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Senior Platform Engineer – Hybrid (London) – AWS / Kafka / Infrastructure as code (IaC) Location: Hybrid (2 days/week in London office) Type: Full-time, Permanent Salary: Competitive + Benefits About the Role We’re looking for a skilled Senior Platform Engineer to help shape and scale a modern cloud-native platform that underpins high-volume data processing. This is a hands-on engineering role focused on enabling development teams through robust infrastructure, automation, and tooling. You’ll be instrumental in evolving a lean, event-driven architecture that supports real-time data flows and complex backend services. Working in a collaborative environment, you’ll help drive platform strategy, improve developer experience, and ensure systems are secure, observable, and cost-efficient. This role is ideal for someone who enjoys solving infrastructure challenges, mentoring others, and building systems that make a real-world impact. especially in a domain where technology directly supports creative industries. Key Responsibilities • Own the full lifecycle of platform development: design, implementation, testing, deployment, and operations., • Support development teams with infrastructure and platform tooling., • Collaborate with InfoSec and global platform teams to maintain security and compliance., • Build and maintain CI/CD pipelines, monitoring tools, and cost optimisation strategies., • AWS (ECS, S3, DynamoDB, Aurora, OpenSearch), • Pulumi (TypeScript) for infrastructure as code, • Kafka (Confluent Cloud) for event-driven architecture, • GitHub Actions for CI/CD, • DataDog for observability, • Strong programming background (Java or TypeScript preferred), • Experience designing scalable, resilient cloud infrastructure, • Familiarity with event-driven systems and Kafka, • Hands-on experience with AWS and infrastructure automation tools (Pulumi, Terraform, etc.), • Understanding of Domain-Driven Design and collaborative modelling, • Experience with relational and NoSQL databases (PostgreSQL, DynamoDB, OpenSearch), • Flexible working (hybrid London), • Enhanced holiday allowance, • Mental and physical health initiatives, • Pension scheme, • Inclusive, values-driven culture, • Work on meaningful tech that supports a growing industry

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,

Lead Backend Software Engineer / Developer (Java AWS) London / WFH to £115k. You'll be working with a modern, cloud native tech stack using Java, Spring Boot, AWS, Kafka and CI/CD to build highly scalable, distributed systems with 24/7 availability. You have advanced experience of building cloud-na

Senior Java Developer | SC Clearance Required | Up to £650 per day (Inside IR35) | Remote with Monthly Visits to London | 6 Month Contract. MERITUS are working with a large consulting organisation looking for a Senior Java Developer on a project working into a UK Central Government client. Design,

Java Developer - ION/Credit Bonds - sought by investment bank based in London - Contract - Hybrid.

We are searching for a candidate to help develop new features and functionality for high transaction online gaming websites.You will be required to produce robust, clear and polished code to tight time-scales.This is an excellent opportunity for a highly-motivated Java developer to be involved in th

Principal / Lead Java Developer. We are looking for a Principal / Lead Java Developer to produce scalable and robust software solutions for our clients.

Java Developer / Backend Software Engineer (Java AWS) London / WFH to £100k. You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis. Opportunity to progress your career in a senior, hands-on Java Developer role at a global FinTech / CFD trading compa

Software Developer (Java / Kotlin / React.

This is an opportunity to combine.Depending on the client projects, you will mostly be working from home with the need to visit customers in London bi-weekly or monthly.Due to the exciting nature of the role and the projects you will be working on, you must hold an active Security Clearance (SC), or

Banking | Java Developer | Senior Front Office Developer | Pricing | Investment Banking | London 3 days/week | £800-900/day (inside IR35) | Initial 6 month contract. Our Banking client is looking for an experienced Front Office Pricing (Rates/Credit products) Java Developer for an initial 6 month c

Lead Full Stack Java Developer - SC Cleared. NEW PERMANENT OPPORTUNITY FOR A LEAD FULL-STACK JAVA DEVELOPER IN LONDON WITH SC CLEARANCE. Lead Full Stack Java Developer.

