1,951 to 1,975 of 2,321 Java Jobs in London

IAM Security Engineer Contract Details Initial 6-month contract 4 days per week onsite in London £400-£450 per day (INSIDE IR35) We're working with a leading financial services organisation seeking an experienced IAM ...

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Software Engineer lll at JPMorgan Chase within the Equities Trading Data ...

Senior Azure Data Engineer (Databricks)Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: PermanentEngineer advanced data solutions at scale in a world-class consulting environment. The RoleAs a Senior Azure Data Engineer (Databricks) at Capco ...

Client in Central London is seeking a seasoned Java Backend Developer with 5+ years of experience and strong SQL Server expertise. You will contribute to backend systems, leverage Spring, and tackle algorithmic challenges within a large codebase. Proficiency in data structures, Unix, and clear communication are essential for success ...

Citi in London is seeking a Lead Java Developer to drive the development of real-time and on-demand risk systems within our global trading and risk framework. You will own the full development lifecycle, from architecture to production support, and collaborate with London-based traders, risk teams and technology ...

Luxoft in London is seeking a Senior Full Stack Java Engineer to design, develop, and deliver enterprise integration solutions connecting Loan IQ with upstream and downstream platforms. You will leverage AI-assisted development tools and Agentic AI practices to automate SDLC processes, improve coding efficiency, testing, debugging, and documentation while ...

Bank of America in Bromley is seeking a Senior Java Developer for its fast‐paced EFX front-office team. You will build real-time pricing and auto-hedging services, review code with traders, and participate in Agile ceremonies in a high‐performance environment. You’ll work with ultra-low-latency ...

Citibank (Switzerland) AG is seeking an Engineer to design and deliver Java/Kotlin components for the Core Prime Brokerage platform. You will participate in agile development, CI/CD, and automated testing while collaborating with a global team. You will work with SREs and analysts across time zones, mentor ...

TwinThread seeks a Software Engineer III for Backend Engineering focused on Java/Kotlin in London. This role emphasizes collaboration, problem-solving, and adaptability within a team. You will be responsible for building scalable and reliable solutions, investigating issues, and ensuring high performance. A strong focus on ethics and teaching ...

Solution Architect/Senior Solution Architect/Technical Solution Architect - Java/Kafka - Hands on £600 Pay - Outside IR35 - 4 Days per week on site in London Bridge 6 month initial contract We've partnered with a genuinely exciting organisation who are building a greenfield Bank, as part of this … implementing a whole host of new platforms and technologies. For this role, we're looking for a hands on/technical Solution Architect with Java and Kafka to drive forward the end-to-end architecture for s RTL & Payments Transformation, ensuring cohesive design across Payments, Reconciliation, KYC, Cash Management, Monitoring ...

Solution Architect/Senior Solution Architect/Technical Solution Architect - Java/Kafka - Hands on £600 Pay - Outside IR35 - 4 Days per week on site in London Bridge 6 month initial contract We've partnered with a genuinely exciting organisation who are building a greenfield Bank, as part of this … implementing a whole host of new platforms and technologies. For this role, we're looking for a hands on/technical Solution Architect with Java and Kafka to drive forward the end-to-end architecture for s RTL & Payments Transformation, ensuring cohesive design across Payments, Reconciliation, KYC, Cash Management, Monitoring ...

leading global financial markets provider is seeking a highly skilled Lead Java Engineer with over 12 years of backend software engineering experience. The role focuses on building the FTSE Russell Index Platform and involves leading projects from start to finish. Candidates must have strong algorithms and data structures skills. Benefits ...

exceptional low-latency engineer to join its specialist electronic trading technology team. This is a highly hands-on position-around 90% coding-building Java and Rust event-sourcing frameworks that support algorithmic trading platforms across the bank. The technology operates at serious scale, with response times … microsecond range. We're looking for experience in: Modern Java and JVM performance optimisation Low-latency algorithmic trading systems Market data and back-testing/simulation tools Linux internals, system calls and kernel tuning TCP/IP and kernel-bypass technologies Event-driven or event-sourcing microservices Performance analysis ...

Rightmove in London is seeking a Senior Backend Engineer to design and deliver high‐quality, scalable backend services. You'll work with Java 17+ and Spring Boot to empower millions of users and thousands of agents on our platform. You'll collaborate across product, design, and engineering, mentor peers ...

Citi is recruiting for a Prime Brokerage Technology role in London. You will own and deliver Java/Kotlin components within the Core Prime Brokerage platform, contributing to CI/CD, automated testing and SDLC improvements. You will work closely with analysts, plan features, and document technical work while supporting ...

deliver high-quality features for the Credit platform used by partners globally. You will work across the full software lifecycle, writing clean code in Java/Kotlin and building RESTful APIs and microservices. Collaborate with product managers, designers, and other engineers to translate business requirements into scalable solutions, while debugging ...

ownership. You will deliver high-quality, scalable software while maturing a high-performing engineering team. You will lead a platform built on React and Java (Spring Boot), drive best practices, CI/CD, testing, security and performance, and mentor engineers as the team grows through 2026 and beyond. #J ...

Back-End Engineering team within Personal Investing in London, delivering cloud-native microservice architectures and secure, scalable banking experiences. You will work on Java/Kotlin-based solutions across fraud, investments, identity services, money transfers, and core banking, collaborating with distributed teams to rapidly ship features. The role emphasizes software ...

Senior Associate Engineer for Post Trade. The role involves building a cloud-based market infrastructure, focusing on engineering excellence, event-driven microservices, and advanced Java development. Candidates should possess strong skills in database management, cloud architecture, and agile methodologies. This position offers an opportunity to contribute significantly to innovative solutions ...

Senior JVM Engineer to join a high-performing UK team in Canary Wharf. This hands-on role focuses on building scalable distributed systems using Java, Scala and/or Kotlin, with a strong emphasis on TDD and automated testing. You'll work in a hybrid setup with 3 days ...

will work across teams to deliver low-latency, secure systems in a fast-paced environment. You will drive high-quality production code in Java, mentor peers, and help establish automated testing and validation practices. The role emphasizes responsible AI use and resilient design within Electronic Trading Technology. #J-18808-Ljbffr ...

traders and product teams to deliver robust, scalable software in a fast-moving fintech environment. The ideal candidate has 3-5 years of commercial Java experience and a strong background in performance-sensitive systems within fintech or finance, #J-18808-Ljbffr ...

company serves over 700 million active customers through advanced logistics, digital platforms, and international operations. Задачи: Develop and maintain transaction-related backend services using Java and Spring Boot Build core business processes for order and transaction workflows Ensure data consistency, system reliability, and correctness across critical business processes Support stable … share technical solutions and best practices Требования: Bachelor's degree or equivalent in Computer Science or a related field 3+ Years of experience in Java programming and Spring Boot Experience building or maintaining core business systems Experience working in structured development environments Awareness of data protection, security, or compliance requirements ...

Senior Java Engineer £55,000-75,000 GBP Pension, Benefits Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Java Engineer Payments Technology Location: London/Hybrid Working Salary: £55,000 - £75,000 + Benefits Package About the Role We're working with a leading global consultancy … seeking an experienced Senior Java Engineer to join a growing payments technolo click apply for full job details ...

test and debug team members' codeEnsure our applications are secure and up-to-dateWhat experience are we looking for? Work experience as a Core Java Developer or similar roleExperience designing, building and testing Java applicationsIn-depth knowledge of popular Java frameworks like JSF and Spring MVCGood time management skillsProblem-solving ...