Lead - Engineering Manager Working Model: Full-Time - Remote (with optional quarterly workshops/events) Salary: Up to £72,000 + Excellent Benefits Are you passionate about growing engineering talent and shaping how teams deliver? Do you want to combine your technical expertise with people leadership to build high-performing, motivated squads? This is a fantastic opportunity to step into a pivotal leadership role, driving engineering excellence, fostering innovation, and empowering teams to deliver exceptional outcomes. Whether you're a senior engineer ready to amplify your impact through others, or an experienced people manager eager to deepen your technical focus, this role offers the perfect balance of technical depth and leadership growth. Ideal Candidate: For Senior Engineers moving into management : 5+ years' hands-on experience in Java, React, Angular, or similar Passion for mentoring and knowledge sharing Interest in business impact beyond code Experience coaching or guiding junior developers For Experienced People Leaders : Proven track record developing technical talent Strong background in agile delivery and product development Curiosity about technology and willingness to learn Skilled in coaching and performance management Familiarity with modern engineering practices (CI/CD, testing, automation) Collaborative, inclusive leadership style Growth mindset and commitment to continuous learning Ability to build trust, remove blockers, and create conditions for teams to thrive What You'll Do: Build and scale world-class engineering teams through recruitment, mentorship, and career development Champion best practices, modern tooling, and architectural standards Contribute to architectural discussions and code reviews while staying close to technology Collaborate across teams and product leadership to align technical delivery with strategic objectives Drive innovation responsibly while maintaining compliance and security standards Design personalised growth paths for every team member What's on offer? Up to £72,000 salary 33 days holiday (increasing with service) Option to enrol for private health cover 6% matched pension contributions Funded qualifications & extensive L&D opportunities Discounts on insurance & breakdown cover Life event loan up to £3,000 If this sounds like the right challenge for you, drop me a message or apply today - we'd love to chat! Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients. If you need any help or adjustments during the recruitment process for any reason , please let us know when you apply or talk to the recruiters directly so we can support you. TPBN1_UKTJ

Tick Data Engineer London (Buy-Side) Our client, a leading London buy-side firm, is looking for a Tick Data Engineer to build and maintain the data infrastructure that powers their trading and research teams. Building low-latency, scalable pipelines Experience in distributed data engineering at scale Strong coding skills in Python, C++ or Java Previous experience with tick-level financial data is a strong advantage

FX Deal Capture Developer Investment Banking London (3 Days Onsite) Our client, a leading organisation in the Investment Banking industry, is seeking an experienced FX Deal Capture Developer to join their Global Markets IT team in London. This permanent role involves enhancing FX trade capture systems and collaborating with trading, risk, and operations teams to deliver scalable, high-performance solutions. Location: London (Hybrid 3 days in office) Job Type: Permanent Department: Global Markets IT Collaborate with front office users to gather requirements and deliver solutions aligned with trading workflows. Ensure integration with downstream systems including risk, settlement, and regulatory reporting. Implement and maintain real-time and batch interfaces for trade data. Participate in the full software development lifecycle, including testing, deployment, and support. Strong programming skills in Java , C# , or Python . Experience with FX trading systems , ideally in investment banking or financial services. Solid understanding of trade lifecycle , pricing , and risk management . Experience with SQL databases and data modelling. Knowledge of DevOps practices , CI/CD pipelines, and version control tools (e.g., AWS , Azure ) and containerisation (e.g., Understanding of regulatory frameworks (e.g., Bachelors degree in Computer Science, Engineering, Finance, or a related field. CFA, FRM, AWS Developer) are a plus.

Founding Engineer - Cybersecurity Start-Up - London Founding Engineer required within a very well-backed, fast-scaling Cybersecurity start-up with an exceptional founding team. This is a hands-on role where you will work directly alongside the founding team to help shape the core technology and company culture. 3+ years of Software Development experience in Python, Java, C#, C++ ~ Proven ability to build something from the ground up/experience in shipping features very quickly ~ Understanding of complex design systems and how each component impacts user experience Competitive salary + equity Opportunity to shape the core technology and lay the foundations for company culture Central London office Founding Engineer - Cybersecurity Start-Up - London