Senior Java Developer - Remote Working. Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer. Experience working as a Java Developer.

Senior Java Developer - Remote Working. Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer. Experience working as a Java Developer.

As Lead Java Developer you will be responsible for:. Talent Consulting is seeking an experienced Lead Java Developer to join one of our government clients on a large-scale digital transformation programme. You'll lead a team delivering modern, cloud-native solutionsrebuilding internal systems, creat

Do you have strong Java coding skills combined with experience of developing on the Fidessa order management system?. You have a deep knowledge of Java including Spring Boot and APIs. As a Fidessa Developer (Java Spring Boot API) you will receive a competitive.

As the business continues to grow the company are interested in speaking with experienced Full Stack Software Engineers with expertise in Java to join a live project.

Staff Software Engineer / Developer (Java Kotlin AWS React) Hybrid WFH to £110k. Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good?. As a Staff Software Engineer you will collaborate with the CTO on the overall design and architecture of

Looking for a number of SC + NPPV3 Cleared Java Developers to work on a Law Enforcement programme. SC + NPPV3 Cleared Java Developer - 6 months+ - £Inside IR35 - Remote with occasional travel to London. SC + NPPV3 Cleared Java Developer - 6 months+ - £Inside IR35 - Remote with occasional travel to

Our client is a leading and well-established player in the Digital Asset and Cryptocurrency Quantitative/Algorithmic trading industry.The business is going from strength to strength, they are currently going through a period of exponential growth and are enjoying record profits The business is activ

Backend Software Engineer / Developer (Java 17 Kotlin AWS) London / WFH to £85k. The technology stack includes Java 17, Kotlin, Spring Boot and AWS amongst others; you'll be encouraged to expand your skillset using the latest technologies and choosing the best tool for the job in a friendly Agile t

Graduate / Junior Developer, Python, Linux, C#, Java - London. Teck stack: Graduate / Junior Developer, Python, Linux, C#, Java,. Having recently launched in the UK, they looking to hire Graduate / Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family.

Role: Senior Java Full Stack Engineer. They are looking for a Senior Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growly team, building cutting-edge digital solutions, primarily within Government, Finance, Retail & Energy sectors. Primary requirements as a Senior Java Full Stack

Full Stack Developer / Software Engineer (Java AWS React) London / WFH to £110k.Are you a technologist looking for an opportunity to be part of something big from the start?.You could be progressing your career in an impactful role at a newly established Fintech start-up, set up by a small team of

Contract Java Developer (Inside IR35) | SC Cleared. Extensive commercial experience with Java 8+.

Design, build, and maintain scalable, high-performance services using Kotlin or Java.

Develop and maintain pricing and trade booking platforms for front office use. Collaborate closely with traders to understand and implement pricing strategies. Proven experience as a Pricing Developer or similar within an investment banking/trading environment.

We are a Global Recruitment specialist that provides support to the clients across EMEA, APAC, US and Canada. We have an excellent job opportunity for you. Role Title: Software Developer Location: Manchester, Cheltenham or London Clearance required: eDV Duration: 5+ months Role Description: • Java development, • Object store configuration and containerisation, • Docker, Kubernetes, • Back-end software development using Python and Java, • Relational databases and SQL, • Experience integrating 3rd party software, scripting/glue work, • Experience building and deploying web user interfaces, • Experience working closely with or in national security missions, • Agile approaches to delivery, • Good problem-solving skills and understanding of how to trace faults/errors in the system, • Ability to present technical ideas clearly and work well with customers and stakeholders If you are interested in this position and would like to learn more, please send through your CV and we will get in touch with you as soon as possible. Please note, candidates are often Shortlisted within 48 hours.

