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    Java Developer – Systematic Hedge Fund (London / Hybrid)

    Overview Java Developer – Systematic Hedge Fund (London / Hybrid). Responsibilities Design and write software for Trading Systems, Middle & Back Office, and Corporate Functions. Develop primarily in Java, with exposure to Python and MATLAB. Collaborate in a h ...

    Backend Java Developer – Data Fabric / Platform Engineering

    Backend Java Developer – Data Fabric / Platform Engineering Location: London (Hybrid)Employment: PermanentSalary: £70,000 – £90,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerpla ...

    Senior Java eTrading Developer Low Latency FX

    A leading consulting and solutions provider is seeking a skilled Senior eTrading Developer in London. This contract role involves developing low-latency components within an electronic trading platform. Responsibilities include working with stakeholders to design and implement systems, coding in Java, and suppor ...

    Senior Java Developer Hybrid Cloud & AI Delivery

    IBM in Cheltenham is looking for a skilled application developer to join its Consulting team. In this role, you will design, develop, and maintain applications using Java and JEE technologies. Collaboration with a diverse team to troubleshoot and resolve issues is essential. A Bachelor's Degree is preferred, and ...

    Java (Kotlin) Developer (Agile, Test Driven) – VP

    Java (Kotlin) Developer (Agile, Test-Driven) – VP 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 mat ...

    Kotlin & Java Developer (Hybrid Contract) – Outside IR35

    A global technology company in the United Kingdom is seeking a skilled Kotlin / Java Developer for a full-time contract role. The position is hybrid, requiring only 2 days onsite, offering £300 per day. Candidates should possess strong experience in Kotlin or Java, API development, and modern coding practices. R ...

    Java/Kotlin Software Engineer – AVP (Developer Enablement)

    We’re looking for an enthusiastic & talented server side engineer, to join one our high-impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement, a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fast, like a ...

    Java/Kotlin Software Engineer – AVP (Developer Enablement)

    For additional information, please review .We’re looking for an enthusiastic & talented server side engineer, to join one our high-impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement, a group focused on innovation, developer platforms and internal tools used across the bank, where ...

    Senior Java Developer (Low Latency Payments Systems)

    Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a preferred ...

    Senior Java Developer Hybrid Finance Tech Impact

    Citigroup Inc. is seeking a Senior Java Developer to enhance their Finance Desk Technology team in Belfast, UK. This role involves developing and maintaining applications, driving quality and maintainability in software development, and collaborating with global teams. A Bachelor's in Computer Science or similar ...

    Senior Java Developer Data Driven, Hybrid (Birmingham)

    A leading tech recruitment firm in Birmingham is seeking an experienced Senior Java Developer with strong Java and data applications expertise. The role includes working with large datasets and cloud technologies, with a hybrid work model requiring office attendance twice a week. Ideal candidates will have a rob ...

    Senior Java Developer (Chinese Speaking) – Backoffice & Slot

    Eeze is seeking a Senior Java Developer (Chinese Speaking) to join the Slot Team in London. This role focuses on enhancing legacy Backoffice systems and developing a new Backoffice to support Slot game products. With a full-time contract, this position offers competitive compensation. The ideal candidate will be ...

    Java (Kotlin) Developer (Agile, Test Driven) AVP

    ## Java (Kotlin) Developer (Agile, Test-Driven) AVPApplyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every da ...

    Low Latency Quant Developer (C/Java/HFT)

    Queueco is looking for a Quantitative Developer with over 3 years of experience in high-frequency trading (HFT). The ideal candidate should be skilled in writing low latency applications in Java and C++, and have a strong quantitative background. This is a full-time role based in Greater London. The successful c ...

    Senior Java Software Developer in London ITRS

    Senior Java Software Developer London, United Kingdom ITRS Group is looking for a Senior Java Engineer in London. Reporting to our Engineering Manager, you will sit in the Platform Team and be part of a wider global Engineering organization. Compensation: Competitive. ...

    Senior Java Developer FinTech & AI Driven Trading

    iSAM in Greater London is looking for a passionate Software Developer. In this hands-on full-stack role, you will create and enhance software solutions supporting both Asset Management and Securities. Ideal candidates will have strong Java skills, an interest in financial markets, and excellent communication abi ...

    Java Backend Developer AI Powered APIs (Remote)

    YO IT Consulting is seeking a Java Developer - AI Expert for a part-time remote role. You will design, implement, and improve backend APIs while collaborating with AI research teams. Responsibilities include optimizing REST and GraphQL endpoints, ensuring API security, and participating in testing of AI-powered ...