Head of Engineering - Java, AWS, MySQL, NoSql, REST APIs, Microservices, Artificial intelligence (Hybrid) Description for the Head of Engineering role:- You will be joining a fast-growing, small to medium sized Saas Company based in London. The Head of Engineering will be managing a very bright, talented team of engineers and working closely with the founder and Head of Product shaping the Technical direction of the products moving forward. This position will manage initially 10-15 engineers and will be working with the latest technologies including AI and ML. Core skills/Experience for the Head of Engineering role: ~3yrs+ Managing Software Engineering teams ~ Full Stack development experience including strong Java, Microservices and AWS ~ Strong degree in Computer Science or a related field from a top tier university (Oxford, Cambridge, Imperial) ~ Experience or interest in AI / Machine Learning ~ Salary for the Head of Engineering role will depend on experience, but expect between £100,000 and £125,000 + Pension + competitve benefits Head of Engineering - Java, AWS, MySQL, NoSql, REST APIs, Microservices, Artificial intelligence (Hybrid) +++++

Okta SME - 400 per day - Fully Remote Our client is a fast-growing ecommerce and online retail company, with a truly global reach. Offering fully remote working, theyre looking to hire an Okta subject matter expert. This is an initial 6 month contract, outside IR35 and paying ~400+ per day. Youll be key in identity and access provisioning processes, support the testing and deployment of IAM system updates and have the chance to automate IAM processes using scripting languages (Java, Python etc) Programming and scripting skills - Json, Java, Python, PowerShell or .NET etc. of DevOps and Cloud practices and tools would be ideal

Senior Guidewire Developer London Job Summary : The Senior Guidewire Developer will lead the design, development, and implementation of Guidewire InsuranceSuite solutions (PolicyCenter, BillingCenter, ClaimCenter). This role involves technical leadership, mentoring junior developers, and collaborating with stakeholders to deliver scalable, high-quality insurance applications. Key Responsibilities : Lead end-to-end development of Guidewire modules including PolicyCenter, BillingCenter, and ClaimCenter. Architect and implement scalable, maintainable solutions aligned with enterprise IT strategy. Collaborate with business analysts, product owners, and QA teams to gather requirements and deliver robust solutions. Guide and mentor junior developers in best practices, clean code, and modern engineering principles. Conduct code reviews, enforce coding standards, and ensure high software quality. Manage deployment strategies and ensure smooth integration across environments. Troubleshoot and resolve complex application issues, ensuring optimal performance and reliability. Stay updated with Guidewire product releases and industry trends to drive innovation and continuous improvement. Required Qualifications : Bachelor’s degree in computer science, Information Technology, or related field. Minimum 5+ years of hands-on experience in Guidewire development. Strong expertise in Guidewire modules (PolicyCenter, BillingCenter, ClaimCenter). Proficiency in Gosu, Java, SQL, XML, and Web Services (SOAP/REST). Experience with version upgrades (e.g., V7 to V10), rule/event framework, and product model changes. Familiarity with Agile methodologies, CI/CD, DevOps, and tools like JIRA, Git, Maven/Gradle. Excellent problem-solving, communication, and leadership skills. Preferred Skills : Guidewire Certification (Associate or Specialist). Experience with Guidewire Cloud rollout and legacy system modernization. Strong understanding of Guidewire Data Model and PCF design. Experience with integration and conversion projects. Soft Skills : Strategic thinking and stakeholder management. Ability to work independently and lead cross-functional teams. Strong organizational and time management skills.

Java Developer – ION Platform – Contract We are seeking a seasoned Java Developer with deep expertise in trading platforms and specifically outstanding knowledge of the ION ecosystem. The role involves building and supporting low-latency, multi-threaded systems for Rates and Credit markets. Key Responsibilities: Develop and maintain trading applications using Java and Spring Framework. Integrate and support ION MarketView, XTP, Fidessa, and Treasury Suite platforms. Collaborate with global teams in Agile environments. Implement RESTful APIs and cloud-native solutions. Required Skills: ~10+ years Java development experience. ~ Strong multi-threading and low-latency programming. ~ Deep understanding of financial instruments (Rates, Credit, Derivatives). ~ Proven experience with ION platforms and FIX protocol. ~ Familiarity with functional programming and SOLID principles.

Leading institutional crypto trading firm who are growing their team in London and are looking for a low-latency Java developer to build their market making platform from scratch. You will be working alongside the trader and join as a key hire. The role covers from architecture to low-level development and is a unique opportunity to make an impact in a business that is projected to be a main player in the space. Requirements: ~8+ years of hands-on experience developing low-latency trading systems using Java ~ Experience with FIX protocol ~ Prior experience with Crypto is a strong preference. Salary depends on experience.

