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    Senior Java Lead for Equities Algo Trading

    J.P. MORGAN is seeking a Lead Software Engineer for its Equities Trading Technology Organization in Greater London. This role involves developing algo trading strategies and real-time systems while collaborating with global teams. Candidates should have advanced Java skills, experience in low latency trading, an ...

    Real Time Rates Risk Engineer (Java, Hybrid)

    Citigroup Inc. is looking for a Senior Developer to join their Tech team in London. The role focuses on designing and implementing critical features for Real Time Pricing and Risk applications. Candidates should have extensive experience in Java development, understanding of Agile practices, and familiarity with ...

    Senior Java Engineer – Equities Trading Platform (Hybrid)

    Citi is seeking a motivated software engineer for the Equities Technology team in London. This role involves collaborating with engineers and delivering technical solutions for trading applications, requiring strong knowledge in Java and experience in agile development. Candidates should have 6-10 years of relev ...

    Lead Java Architect: Scalable, Secure Microservices & DDD

    LSEG is seeking a Manager to lead the design and governance of its Java platforms. This pivotal role involves architectural leadership, coaching senior engineers, and ensuring high engineering standards. The successful candidate will have deep expertise in Java, architectural patterns, and experience with cloud ...

    Lead Java Software Engineer – Markets CRM LDN

    Join us to shape the future of our Markets CRM platform and drive impactful technology solutions. As a hands-on leader, you will collaborate with talented engineers and influence the direction of our Markets business. We offer an environment that values innovation, growth, and continuous learning. Your exp ...

    Java Platform Tech Lead for Markets CRM

    Join us to shape the future of our Markets CRM platform and drive impactful technology solutions. As a hands-on leader, you will collaborate with talented engineers and influence the direction of our Markets business. We offer an environment that values innovation, growth, and continuous learning. Your exp ...

    Senior Python/Java Engineer — Cloud & AI Innovator

    JPMorgan Chase & Co. is looking for a Senior Python Engineer in London to enhance and deliver technology products. This role involves developing secure production code, optimizing semantic search workflows with AI, and serving as a subject matter expert in cloud deployment. Candidates should have advanced Python ...

    Remote Full Stack Java Engineer | Spring Microservices

    A leading software security company is seeking a Java Software Engineer to join their Agile Product team. The role focuses on developing customer-facing features in a collaborative environment, using Java8/11, Spring, and modern cloud platforms. Successful candidates will benefit from flexible working arrangemen ...

    Lead Java Engineer: Low Latency Trading Systems

    Grid Dynamics is seeking Senior and Principal Java Developers to work on a high-performance trading project for a major financial institution. Candidates should have deep knowledge of Java and the JVM, strong experience with low-latency systems, and familiarity with microservice architectures. You’ll be part of ...

    Senior Java Engineer Low Latency FICC eTrading

    Bank of America is looking for a Senior Engineer in Bromley to join the FICC Macro Rates Electronic Trading Technology team. This role focuses on developing and enhancing critical eTrading components utilized globally. Candidates should have hands-on Java experience, a strong background in multi-threaded develop ...

    Java Backend Engineer II — Scalable API Innovation

    Tesco is seeking a Software Development Engineer II to join its Lists and Substitutions Team in Greater London. In this role, you will develop high-performance backend APIs that enhance the shopping experience for millions of customers. Responsibilities include coding in Java, participating in planning sessions, ...

    Lead Software Engineer Java JPM Personal Investing

    Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to J.P. Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of J.P. Morgan heritage brings. </p ...

    Solutions Architect: Java, Event Driven Transformation Lead

    Bestman Solutions in Greater London is seeking a Solutions Architect to lead the transformation of legacy financial systems into a modern, scalable architecture. This role focuses on end-to-end design and hands-on Java development, requiring a proven background in solution architecture and strong object-oriented ...

    Senior Software Engineer — High Throughput Java & Cloud

    Hong Kong Exchanges and Clearing Limited (HKEX) is looking for a Vice President in London to engineer and enhance their Inter-Office Trading platform. The role demands proficiency in Java, experience with cloud infrastructures, and strong skills in distributed systems and data streaming. Applicants should have o ...

    Senior Java Backend Engineer Scalable APIs & Microservices

    Vallum Associates is seeking an experienced Backend Developer to build and maintain scalable, high-performance backend services and APIs for a microservices-based trading platform. The ideal candidate will have over 5 years of experience in backend development with Core Java, strong skills in building scalable A ...

    Backend Architect – Java Spring Boot & Python (Hybrid)

    Methods is seeking a skilled architect to lead the migration and rebuilding of core architecture in Java Spring Boot at their London office. This hybrid role requires three days on-site each week. Key responsibilities include optimizing technical connectors for various marketplaces and ensuring real-time synchro ...

    Contract Senior Software Engineer (Java or Python)

    Contract Senior Software Engineer (Java or Python) | Inside IR35 Contract length: 6 months (with potential to extend)Location: LondonWorking Environment: On-site You will be joining aprivate equity firm as a senior software engineer, to work across the fo ...