    Hybrid Java Developer Audio & Hardware (Desktop DSP)

    Redline Group - Specialist Recruitment for Technology & Electronics Companies is seeking a Java Developer for a hybrid role based in Kidderminster, Worcestershire. The successful candidate will work on a complex desktop application for audio control, developing new features and maintaining existing systems. You ...

    Senior Java Developer – Fixed Income Trade Processing

    Citi is seeking a Senior Software Engineer (Java) in Belfast. You'll work on designing and developing large-scale distributed systems with a focus on Fixed Income products. Responsibilities include conducting feasibility studies, monitoring development phases, and providing user support. A Bachelor's degree and ...

    Java (Kotlin) Developer (Agile, Test Driven) AVP

    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 ...

    Remote Senior Java Developer – Crypto Exchange Connectivity

    McNally Recruitment Ltd is seeking a Senior Java Developer focused on crypto exchange connectivity for their trading technology client. This hands-on role involves building and optimizing low-latency trading systems and requires a strong background in Java or C/C++. The ideal candidate has experience with crypto ...

    Hybrid Senior UI/UX Developer (React/Java)

    Project Recruit is seeking a Senior UI UX Developer for a 6+ month contract based in Sheffield, UK. This hybrid role allows remote work three days a week. The ideal candidate will have strong experience in UX design and proficiency in Java technologies and ReactJS. Responsibilities include delivering intuitive i ...

    Java Developer — Struts Master with Jakarta Migration

    Net2Source (N2S) is seeking an experienced Java Developer with expertise in Apache Struts to join their team in Greater London. The role involves hands-on development for enterprise applications, particularly focusing on Java 11/17 and migrations to Jakarta EE. Candidates should have a strong background in Hiber ...

    Senior Java Developer (Low Latency Payments Systems)

    Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a preferr ...

    Java Backend Developer AI Powered APIs (Remote)

    YO IT Consulting seeks an experienced Java Developer - AI Expert for a part-time remote position. In this role, you'll design and enhance backend APIs while collaborating with AI research. Key responsibilities include developing scalable REST and GraphQL endpoints, ensuring data validation and security, and test ...

    Junior Developer – Salesforce & JavaScript/Java Growth Path

    The Portfolio Group is seeking a motivated junior developer to join a growing technology team in Manchester. Ideal candidates will have 1-2 years of experience, eager to enhance skills in Salesforce or full-stack development. The role involves assisting in application design and development, writing cl ...

    Graduate Web Developer (ASP.NET/Java/C#) – London

    Graduate Recruitment Bureau is seeking a Graduate Web Developer in Greater London. The role requires in-depth experience with major programming languages like C#, Java, or C++, as well as exposure to object-oriented programming. Ideal candidates should also have a knowledge of ASP.NET and the .NET framework. The ...

    Remote Java Developer SC Cleared, Microservices Hays

    Java Developer – SC Cleared, Microservices Up to £550 per day (Inside IR35)London / Remote (Occasional travel) My client is looking for a Java Developer with Active SC Clearance to work on a business-critical programme ASAP. Key Requirements: Strong understandin ...

    Low Latency Java Web Developer for Trading

    ```htmlJob Opportunity: Java Developer Quant Capital is urgently looking for a Java developer to join our high profile client. Client Profile Our client is a well-known financial connectivity provider for the front office. They specialize in creating low-latency, high-volume transact ...

    Java Developer — Greenfield Algo Trading Platform (London)

    Quant Capital is offering a position for a Java Developer within their Algo Trading Strategy team in London, United Kingdom. The role involves developing a new trading platform to replace the ORC suite and enhancing current trading strategies. Candidates should have experience with Java and a strong understandin ...

    Junior Software Developer Java, C#, Python (London)

    Vantage Point in London is looking for a Junior Software Developer proficient in Java, C#, and Python. In this full-time role, you will write and maintain code for innovative applications and systems. Ideal candidates will demonstrate their coding skills and familiarity with the mentioned technologies. A competi ...

    LIMS Developer — Lab Data Systems, SQL & Java

    The University of Oxford is seeking an Application Developer to enhance and support IT systems vital for laboratory accreditation. The role involves collaboration with researchers and providing technical advice. The ideal candidate should have a strong background in programming languages like C++ or Ja ...