Java Developer upto 140k plus shares Java21, Springboot, Microservices, TDD, AWS A well-funded, product-led tech startup is building a next-generation financial platform designed to serve millions across emerging markets. Their mission is to simplify access to stable, secure digital finance, enabling users to save, transact, and grow their money with confidence. Were looking for x8 Java Developers to join their core engineering team. Youll help design and build backend systems that power real-time financial operations, from transaction processing to user authentication and fund management. The ideal Java Developer will bring deep experience in Java (17+), a strong grasp of distributed systems, and a passion for building infrastructure that performs under pressure. Java 21, Springboot, Microservices, TDD, AWS, React. This is a mostly remote role with one day a week in office, with flexible hours, competitive salaries, and the opportunity to shape a platform thats expanding rapidly across underserved regions. Salaries in the range of 100k - 140k and sign on bonus. If youre excited by the challenge of building resilient systems for real-world financial use cases and want to work with a team that values clarity, autonomy, and purpose. If you have friends / people in your network who has worked across Banking / payments or anything finance related, please also steer them our way, Opus offer great referral fees.

Tick Data Engineer London (Buy-Side) Our client, a leading London buy-side firm, is looking for a Tick Data Engineer to build and maintain the data infrastructure that powers their trading and research teams. Building low-latency, scalable pipelines Experience in distributed data engineering at scale Strong coding skills in Python, C++ or Java Previous experience with tick-level financial data is a strong advantage

Lead Java Engineer – London | £140k + Shares Java 21, Spring Boot, Microservices, TDD, BDD, REST, AWS, React You know that feeling when you’re not just writing code, you’re building the engine behind something that moves money, manages risk, and scales globally? They’re a fast-growing FinTech tackling cross-border payments, treasury systems, and crypto liquidity. Just clean architecture, smart engineering, and a product already making serious waves. You’ll join a small, senior team building real-time financial infrastructure from the ground up, card payments, transaction booking, FX flows, the kind of systems that need to be fast, secure, and bulletproof. Tech stack: Java 21 (you’ll need experience with Java 17+, must), Spring Boot, PostgreSQL, AWS, TDD, CI/CD, React. They’re in-office just 1–2 days a week in London, backed by serious investors, and scaling fast, hiring 8 engineers by December. Up to £140k salary, plus shares, bonuses, and a chance to build something that actually matters. com or connect on LinkedIn: Rebeka Mulk @ Opus Recruitment for an informal chat.

Trade Application Support Engineer Location: London Experience: 17 Years Industry: Market Making / Proprietary Trading / Capital Markets Applicants who come from should come from a buy side / trading / capital markets environment will be given strong preference Responsibilities Act as the first point of escalation for any technical issues arising from the trading system Manage production environments daily, including monitoring, capacity management, problem resolution, and change management Ensure efficient resolution of issues while working closely with internal users and external counterparts Coordinate, organise, and implement changes with external vendors Plan, schedule, implement, and document change activities Improve documentation, create runbooks, and automate recurring processes Skills and Experience Prior experience in financial services (preferred) Networking skills to CCNA level (preferred) Strong Linux system administration knowledge Experience maintaining Microsoft SQL Server Exposure to AWS (preferred) Experience with monitoring systems such as Grafana/Elasticsearch Coding experience, particularly in Python or Java Desired Traits Ability to perform effectively in high-pressure trading environments, acting quickly and with urgency Strong communication skills, with the ability to bridge trading and technology Curiosity and appetite to learn new skills and technologies Willingness to start early (7:15 am)

React Native Developer - London - Hybrid Working - 90,000-100,000 p/a - React Native, TypeScript, Some knowledge of Objective-C/Swift/Java/Kotlin Christopher Ali are recruiting on behalf of a prestigious data company who are on the lookout for a Senior React Native Developer to join their team. The role will require 1 day per week working on-site in London. Proven experience (apps in the app store) building beautiful React Native applications. Proven experience working from professional designs (Figma, etc) & building out custom components. A deep understanding & appreciation of UX. The company have got an ambitious roadmap that includes effectively a multi-stage full rebuild of the react native app to shed technical debt and allow them to greatly improve functionality for users. Youll be working with stakeholders, designers & backend developers to plan & be part of delivering multi-discipline projects. As the sole react native engineer youll have full responsibility of the codebase, so they'll want you to be comfortable with architectural decisions & managing your own time. Youll have the freedom to decide the strategy for approaching these decisions & creating an app that is maintainable in the long term. UI goes from ideation within the tech team, to wireframes youll have a part in building, to a designer who will produce designs in Figma. Itll be your responsibility to implement true to design and work with the designer to fine-tune interactions, animations and other moments of delight for our users. Youll be expected to regularly liaise with the other engineers in the business of different disciplines to help decide the best approach to multi-discipline technical projects.