    Staff Java Engineer – Supply Chain, AI & Microservices

    hackajob is seeking a Staff Engineer to work with Sainsbury’s, focusing on technical design and mentoring within engineering teams. You will help drive the architectural solutions for complex supply chain systems leveraging your expertise in Java, Python, and microservices. The ideal candidate should demonstrate ...

    FX Risk Java Tech Lead — Hybrid/Remote

    Citi in Greater London is seeking an experienced FX Risk Java Tech Lead to drive technical excellence in developing high-performance risk calculation systems. Responsibilities include leading technical teams, guiding system architecture, and ensuring delivery of mission-critical infrastructure. The ideal candida ...

    VP Java Platforms Lead FX Tech & Markets

    Citi is looking for an experienced Applications Developer to join their FX Technology group in Greater London. You'll be responsible for leading application development projects and managing a team, working closely with stakeholders in a fast-paced environment. Ideal candidates will have a strong background in J ...

    Senior Backend Engineer – Java/Spring, Remote & AWS

    OneDome is seeking a skilled Java Engineer to develop and maintain its rapidly scaling Java Spring-based platform. The ideal candidate has over 6 years of Java experience and proficiency in Spring Framework, AWS services, and DevOps skills. Candidates should be able to work independently and possess fluent commu ...

    Senior Backend Engineer — Cloud Microservices (Java/AWS)

    JPMorgan Chase is seeking a Lead Software Engineer for the International Consumer Bank. This role involves delivering cloud-based solutions, enhancing software reliability, and leading technology practices within a diverse team. Ideal candidates have substantial back-end engineering experience, particularly with ...

    Lead Software Engineer Markets Tech (Python/Java)

    JPMorgan Chase & Co. is seeking a Lead Software Engineer to design and deliver secure technology solutions in the Markets Technology team. The role involves ensuring production outcomes for critical workflows and collaborating within an agile team. Candidates should have a Bachelor's degree in Computer Science a ...

    VP Java Engineer Markets CRM Platform Lead

    JPMorganChase is seeking a VP Engineer to lead the development of the Markets CRM platform in Greater London. This role involves collaborating with global engineering teams to design secure, scalable solutions. The ideal candidate will have extensive experience in Java and cloud technologies, and a commitment to ...

    Lead Java Software Engineer Markets CRM LDN

    Job Description Join us to shape the future of our Markets CRM platform and drive impactful technology solutions. As a hands‑on leader, you will collaborate with talented engineers and influence the direction of our Markets business. We offer an environment that values innovation, growth, and con ...

    Low Latency Quant Trading Engineer (Java) London

    Deutsche Bank is seeking a Quantitative Trading Engineer in Greater London, focused on developing low-latency trading applications. The role requires excellent Java skills, experience in high performance systems, and collaboration with teams to improve software processes. Benefits include a competitive salary, h ...

    Java Software Engineer — Modernize Middle Office Tech

    Systematica Investments is seeking a skilled software engineer for its middle office technology team in Greater London. You will support and enhance the existing technology stack, primarily using Java and SQL Server. The role includes collaborating with business teams to refine processes and deliver tech solutio ...

    Engineering Lead: Java/.NET | Cloud & Architecture (Hybrid)

    Gazelle Global is looking for an experienced Engineering Lead for a long-term contract in London or Bristol. This hybrid role focuses on leading engineering teams in cloud and enterprise delivery while being technically hands-on when necessary. Candidates should have strong experience with modern software engine ...

    Senior Core Java Engineer — Hybrid Backend (London)

    TopTek Talent is seeking a Senior Backend Engineer to join a boutique investment firm in London. This role involves developing and enhancing a microservice-based codebase for risk and back-end operations. The ideal candidate has over 5 years of experience in Core Java, strong SQL skills, and familiarity with Clo ...

    Senior Java Engineer – Greenfield Platform, Hybrid London

    11 roles available (mid to senior level) Pay rate: Outside IR35 – £600 to £800/day (depending on experience) Duration: Initial 6–9 months (programme running through to 2027) Working Arrangement: Hybrid – ~2 days/week in London A major Financial Se ...

    Software Engineer III Backend Engineering Java/Kotlin

    Software Engineer III - Backend Engineering - Java/Kotlin LONDON, LONDON, United Kingdom Job Description Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center – ...

    Risk Analytics Tech Consultant | SQL, Java & Crystal

    Quant Capital is looking for a Technical Consultant for Risk Analytics in London, United Kingdom. The ideal candidate will have strong skills in Microsoft SQL Server, Java, and XML, alongside experience with PL/SQL and ideally Crystal Reports. This is a full-time role focused on financial technology or front off ...

    Graduate Software Engineer – Java, Python & Scala (London)

    WorksHub is looking for a Graduate Software Engineer located in London, United Kingdom. This full-time role offers a competitive compensation package. Candidates should have a degree in Computer Science or Information Technology, proficiency in programming languages like Python and Java, and a solid understandin ...

    Senior Lead Software Engineer Python & Java (FrontOffice)

    TwinThread is seeking a Senior Lead Software Engineer with a strong background in Python and Java, located in London, UK. In this role, you'll be involved in developing crucial technology solutions in collaboration with the QES team, enhancing and delivering market-leading products. The ideal candidate ...

