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We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions. You will work on complex software projects, contributing to the architecture, development, and improvement of software systems. This role involves mentoring

Software Engineer, Developer, Backend – Java – Identity - IAM Contract – Until End of December 2026 (Renewable) Rate: £500 per day – Inside IR35 Location: Essex based offices (between Brentwood and Basildon) 4 days a week The banking and finance arm of one of the wo

A Java Developer (2-5 years experience) designs, codes, tests, and maintains scalable Java applications, collaborating with teams, debugging issues, and using frameworks like Spring/Hibernate, focusing on clean, efficient, object-oriented code, participating in the full SDLC. Number] years of profes

Brio Digital are supporting a consultancy on a major NHS digital programme and are looking for experienced Java Developers to join an established engineering team. You will contribute to the design, build, and delivery of complex, high-availability digital solutions within a large-scale NHS environm

We are seeking a highly skilled Java Software Engineer's to work on a UK Government programme. Strong recent experience with Java 20 or above. Experience with software patterns.

We’re partnering with a leading global financial institution seeking experienced Java Contractors to join high-impact engineering teams delivering scalable, mission-critical platforms. Strong Java development experience (Java 11+).

We are seeking multiple Senior Java Engineers to join the programme engineering team. Strong, demonstrable experience as a Senior Java Engineer in a production environment. Senior Java Engineers (12x) — Contract - (Financial Services / Investment Management).

Senior Software Developer – Contract £450–£480/day (Inside IR35) | Hybrid (1x per month onsite) | SC Required or eligible | A leading public sector organisation is seeking a Senior Software Developer to join a high-performing team delivering modern digital services within a complex governmen

Role Overview - Location: Milton Keynes (Once per month onsite /Flexible working available) - Package: Up-to 95,000 Basic, bonus scheme + benefits - Industry: Fintech / Digital Banking What You’ll Be Doing - Leading the design and delivery of full stack features across backend and frontend syst

SOW & Deliverables - Develop and maintain scalable Java-based services and applications - Build and support Spring Boot microservices - Work with Kafka and event-driven architectures - Contribute to agile delivery using Test-Driven Development (TDD) principles - Support engineering best practices a

As a Software Engineer III at JPMorgan Chase within the Accelerator business, you are the heart of this venture, focused on getting smart ideas into the hands of our customers. We primarily use Jvm based languages (Java/Kotlin) but we also have parts of the platform that use other languages as neede

Contract Senior Software Engineer (Java or Python) | Inside IR35. You will be joining aprivate equity firm as a senior software engineer, to work across the following responsibilities:. Strong prompt engineering skills and the ability to critically evaluate AI-generated code for correctness, securit

We are currently recruiting for a Java Software Developer to join a growing team in an exciting organisation, with a clear path into a senior technical leadership role. This position would suit someone who is comfortable working across both legacy and modern Java environments, and who has already st

Senior Software Engineer with Python and Java. We’re looking to recruit initially 2 excellent Software Engineers to work with an existing team of 4 software developers on a very large strategic consulting engagement within the Life Sciences industry. Our Client is looking to recruit a brilliant So

A leading global financial institution in Greater London is seeking a Lead Software Engineer to design and enhance data engineering solutions within the Corporate Risk Technology team. This role requires proficiency in programming languages like Java and Python, as well as experience with large-scal

We’re looking for a Mid/Senior Backend Engineer to join a team that keeps frameworks lean and focuses on what matters: clean, maintainable code, shipped fast with TDD, DDD, and continuous integration and delivery. Our stack includes Java 17/21, GCP, Kubernetes, Grafana, Prometheus, NewRelic, Postg

A leading software company in Greater London seeks an AI Engineer to innovate at the intersection of engineering and AI. Candidates should possess a degree in relevant fields and experience in ML/AI engineering.

Optamor is seeking a Software Engineer with strong C++, Java, and Python programming skills to join Lockheed Martin in Ampthill, Bedfordshire. Candidates should demonstrate proven software engineering experience and strong communication skills.

Public Sector Resourcing, managed by AMS, is looking for a Software Engineer (Java) for a 14-month contract. Responsibilities include developing high-quality applications using Java and Spring Boot, designing RESTful APIs, and working with PostgreSQL and GCP services.

Software Engineer / Developer (Java Kafka Spring Boot AWS microservices) opportunity. Software Engineer Java Kafka API (PR/100680) London, England. Software Engineer / Developer (Java Kafka API) London / WFH to £90k.

A leading financial services institution in Greater London is seeking a Lead Software Engineer to design scalable technology solutions that support business goals. The ideal candidate has a Bachelor's in Computer Science, proficiency in programming languages such as Python and JavaScript, and strong

We’re looking for Backend Software Engineers to work on the Engine Platform and make our existing features work for banks all over the world as well as building new features from scratch that Starling hasn’t released in the UK market. Day in the Life of a Software Engineer. We are looking for en

Elsevier in Greater London is seeking a Software Engineer III to contribute to the development of ScienceDirect's cloud-hosted web applications. Candidates should be proficient in Java, Spring, and JavaScript, with a passion for Agile methodologies.