Leading institutional crypto trading firm who are growing their team in London and are looking for a low-latency Java developer to build their market making platform from scratch. You will be working alongside the trader and join as a key hire. The role covers from architecture to low-level development and is a unique opportunity to make an impact in a business that is projected to be a main player in the space. Requirements: ~8+ years of hands-on experience developing low-latency trading systems using Java ~ Experience with FIX protocol ~ Prior experience with Crypto is a strong preference. Salary depends on experience.

Software Engineer Location: London Experience: 27 Years Industry: Market Making / Proprietary Trading / Capital Markets Please note applicants coming from a buy side / trading / capital markets background will be given a strong preference Looking for software engineers to join a small but highly skilled, and collaborative, bringing together expert traders and software engineers. We are looking for bright, kind, and passionate people who want to push the boundaries of algorithmic trading. Diversity of perspectives, skills, and backgrounds is valued. Requirements ~27 years of experience with Java or Python (C++ a plus) ~ Familiarity with databases (e.g., SQL Server, Postgres) ~ Familiarity with developing, testing, or deploying with cloud providers (e.g., AWS, GCP, Azure) ~ Experience using version control software (e.g., Git) ~ Curiosity and a desire to solve challenging problems ~ Strong programming ability ~ A collaborative mindset and eagerness to give and receive feedback ~ Excellent written and verbal communication skills

Senior Software / Platform Engineer (LLM / AI Interest) | Brand new AI Platform London - 4 days a week in office (Paddington) Python, GCP, Kubernetes, Terraform, CI/CD, AI / LLM exposure / interest Here at Burns Sheehan, were working with a leading UK tech business in the payments and financial services space - processing billions in transactions each year and supporting around 20% of all UK card payments. Theyre continuing to invest heavily in their engineering function and are now expanding a dedicated AI team thats quickly becoming a key part of their technology strategy. Theyre hiring experienced Software / Platform Engineers to help build and scale their internal AI Platform - the infrastructure, tooling, and developer experience layer that enables teams across the business to develop and deploy AI-driven products. Designing and building the core AI platform that supports LLMs, agents, and other AI systems. Developing APIs, SDKs, and orchestration tooling that help product / data teams consume AI capabilities at scale. Automating infrastructure / model deployments using Kubernetes, Terraform, and CI/CD pipelines. Building and managing vector databases and retrieval systems to support RAG pipelines. Partnering closely with engineering, security, and product teams to deliver safe, production-ready AI systems. Strong background in Software or Platform Engineering - ideally with Python, Java or Go. Interest or experience in AI infrastructure, LLM tooling, or AI platform enablement. If youre interested in helping build real AI infrastructure within a fast-moving, product-led business thats making a visible impact across the UK - get in touch to find out more. Senior Software / Platform Engineer (LLM / AI Interest) | Brand new AI Platform

Role : Java Software Engineer Salary: Up to 95,000 +10% Bonus Location: London (2 days a week) Key Skills: Java 17+, SpringBoot, React/ Typescript, AWS This is a great opportunity for a Senior Java Software Engineer to a travel experiences business. Youll lead backend services and API integrations with a huge number of 3rd partys across their web and mobile platforms supporting millions of transactions weekly. Responsibilities as the Senior Java Software Engineer: Advocate for best coding practices within the team Uphold development standards and prioritize best coding practices Experience needed as the Senior Java Software Engineer: Backend development experience, working with production level Java based applications Familiarity with cloud services (preferably AWS) A passion for ensuring best practices and coding excellence are adhered to Experience leading feature development/ projects end-to-end If you're a Senior Java Software Engineer who has experience working across mobile applications.