The Opportunity We're partnered with a leading global investment bank, seeking a Senior Technical Lead Java Developer to join their front-office eFX Pricing & Platform Team. Leading complex technical initiatives across multiple feature teams. Ability to provide technical leadership and influence arc

Our client is a leading and well-established player in the Digital Asset and Cryptocurrency Quantitative/Algorithmic trading industry.The business is going from strength to strength, they are currently going through a period of exponential growth and are enjoying record profits The business is activ

Java Developer - Remote Working. Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer. Experience working as a Java Developer.

Banking | Senior Front Office | Pricing | C# Java Developer | Investment Banking | London 3 days/week | £800-900/day (inside IR35) | Initial 6 month contract. Our Banking client is looking for an experienced Front Office Pricing (Rates/Credit products) C# Java Developer for an initial 6 month contr

This is a niche, high-impact role for a strong Java engineer with low-latency trading systems experience and a deep understanding of front office environments, particularly in pricing, booking, and analytics for Rates, Credit, FX, and Equities. Deliver low-latency, high-performance microservices in

A leading global investment bank is seeking a.Java Developer / eTrading Strategist.This front-office role focuses on designing, building, and optimising.Working closely with traders, quants, and technologists, you'll deliver production-ready eTrading solutions with a focus on.Profile and tune Java a

I am currently working with an exciting digital solutions provider who are actively seeking 2 Senior Java Developers to lead development best practices for a brand-new business-critical project on a permanent basis. Extensive Java Development in a highly agile environment while owning and leading de

As a Senior Developer, youll not only code but also take on key design responsibilities, shaping impactful projects.You'll mentor junior members of the team, driving innovation in a fast-paced, high-stakes environment.If youre ready to make a real impact on global markets, wed love to hear from you!

Fidessa Developer (Java Spring Boot API) London to £135k. Are you an experienced Java Developer with a strong knowledge of Fidessa and an interest in Capital Markets?. Build high-performance services using Java, Spring Boot and RESTful APIs.

Full Stack Developer - Active SC, Java, Spingboot, React. Expertise in a range of technologies, including Java (8, 11, 17+), Spring / Springboot, React / HTML.

Join a global FinTech leader that consistently ranks as one of the UK's top employers and advance your career in cutting-edge crypto technology.Java Developer / Backend Software Engineer (Java AWS) London / WFH to £100k* Opportunity to progress your career in a senior, hands-on Java Developer role

Join a global FinTech leader that consistently ranks as one of the UK's top employers and advance your career in cutting-edge crypto technology.Java Developer / Backend Software Engineer (Java AWS) London / WFH to £100k* Opportunity to progress your career in a senior, hands-on Java Developer role

Proven experience as a Java Developer with strong proficiency in Java 1. Understanding of agile software development methodologies. Hype Studio is an independent enterprise software consulting firm serving the manufacturing and distribution industries in around the world.

React Java Fullstack developer - Knutsford, UK. Job Title: React Java FullStack Developer. Developing and implementing front-end and back-end solutions using React.

Serve as a technical expert, advising on design, development and implementation of Java-based solutions and related technologies. Demonstrated ability to mentor and coach developers, providing constructive feedback on their work.

The Java Developer will be primarily responsible for the full development life cycle, from gathering requirements, high-level design, creating technical/functional specifications through to development. The Java Developer will have the opportunity to work on some very large and complex enterprise pr

Lead Software Developer - OutsideIR35 - Wealth Manager - London. Senior C++ Developer, Market Data (Ref: b-443). Engage stakeholders to achieve our ultimate goal - Cryptocurrency in every wallet.

Java Developer – Algo Development Technology. We are looking for strong hands-on Java developer with a solid understanding of concurrent, multi-threaded application environments. Java server-side development experience.

Java Developer, C++ Developer, Quant, Junior Quant, C++ Java, SQL Matlab, Quant Trader, Quantitative,. Work closely with the Head of Trading and the Quant Team and assist in design and development of new trading algorithms, mainly in Java. Leading London-based trading firm has an outstanding opportu

Senior Java Developer (Chinese Speaking). Senior Java Developer (Chinese Speaking). Ability to read and write in Chinese is an advantage.