    Staff Backend Engineer – Java, Cloud & Tech Strategy

    Capital One (Europe) plc is seeking a Staff Software Engineer - Back End in London. In this role, you'll influence the technical direction, lead multiple teams, and mentor engineers. You will work in a hybrid model, collaborating in the office three days a week. Ideal candidates have deep expertise in Java and s ...

    Blockchain & DLT Engineer II Java, Python & TS

    TwinThread is looking for a Software Engineer II in London to join our engineering team. You will contribute to the development of blockchain applications using Java, Python, and TypeScript. The role offers the opportunity to engage in collaborative projects with experienced engineers, focusing on scalable and s ...

    Low Latency Java Engineer for Scalable Trading

    Harrington Starr is seeking a Low Latency Java Engineer in Greater London to join its Core Trading team, specializing in backend engineering for a high-performing electronic trading platform. The role involves developing low-latency trading systems, ensuring high-throughput performance, and closely collaborating ...

    Senior Backend Java Engineer Financial Services (London)

    LinuxRecruit is looking for a Senior Backend Developer specializing in Java to join their team in London, United Kingdom. The ideal candidate should have a strong background in backend development and a passion for writing impactful code. The position offers a competitive salary between £75k and £85k per year ba ...

    Senior Backend Engineer — Java & Data Services Architect

    MASS Analytics is seeking a Senior Backend Engineer in London to design and maintain backend services using Java. The role involves analyzing user requirements, developing backend architecture, and ensuring efficient database integration with SQL and NoSQL. The position offers a competitive salary and is full-ti ...

    Senior Java Backend Engineer | Cloud Native & Microservices

    Trust In SODA is seeking a Senior Java Backend Engineer for a 6-month initial contract, offering £700–£900 per day. This hybrid role requires 2 days per month in London and focuses on building scalable, cloud-native systems. Ideal candidates have strong Java experience, expertise in Kafka and microservices, and ...

    Senior Java Engineer Low Latency Trading Platforms

    TRM-International is seeking a Senior Java Engineer to join a high-performing Electronic Trading engineering team in Greater London. This role will focus on designing and developing low-latency, high-throughput systems vital for trading platforms. Candidates should have strong experience with Core Java and an un ...

    Climate Action Java Spring Boot Backend Engineer

    The Climate App is looking for a passionate Android app developer to join its team in Greater London. The ideal candidate will have expertise in Java, Spring Boot, and REST, along with a strong drive to combat the climate crisis. The role involves creating an innovative Android application as part of a skilled t ...

    Senior Calypso Software Engineer – Java & API Specialist

    Nexus Jobs Limited is looking for a Senior Calypso Software Developer in London, United Kingdom. This role involves working with the Calypso API and Oracle DBMS to support back office processes like Settlements and collateral management. Ideal candidates should have strong Java skills and experience with CATT Au ...

    Senior Java Architect – Scalable Gaming Backend (London)

    Eeze is looking for an experienced Java Architect based in London, United Kingdom, who can lead the architectural design and technical evolution of our gaming platform. This role will require building a robust, scalable backend ecosystem capable of supporting high concurrency. The position is full-time, with a c ...

    Core Java Engineer Fintech, SQL, £80k+ Bonus

    Java Script Works is seeking a Core Java Engineer in Greater London to join their fintech client, recognized as one of the top 100 financial technology businesses. The role offers a competitive salary of £80k plus bonuses. The ideal candidate will possess strong Core Java skills, SQL experience, and ideally some ...

    London Principal Backend Architect | Java/Spring, Payments

    GoTo Meeting is seeking a Principal Software Engineer in London to lead technical efforts across backend services for their global payment gateway. The role involves shaping the architecture of systems, guiding microservices design, and mentoring engineers, requiring strong expertise in Java, Spring Boot, and mi ...

    Senior Java Backend Architect Payments, Cloud Native

    Verifone is seeking a Senior Developer in London to design and implement high-performance backend services for its payment gateway. This role requires expertise in Java 17, Spring Boot and microservice architectures. You will collaborate closely with cross-functional teams, ensuring security and reliability in a ...

    Senior Java Payments Engineer Hybrid, Scale & Reliability

    Starling is looking for highly motivated engineers to join their Payment Schemes team. With a primary focus on Java, you will play a key role in building and maintaining systems for payment integrations to ensure stability and accuracy. Your work will help in delivering mission-critical services, worki ...

    Senior Java Engineer – Spring, REST & Cloud Native

    iManage is seeking a Senior Software Engineer specialized in Java to join their London team. The role involves building the foundation of the InsightPlus application using modern tools such as Spring and RESTful web services. This full-time position requires expertise in cloud-native technologies and a collabora ...

    Senior Lead Java Backend Engineer Cloud Microservices

    TwinThread is seeking a Senior Lead Software Engineer in Greater London to deliver end-to-end solutions for cloud-native microservices applications. The ideal candidate will have significant experience in back-end software engineering, specifically with Java and cloud technologies. Responsibilities include ensur ...

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      Java Developer Java React Springboot Jobs in London Job Search Guide, Trends and Insights