Cloud Ops Engineer (IC) - *MUST HAVE A MANAGED SERVICES BACKGROUND Job Description We seek a passionate and skilled Cloud Ops Engineer to join the Cloud Services team as a 100% individual contributor. In this role, you will leverage your extensive experience to execute and deliver complex cloud infrastructure projects. You will be instrumental in maintaining and modernising our multiple cloud environments hosted across public and private clouds, primarily AWS and Azure , which support deployments of the portfolio of products. Your hands-on expertise will be crucial in introducing and implementing newer technologies such as Infrastructure-as-Code (IaC) using Terraform and Ansible . A deep understanding of our existing infrastructures is essential to drive improvements required by evolving application architectures. As a senior individual contributor, you will collaborate with other product teams to adopt appropriate cloud technologies for cloud-native deployments. Working closely with the Information Security team, you will ensure the highest security standards are applied. We embrace modern methodologies with self-managed teams utilizing Kanban or Scrum within an overarching agile practice. We value diversity and strive to create an open and collaborative working environment where teams work together to deliver successful solutions to our customers. Key Responsibilities Execute the technical design, deployment, monitoring, and ongoing support and maintenance of a diverse set of cloud technologies. Implement the deployment of new technologies used by our customer platforms, focusing heavily on automation, resilient design, and cloud-ready systems and services deployment. Collaborate with Test Engineers to validate and enhance automation processes. Work closely with the Information Security team to introduce, maintain, or improve the required level of security. Provide expert knowledge and guidance to other teams regarding cloud services and features. Attributes Self-Motivated and Autonomous: Able to work independently while maintaining a collaborative approach. Excellent Communication Skills: Strong verbal and written communication abilities. Enthusiastic and Judicious: Demonstrates enthusiasm, excellent judgment, and effective communication. Technologically Curious: Shows a passion for new technology and continuous learning. Pragmatic Approach: Adopts practical solutions to complex problems. Senior-Level Execution: Demonstrates a high level of expertise in executing complex tasks efficiently and effectively without the need for supervision. Reporting Structure / Working Hours Reports directly to the Head of Cloud Services . Working Hours UK (BST/GMT) Working Hours: 08:30 - 17:30 Key Skills and Experience The ideal candidate will have expertise in the following technologies and skills: Technology / Skill Proficiency Level Linux Administration Proficient - CentOS, Red Hat, Ubuntu - Linux Scripting Infrastructure-as-Code and Automation Proficient - Ansible - Terraform (AWS Terraforming) - HashiCorp Packer AWS Cloud Services Proficient - AWS VPC and VPC Peering - AWS VPC Endpoints - AWS Transit Gateway - AWS Elastic Load Balancing - AWS IAM - AWS S3 - AWS EFS - AWS Systems Manager - AWS AppStream - AWS Lambda - AWS Transfer Family (SFTP) - AWS Aurora for MySQL - AWS Aurora for PostgreSQL - AWS Aurora Multi-AZ Deployments Programming and Scripting Proficient - Python Coding Abilities - Java (Basic Understanding) Network Design Competency Strong Understanding

Head of Engineering London (Hybrid) up to 120,000 + Equity (ESOP) An opportunity to join one of the UKs most exciting Intelligent Automation companies, powering content for a huge number of brands globally, optimising how they distribute and monetise content, whilst using cutting-edge machine learning and predictive AI. The Role As Head of Engineering, youll lead a lean, high-performing tea, bringing structure and technical direction to a fast-paced, product-led environment. Youll work closely with the CEO and Head of Product to shape the companies engineering culture, drive delivery and define the technical roadmap for an AI-driven platform trusted by global brands. This is a hands-on leadership role, ideal for someone who loves both people and product and thrives in a high-autonomy, research-driven culture. Youll lead and contribute to: Architecture, system design and code reviews Scalable, AI-powered systems built in Java, TypeScript/JavaScript, SQL/NoSQL, AWS A collaborative, delivery-focused engineering culture Technical decisions that directly shape the future of media technology What Were Looking For ~8+ years experience in software engineering, with 3+ years leading teams ~ Strong technical expertise in Java, TypeScript/JS, SQL/NoSQL, AWS ~ Proven success scaling high-performing teams in fast-moving environments ~ A pragmatic, results-oriented mindset ~ Excellent communication skills and stakeholder influence ~ Degree in Computer Science or Engineering ~ Passion for AI, automation and the future of publishing The Company A London-based AI company backed by huge partners, the team combines academic rigour with startup agility, posting a culture that prizes autonomy, analytical thinking and delivery at speed. They offer: Hybrid work model Pension contribution Generous annual leave Food provided on office days Head of Engineering London (Hybrid) up to 120,000 + Equity (ESOP)

