Job Title: Core JavaDeveloper – Ultra Low Latency Trading Systems Location: London Type: Permanent Overview: We are hiring a Core Javadeveloper to join a high-performance trading team focused on eFX OR Crypto markets. This role requires deep technical expertise in ultra-low latency systems … Contribute to architecture and design decisions for latency-sensitive services Ensure code quality through rigorous testing, benchmarking, and profiling Required Skills & Experience: Strong Core Java expertise (JVM internals, multithreading, low-level concurrency) Demonstrable experience building systems with microsecond SLAs Prior experience in eFX or crypto trading platforms , particularly pricing More ❯
Job Title: Senior JavaDeveloper - Electronic Trading Location: London A leading global financial firm is looking for a skilled JavaDeveloper to join their Electronic Fixed Income team. You'll help build and improve fast, reliable trading systems that connect to global markets. What You'll … Solve technical problems and boost system performance. What You'll Need 8+ years of experience in trading systems, 5+ in eTrading. Strong skills in Java , multi-threading, and low-latency development. Good understanding of fixed income or FX trading . Experience with Linux , TCP/UDP , and performance tuning. More ❯
Join us as a BATS Rates JavaDeveloper - AVP at Barclays, where you'll spearhead the evolution of our digital landscape, driving innovation and excellence. You'll harness technology to revolutionise our digital offerings, ensuring unparalleled customer experiences. To be successful as a BATS Rates JavaDeveloper - AVP, you should have experience with: •Java development in investment banking domain •Relational database management systems •Messaging brokers (Kafka, Solace, MQ, etc.) Some other highly valued skills may include: •Low latency programming experience •Proficiency in Scripting • Efficient communication skills You may be assessed on the key critical skills More ❯
Location: London EC2 (Office-based, 5 days pw - Monday to Friday) Salary: £70,000 – £80,000 + bonus Type: Full-time, Permanent Backend JavaDeveloper Overview A leading FCA-regulated financial technology firm is seeking an experienced Backend JavaDeveloper to join its growing team. This … leadership role as the team expands. Key Responsibilities Design, develop, and maintain scalable and secure trading applications Write clean, testable, and maintainable code using Java and Spring Boot Build and integrate RESTful APIs and third-party services Participate in code reviews and Agile development processes Troubleshoot production issues and … processes where applicable Key Requirements Bachelor's degree in Computer Science, Information Systems, or a related field 5–8 years of professional experience in Java development Strong expertise with Spring and Spring Boot frameworks Proficiency in SQL (PostgreSQL preferred) and ORM technologies (e.g., Hibernate) Experience with REST API development More ❯
Join us at Barclays as a FIF JavaDeveloper and build innovative software solutions that enhance business and technology capabilities. Use advanced engineering methodologies to develop impactful tools for our customers and colleagues. To be successful as a FIF JavaDeveloper, you should have experience with … Proficiency in Java development, including designing, implementing, and optimizing software solutions. Experience with SQL or Oracle databases, ensuring efficient data management and retrieval. Familiarity with Linux environments, including scripting and system administration for seamless deployment and operations. Some other highly valued skills may include: Strong communication skills, enabling clear More ❯
Join to apply for the Graduate JavaDeveloper role at Reply Join to apply for the Graduate JavaDeveloper role at Reply Get AI-powered advice on this job and more exclusive features. Glue Reply is the outcome-focused Architecture specialist within the Reply Group. Through … develop your own expertise as a multi-skilled consultant About the candidate: Good knowledge of IT and Software Engineering Hands-on skills in Core Java, J2EE, JEE, Spring Boot and/or Apache Camel is a plus Strong communication skills and the ability to communicate appropriately at all levels … Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at Reply by 2x Get notified about new Java Software Engineer jobs in London Area, United Kingdom . London, England, United Kingdom 1 month ago London, England, United Kingdom 7 months ago London More ❯
East London, London, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Andover, Hampshire, South East, United Kingdom Hybrid / WFH Options
Halian Technology Limited
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
London, England, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Leigh, England, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Bury, Greater Manchester, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Leeds, West Yorkshire, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Altrincham, Greater Manchester, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Bolton, Greater Manchester, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Leigh, Greater Manchester, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
