java swing developer jobs in London

Fasanara Capital is hiring an experienced Java Software Engineer to join Fasanara Digital and take ownership of systems powering 24/7 trading activity. You will develop and maintain a collateral management platform, reference data, and accounting infrastructure for both digital assets and traditional markets.You will work on hands-on development across new...

Addition Solutions is seeking an experienced Backend Developer (Java/Spring Boot) for a fully remote contract. The role focuses on building scalable backend services, REST APIs and microservices in a high-volume environment. You will work with Java and Spring Boot, delivering reliable and efficient backend systems.Prior experience in iGaming, FinTech or...

A technology recruitment firm is looking for a Principal / Lead Full Stack Java Developer in London. The role involves designing and delivering scalable software systems utilizing Java and React, mentoring engineers, and defining technical solutions. Required experience includes strong architectural judgement, microservice architecture, SQL and NoSQL...

EC1 Partners is seeking a backend engineer in London to build and enhance electronic trading systems. You’ll develop Java-based backend services that support high-volume trading, collaborating with product and trading stakeholders.The role emphasizes performance, scalability, and reliability, with responsibility for production support and system design...

Job Location: London, UK (4 days per week from office) Job Type : Contract (6 months ) / Permanent Role Summary Seeking an experienced Java Engineering Architect to lead the design and delivery of enterprise-scale banking and payments platforms. The role requires deep expertise in payments, banking operations, messaging architectures, cloud-native platforms,...

For our Innovation & Technology department in London we are looking to hire a: Algorithmic Trading Engineer, full time, London Innovation & Technology @ Berenberg In an era where digitalisation and modern IT infrastructure is revolutionizing banking, we are shaping a technology-driven bank in which you as an IT professional will work closely with our...

Sanderson is seeking a Senior Backend Developer to build and maintain cloud-based services on AWS, using Java 21 and Spring Boot in a hands-on, delivery-focused role. The work involves code reviews and input into technical decisions.Responsibilities include building REST and event-driven microservices, deploying on AWS (ECS/EKS, Lambda, RDS, DynamoDB,...

Java Software Architect 3-5 Month contract - Inside IR35 - up to £620 per day London based - hybrid working - 1 day a week onsite Insurance sector Role Overview We are seeking a hands-on Java Software Architect to lead the assessment, modernisation, and migration of enterprise Java applications. This role requires a strong technical leader who can define...

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III (Java/Python Developer) at JPMorgan Chase within the Commercial and Investment Banking Emerging Markets Team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading...

State Street is seeking an experienced Java Full Stack Developer to join our Digital Asset team. You will deliver end-to-end product experiences across Java back-end services and modern UI components, enabling digital asset capabilities in a regulated financial services environment.You will build REST APIs, orchestrate microservices, and develop responsive...

What We DoAt Goldman Sachs, our Engineers don't just make things - we make things possible. Change the world by connecting people and capital with ideas. Solve the most challenging and pressing engineering problems for our clients. Join our engineering teams that build massively scalable software and systems, architect low latency infrastructure solutions,...

**Low Latency Java Engineer**Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that...

Job Title: Senior Software Engineer, Prime TechnologyCorporate Title: Vice PresidentDepartment:Information Technology - Global Markets IT (GMIT)Location: London (Hybrid)Company overviewNomura is a financial services group with an integrated global network. By connecting markets East & West, we service the needs of individuals, institutions, corporates and...

Senior Java Developer (AWS, Microservices) - Travel - SussexDaily rate: £550 - £700 (inside IR35)Duration: 3 - 6 monthsHybrid: 1 - 2 daysStart: ASAPMy new client is looking for a Senior Java Developer (AWS, Microservices) to join the team on a contract basis. You will play a key role in designing, developing, and maintaining secure, scalable, and...

NTT DATA in London is seeking an experienced Java Backend Developer to design, develop, and support scalable enterprise applications using Java and Spring technologies. The role involves working across the full development lifecycle within a complex enterprise environment.You will collaborate with Business Analysts and stakeholders to deliver robust REST...

TP ICAP Group Services Ltd is seeking a Senior Java Developer based in the City Of London. The role involves designing and implementing low-latency trading system components while collaborating with diverse teams to ensure optimal performance and stability.Candidates should have substantial experience in Java, familiarity with cloud platforms, and knowledge...

Tech Stack: Java and low-latency, JVM engineering, FX, eFX, Crypto, hedging and risk-management systems, Aeron, FIX connectivity, Linux, Multithreading, Harrington Starr have partnered with an innovative to Software Developer specialising in Crypto, FX and eFX currently developing high-performing trading systems. We’re looking for a skilled Java or Quant...

A prominent UK technology organization is looking for a Mid-Level Software Engineer to join their team in London. The role focuses on developing and maintaining Java-based microservices in an AWS environment, and involves hands-on coding, collaboration, and problem-solving. The ideal candidate will have strong cloud service experience and be proficient in...

Software Development Engineer II - Java Job Description As an SDE2 at Tesco, you are a mid-level individual contributor whose impact reaches across your team. You provide technical leadership for medium to large features, participate in their design, and take accountability for delivery. You are expected to implement and ship end-to-end stories, support...

Senior Software Engineer - (Java/AI) Client Platform**Job Description****So, who are we?**IG has been at the centre of retail trading and investment since 1974, when we helped create the market for financial spread betting. Today, we're a FTSE100 fintech operating across five continents, serving over 700,000 clients and handling billions in transactions -...