A leading buy-side firm, is looking for a Machine Learning Engineer to push the boundaries of how data and models are used in systematic investing. This isn’t a research support role — it’s about building the ML infrastructure that directly drives trading strategies and PnL. The Opportunity Work with world-class researchers and portfolio managers where every model you build has real market impact . Take ownership of the full lifecycle: from messy, high-frequency datasets → feature engineering, training and deployment, live inference. Shape the firm’s ML ecosystem, choosing the right tools and frameworks to deliver performance at scale. Tackle challenges you won’t find outside finance: billions of data points, low-latency requirements, and models that need to work in the wild, not just in notebooks . What We’re Looking For Strong hands-on experience with machine learning engineering at scale . Expertise in Python (plus C++/Java a bonus), and familiarity with ML frameworks like PyTorch, TensorFlow, Scikit-learn . Experience building production-grade pipelines (Spark, Ray, Kafka, Dask, Kubernetes, cloud). Ability to handle large, noisy datasets — financial or otherwise — and turn them into production-ready models. Curiosity, pragmatism, and the mindset to solve problems where milliseconds and accuracy both matter. Why This Firm? Direct impact: your work feeds into live trading strategies, not just experiments. Buy-side edge: fewer layers, faster decisions, more ownership. Top-of-market comp: highly competitive base + performance bonus. Culture of excellence: small, high-performing teams where engineers, quants, and PMs work side by side. If you’re a machine learning engineer who wants to operate at the sharp end of finance, building systems that actually move markets, this is the role.

Senior Front-End Engineer Investment Banking |750 p/d (Outside IR35) | London / Hybrid (1 Day/Week in Office) We are partnering with a global investment bank to hire a Senior Front-End Engineer to join a flagship team delivering a next-generation, single-page application (SPA) platform for high-performance derivatives trading. This is a high-profile role on a mission-critical, front-office system with exceptional technical standards. Youll work at the cutting edge of financial technology, contributing to a modern, reactive web platform used across trading desks. This is not your typical enterprise UI, its fast, data-intensive, and built to scale with real-time demands in a trading environment. Collaborate with elite engineers on a SPA used across the investment bank for derivatives trading. Build elegant, high-performance UIs with real-time data updates and functional programming paradigms. Shape a front-end architecture trusted by traders, with a focus on resilience, performance, and usability . Leverage the latest web technologies in a fast-paced, agile development environment. Flexible working arrangements with only 1 day per week required in the City of London office . Strong commercial experience with TypeScript , ES6 , HTML5, and advanced CSS. Proven delivery of performance-critical SPAs , ideally within front-office trading or other high-frequency environments. Proficiency with functional and reactive programming using immutable data structures . Attention to UI/UX detail you take pride in building intuitive, beautiful products. Comfortable working in collaborative, high-performance teams . Confident daily use of LLMs and agent-mode AI tools to accelerate development and enhance workflow. Familiarity with Angular + NgRx or React + Redux . Full stack experience using a typed backend language like Java , C# , or F# . Day rate: 750 per day Location : London (Hybrid 1 day/week in the office , rest flexible) Start Date : 5th January 2026 This is your chance to work on a flagship trading platform thats setting the benchmark for web technology in investment banking. Youll be part of a technically outstanding team, solving complex problems and delivering software that matters with genuine flexibility and a balanced work-life setup.

Junior Software Engineer London, UK 85,000 basic plus bonus Were looking for a Junior Software Engineer to join a team that specialise in optimising large-scale, high-performance systems used by demanding clients worldwide. Youll work across the full delivery lifecycle, from profiling and tuning code, to rethinking architectures ensuring software runs with maximum speed, minimal memory usage, and rock-solid scalability. This is a hands on role where youll dive deep into complex systems, identify bottlenecks, and implement improvements that make a measurable difference for clients. What youll be doing Profiling and optimising existing code to boost performance and reduce memory footprint Designing and implementing performance enhancements for high-throughput, low-latency systems Working with Product, Engineering, and Clients to understand and meet performance targets Creating and maintaining automated performance and load testing frameworks Mentoring engineers on writing efficient, scalable, and maintainable code Contributing to architectural decisions that directly impact performance and reliability What were looking for A few years commercial experience in software engineering with strong experience in Python, Java, or C# Proven track record of performance tuning in large-scale, distributed systems Expertise in profiling tools, memory management, and debugging complex performance issues Strong database optimisation skills (Postgres, SQL Server, or similar) Experience with containerised and cloud-native environments ( Kubernetes, Docker, AWS, Azure ) Familiarity with load testing tools (e.g. k6, JMeter, Gatling) and monitoring solutions Excellent communication skills to work with both technical and non-technical stakeholders Whats on offer Collaborative environment where technical excellence and innovation are valued Projects that make a visible impact on system speed, efficiency, and scalability The opportunity to shape system architecture and mentor future engineering leaders Flexible Hybrid working in Central London up to 85,000 basic plus market leading bonus structures Tech Stack: Python, Java, C#, Postgres, Kubernetes, Docker, AWS, Azure, k6, JMeter, Gatling If youre passionate about pushing the boundaries of performance engineering and building software that scales effortlessly, wed love to hear from you.