We are looking for a Principal Backend Engineer to join their London hub. Drive the "gold standard" for backend engineering, contributing high-quality, maintainable code in a fast-paced environment. Act as a force multiplier for the engineering team, coaching senior talent and fostering a culture of

Role: Software Engineer (Java) – Up to £120,000 + Bonus + Package. Complex engineering challenges alongside some of the top talent in fintech. Engineers are treated as the company’s #1 asset.

Professional experience in ML/AI engineering or software engineering. You’ll collaborate across engineering, product, knowledge engineering, and customer‑faceting teams to ship features that genuinely make work smarter. If you’re driven by solving real problems with well‑engineered solutions

As a Senior Software Engineer, you will own large-sized, impactful projects within the domain. Nice to have: Some experience building frontend with technologies like React using Javascript, or Typescript. You’ll consistently define and implement technical solutions or efficient operational process

Software Engineer III- (Java/ Databricks /API). The Software Engineer III performs moderately complex research, design, and development work on systems that compute large-scale metrics using distributed processing, search indexing, and graph-based data structures. The SciVal Development Team is a cr

Java Software Engineer**RELX is a global provider of information-based analytics and decision tools for professional and business customers, enabling them to make better decisions, get better results and be more productive. As a Software Engineer, you will build capabilities to improve the quality o

Share knowledge across the wider engineering community. RxJava, Groovy, Couchbase, and Kafka. Design and implement end‑to‑end systems using your deep JVM and Java ecosystem expertise.

Leads communities of practice across Software Engineering to drive awareness and use of new and leading-edge technologies. As a Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank's Equities Technology team, you are an integral part of an agile team that works to enhance

A dynamic sports betting startup in London is seeking Java Software Developers to join their innovative team. The role involves working with quantitative researchers and talented engineers to build data integrations and support systematic trading models. Candidates should have at least 3 years of Ja

As a Lead Software Engineer at JPMorgan Chase within the Data Platform & Strategy team within Corporate Risk Technology, you will design, build, and enhance advanced data engineering solutions. Drive communities of practice across Software Engineering to promote new and leading‑edge technologies.

A leading space engineering firm in Greater London is seeking a Ground Segment DevOps Engineer to join their innovative team. This role involves designing and maintaining the Mission Control System, implementing software modules in Java and Python, and supporting mission operations subsystems. Ideal

You'll write high‑quality production Java, but you'll also care deeply about the experience of engineers building on what you create. Apply SOLID principles and cohesive design to build software that is easy to understand, maintain, and onboard new engineers onto. This role sits at the intersectio

Bowden Brown is seeking a talented Enterprise Software Engineer to join their growing technology team in London. The role involves building high-performance financial software and collaborating with operations and middle office teams to solve complex business problems. Candidates should have strong

Backend Software Engineer (Java). My client in the automotive industry is seeking an experienced Senior Backend Software Engineer to join their Identity Management Services team, focusing on the core platform work that powers our identity infrastructure. You will be responsible for ensuring the plat

Software Engineer III – (Java / Databricks / API). The Software Engineer III performs moderately complex research, design, and development work on systems that compute large‑scale metrics using distributed processing, search indexing, and graph‑based data structures. Around 3 years of professi

Contribute to greenfield Java work, providing challenging and rewarding software solutions. Java Software Developer – Sports betting Hedge fund startup - London. A couple of Java Software Developers are required for an exciting and innovative Sports betting hedge fund startup based in London.

We work in an agile fashion, with engineers closely collaborating with designers, the product manager, and the analyst. You have years of Java 8+ knowledge.

Lead communities of practice across Software Engineering to promote awareness and adoption of new technologies. Demonstrated proficiency in software applications and technical processes within a technical discipline (such as cloud, artificial intelligence, machine learning, or mobile). Execute creat

As a Senior Lead Software Engineer at JPMorganChase within the Accelerator business, you are the heart of this venture, focused on getting smart ideas into the hands of our customers. We primarily use Jvm based languages (Java/Kotlin) but we also have parts of the platform that use other languages a

Elsevier in Greater London is seeking a Software Engineer to enhance the quality of scientific research. The ideal candidate has proficiency in Java, JavaScript or TypeScript, and is familiar with Agile methodologies.

Senior Software Engineer I - Investments - Java. Knowledge of Java and Spring boot and experience with a messaging system, like Kafka, is a plus… but don’t worry we don’t expect you to know everything!.

Close alignment between Product and Engineering. Java/Spring Boot/AWS/K8s/Terraform. Take home assignment and subsequent walk through with Engineering Team>.

As a Software Engineer, you will build capabilities to improve the quality of scientific research. As a Software Engineer, you will build capabilities to support researchers in sharing new knowledge with the broader research community. Demonstrate some proficiency in most of these technologies: Java

As a Staff Engineer, you'll be a hands‑on technical leader who drives engineering excellence across multiple teams. Acting as a coach and mentor to engineers at all levels, promoting strong engineering practices. You’ll work closely with engineering leaders, peers and stakeholders to set strateg

This role emphasizes delivering projects in a true DevOps manner and applying a software engineering mindset to problems. Essential skills include Java, Spring framework, and containerization using Docker or Kubernetes.