    Java Developer with Documentum Training | Hybrid (Telford)

    A leading IT consulting company is seeking a Java Developer for a hybrid role based in Telford. The ideal candidate should have 2–5 years of Java/J2EE experience and be willing to learn Documentum technologies. Responsibilities include developing applications, participating in training, and collaborating with te ...

    Senior Java Developer: Real Time Risk & Cloud

    Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. <b ...

    Java (Kotlin) Developer (Agile, Test Driven) AVP

    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 ...

    Senior Java Developer | AWS Cloud & Batch Processing

    Version 1 is looking for a highly skilled Senior Java Developer in Newcastle upon Tyne. The ideal candidate will have 7+ years of experience in Java development, particularly with AWS and database management. You'll design and manage high-performance applications while mentoring junior developers. Flexible worki ...

    Java Developer for Struts Migration (Hybrid, London)

    Net2Source (N2S) is seeking a Java Developer with hands-on experience in Apache Struts for a hybrid role based in Greater London. The candidate will be responsible for developing, maintaining, and enhancing enterprise applications, working with frameworks like Java (11/17) and Hibernate. Responsibilities include ...

    Backend Java Developer Public Sector | Flexible Work

    IBM is seeking a Backend Java Developer in the Greater London area to design and deliver high-quality applications using Java/JEE and modern web technologies. You will develop secure, reliable backend solutions, collaborate with technical teams, and contribute to DevOps practices. The role offers benefits such a ...

    Senior Java Developer AWS, Batch Processing (Remote)

    Version 1 is seeking a highly skilled Senior Java Developer in Greater London to design and maintain high-performance applications. The ideal candidate will have 7+ years of Java development experience, strong AWS skills, and a background in database management and batch processing. This role offers a collaborat ...

    Java (Kotlin) Developer (Agile, Test Driven) AVP

    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 bu ...

    Java (Kotlin) Developer (Agile, Test Driven) AVP

    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 bu ...

    Senior Java Developer – Hybrid Cloud & AI Delivery

    A leading technology company in the United Kingdom is seeking a Senior Java Developer to support Public Sector clients in designing and building high-quality applications. The role involves developing features using Java/JEE technologies, participating in DevOps practices, and collaborating with cross-functional ...

    Azure Cloud Full‑Stack Engineer: Build Modern Cloud Apps

    A leading technology company in the UK is seeking an Application Developer specializing in Azure Cloud FullStack development. You will contribute to cloud-native applications using Azure services and collaborate with experienced professionals. This role requires expertise in developing rich UI applications and s ...

    Fullstack with C# Dot net HTML Web Software Developer (IT) in Basildon Nexus Jobs Limited

    Fullstack with C# Dot net HTML Web Software Developer (IT) Company: Nexus Jobs Limited Location: Basildon, United Kingdom Field Successful Web Developers should have sound knowledge and experience in different programming applications. Core skills include C#, Asp.net/Core, < ...

    Full Stack C#/.NET Web Developer | HTML & JS

    Fullstack with C# Dot net HTML Web Software Developer (IT) Company: Nexus Jobs Limited Location: Basildon, United Kingdom Field Successful Web Developers should have sound knowledge and experience in different programming applications. Core skills include C#, Asp.net/Core, < ...

    Principal Software Engineer

    £80,000 - £100,000 + bonus and shares The Opportunity We are VERY excited about this opportunity. We’ve been working with this client for years and every candidate we have ever placed with them have loved it there. Contractors go perm with them, and permies stay for years. If you are consid ...

    Senior Games Developer PixiJS

    HTML5 Games Developer - Pixi.JS £60,000-£75,000 Oxford – Flexible/Remote Harvey Nash have partnered with a global business well established within the online gaming/gambling industry who have ambitious ...

    Principal Software Engineer

    Principal Java Software Engineer: Do you enjoy shaping technical direction across teams and helping organisations evolve their engineering practices? Are you motivated by solving complex system challenges while mentoring others and driving meaningful impact at scale? ...

    Principal Software Engineer

    Principal Java Software Engineer: Do you enjoy shaping technical direction across teams and helping organisations evolve their engineering practices? Are you motivated by solving complex system challenges while mentoring others and driving meaningful impact at scale? ...

    Senior Software Engineer, Ads Analytics & Data Pipelines

    Roku, Inc. is seeking a Senior Software Engineer in Cambridge, UK. This hybrid role requires a candidate with 8+ years of software and data engineering experience, focusing on API development using Spring Boot and big data technologies like Apache Spark and Airflow. Responsibilities include designing scalable sy ...

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