Job Summary: We are looking for a highly experienced Software Automation Test Engineer in Test with a strong background in software testing, automation development, and DevOps. The ideal candidate will have hands-on experience across a wide range of technologies including Java, Node.js, CI/CD, Terraform, Azure, Docker, and service virtualisation. This role also involves working with cutting-edge AI technologies and infrastructure as code (IaC) implementations. Key Responsibilities: Design and implement scalable automated test frameworks using Java and Node.js. Develop and execute automated test suites for functional, regression, and non-functional testing (e.g., performance, scalability, reliability). Perform API testing and ensure robust validation of service integrations. Build and maintain CI/CD pipelines using GitHub Actions, Maven, and other DevOps tools. Implement Infrastructure as Code (IaC) using Terraform for consistent and repeatable environment provisioning. Work with Azure cloud services and Azure Foundry to deploy and manage test environments. Create and manage Docker containers for isolated and reproducible test setups. Collaborate on the development of Agenti AI solutions using various LLM models hosted on Azure Foundry. Apply service virtualisation techniques to simulate unavailable or third-party services during testing. Debug complex issues in Java and Node.js applications, providing detailed root cause analysis and resolution. Ensure test environments are secure, scalable, and aligned with production configurations. Document test strategies, plans, and results clearly and concisely. Communicate effectively with cross-functional teams including developers, DevOps engineers, and product owners Required Skills & Experience: Proven experience in software testing and automation development. Strong programming skills in Java and Node.js. Hands-on experience with CI/CD tools (e.g., GitHub Actions, Maven). Expertise in Terraform for IaC and cloud resource provisioning. Experience with Azure cloud services and Azure Foundry. Familiarity with Docker and container orchestration. Experience in API testing and service virtualisation. Understanding of non-functional testing principles. Demonstrated ability to debug and resolve issues in complex systems. Strong communication and collaboration skills. Experience in building automation frameworks from scratch. Preferred Qualifications: Certifications in testing (e.g., ISTQB), cloud (e.g., Azure), or DevOps are a plus. Experience with AI/ML technologies and LLM integration is highly desirable. Familiarity with container orchestration tools (e.g., Kubernetes) is a bonus.

Trading Software Engineer - Systematic Market Maker Location: London (onsite 4 days) 375k++ total compensation Quant capital is urgently looking for a Software Developer to join a prestigious market maker. This role sits in a highly autonomous engineering team building performance-critical trading systems that power both OTC and exchange-based strategies across global markets. This is a role that suits those who have been working on high performance systems at the very highest level. This is a hands-on dev position focused on building pricing engines, market connectivity, execution logic, and real-time controls. You'll work directly with researchers and analysts, deploying models into production and designing architecture that balances performance and flexibility. Build and maintain low-latency trading platforms across asset classes Design pricing and risk logic, market data processing, and order handling Optimise data flow and system throughput under real-time constraints Implement core components in Kotlin (some C++ and legacy Python/Java) Engineer for reliability, testing, monitoring and rapid fault recovery Advanced experience in Kotlin or Java (Other languages considered C#/F#/C++) Deep familiarity with Linux environments and system-level APIs Finance experience not required, but curiosity helps

Billigence - Data Engineer Consultant About Billigence: Billigence is a boutique data consultancy with global outreach & clientele, transforming the way organizations work with data. We leverage proven, cutting-edge technologies to design, tailor, and implement advanced Business Intelligence solutions with high added value across a wide range of applications from process digitization through to Cloud Data Warehousing, Visualisation, Data Science, and Engineering or Data Governance. Headquartered in Sydney, Australia with offices around the world, we help clients navigate difficult business conditions, remove inefficiencies, and enable scalable adoption of analytics culture. We are seeking a Consultant-Data Engineer to join our growing Practice. You will work closely with our blue-chip clients in a variety of industries such as banking and finance, insurance, government, telco, media, and FMCG. The role is a combination of working on client project, supporting pre-sales as well as leading some of our internal initiates across data cloud projects. The role and work on the project requires self-development, ability to support others, working as a sole consultant but also as part of a team if required. Support technical leadership and guidance to data engineering teams, driving innovation and best practices in data cloud implementations Design, develop, and implement scalable data solutions using modern cloud data platforms Architect and deliver robust ETL/ELT pipelines and data integration solutions for enterprise clients Drive technical excellence across projects, establishing coding standards, best practices, and quality assurance processes Collaborate with cross-functional teams including data analysts, business stakeholders, and project managers to deliver end-to-end data solutions Engage with client stakeholders to understand requirements, provide technical guidance, and influence strategic data decisions Support internal initiatives in capability building, team development, and delivery quality initiatives Stay current with emerging technologies and industry trends in cloud data platforms and data engineering 4+ years of experience across data engineering, cloud computing, or data warehousing Expertise in one or more modern cloud data platforms: Snowflake, Databricks, AWS Redshift, Microsoft Fabric, or similar Understanding of data modelling principles, dimensional modelling, and database design Proficiency in SQL and query optimization Comprehensive knowledge of ETL/ELT processes and data pipeline architecture Data architecture and solution design experience Hands-on experience with modern data tools such as dbt, Fivetran, Matillion, or similar data integration platforms Programming skills in Python, Java, or Scala Relevant cloud certifications (SnowPro, Databricks Certified, AWS/Azure/GCP Data Engineering certifications) Knowledge of data governance, data quality frameworks, and metadata management Hybrid/remote working environment, allowing you a flexible work-life balance to thrive both in the office and from the comfort of your home Competitive compensation package + performance bonus Referral bonus scheme Career growth support, internal moves, and career advancement opportunities Team building and networking events Inclusion and Equal Opportunities: We will consider all applicants for employment without regard to race, ethnicity, national origin, religion, gender identity or expression, sexual orientation, neurodiversity, disability, age, parental or veteran status. If you are a talented and experienced Data Expert who is passionate about working on cutting-edge data projects and driving digital transformation, we'd love to hear from you!

Senior Quant Engineering Manager A leading European betting and gaming operator is seeking a Senior Quantitative Engineering Manager to drive forward the engineering efforts within its Quant Team. The organisation has a strong reputation for technological innovation and a diversified portfolio across multiple regulated markets. With thousands of employees globally, it is committed to combining entertainment with responsibility and safety, setting new standards in the industry. This is a chance to lead a high-impact function that sits at the intersection of quantitative research, engineering, and product delivery, shaping the future evolution of a cutting-edge Sportsbook Platform. Split between Quant Research and Quant Engineering, the team plays a critical role in building data-driven pricing and modelling capabilities. As Senior Quant Engineering Manager, you will: Own and lead multiple engineering-driven workstreams delivering Quant-powered products to business requirements within agreed timelines. Set product goals and quarterly milestones, overseeing engineering-led work across teams. Align Quant and Pricing Engineering workstreams, resolving blockers and mitigating risks. Streamline the development of high-quality, accessible data assets for quant research and the wider business. Lead strategic initiatives, frameworks, and tooling to optimise Quant Engineering ways of working. Manage and mentor managers and senior reports, focusing on professional development. Play a lead role in recruitment, organisational planning, and skills development. Champion Quant Team culture and represent engineering internally and externally. Ensure governance, risk, and compliance obligations are met. Proven managerial experience leading Quants, Data Scientists, or Engineers, with coaching/mentoring responsibility. Track record of delivering data-driven products from prototype to production. Experience with modelling sporting data and/or pricing systems. Skilled in roadmap planning, milestone delivery, and stakeholder management. Knowledge of cloud platforms (ideally AWS). Comfortable working across multiple levels, from strategic planning to delivery detail. Masters degree or PhD in a STEM discipline. Intermediate/advanced programming skills in Python, Java, and SQL. Familiarity with modern data technologies (e.g.,