Ashton-Under-Lyne, Greater Manchester, United Kingdom Hybrid / WFH Options
Halian
Senior JavaDeveloper - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced JavaDeveloper to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer …/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience More ❯
London, England, United Kingdom Hybrid / WFH Options
Bonhill Partners Ltd
your recruiter to learn more. Base pay range Direct message the job poster from Bonhill Partners Tech Recruiter | Connecting Top Talent with Tech Opportunities JavaDeveloper (Contract) – Fintech Scale-Up | Outside IR35 Location: London (Hybrid – 3 days in office) Duration: 6 months About the Company We’re supporting … people and institutions make the most of their money by simplifying access to high-performing savings products. The Role We’re looking for a JavaDeveloper to join their growing platform team on a 6-month Outside IR35 contract . This is a backend-focused role where you … environment, helping them scale to meet growing demand from financial institutions and end-users alike. Key Responsibilities Develop and maintain scalable backend services using Java Architect and implement service-oriented and event-driven systems Optimise and manage PostgreSQL databases Contribute to light React frontend work when needed Build and More ❯
JavaDeveloper - eFX - Greenfield - Banking £110000 - £120000 per annum + Bonus, Pension, Other Benefits Contact email: gcampbell@vertuspartners.com Job ref: JD/1312/GC_1743521225 A leading Investment Bank is initiating a multi-year greenfield project to rebuild their FX Trading system. As such, they are looking … to hire a JavaDeveloper to work on multiple projects, including rebuilding the Algo and Order Management system and introducing a bleeding edge real-time analytics platform. Your responsibilities would be: Building core trading systems components in Java. Collaborating directly with stakeholders to take requirements. Developing the core … Algo and Order Management System. Understanding the FX business area. They are looking for people who: Have very strong core Java Development skills. Have an exceptional educational background in STEM. Ideally have exposure to working with Front Office stakeholders. Enjoy fast-paced, collaborative cultures. If interested, please apply through More ❯
Endeavour Recruitment has an exciting opportunity for a Senior JAVADeveloper for an initial 3 month contract. The role is for a large Financial Services client in Amsterdam paying €60 per hour. Business fluency in Dutch and English will be required. The role sits within a team of … Java Engineers, responsible for the development of an in-house application within the Risk & Compliance function of the business. The application is based on a RESTful API. You will be a driven, analytical Java engineer who excels in identifying and resolving problems. You will need a solid mix … years’ experience of developing large-scale/mission-critical systems Experience of Continuous Delivery Sound knowledge OS fundamentals & relational databases (Oracle) Excellent knowledge of Java EE7 Experience of SCRUM/AGILE Experience of building RESTful API Experience of Jersey 2/JAX-RS frameworks AngularJS If you are a More ❯
Join us as a Senior Etrading JavaDeveloper at VP level and be involved in the development of our new strategic platform, Asgard. To be successful as a Senior Etrading JavaDeveloper within this team, you should have: Electronic Trading and financial experience Experienced developing and … optimizing highly scalable, high-performance, and low-latency systems written in Java Ability to lead design decisions, be a self-starter, and work independently Some other highly valued skills may include: Mentoring junior team members and helping them grow Confidence in interacting with business partners and senior stakeholders, providing More ❯
Join us as a Senior Etrading JavaDeveloper at VP level and be involved in the development of our new strategic platform, Asgard. To be successful as a Senior Etrading JavaDeveloper within this team, you should have: Electronic Trading and financial experience Experience developing and … optimizing highly scalable, high-performance, and low-latency systems written in Java Ability to lead design decisions, be a self-starter, and work independently Some other highly valued skills may include: Mentoring junior team members and helping them grow Confidence interacting with business partners and senior stakeholders, providing clear More ❯
Social network you want to login/join with: JavaDeveloper (for DevSecOps team), London Client: RE Partners Location: London, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 4 Posted: 16.05.2025 Expiry Date: 30.06.2025 Job Description: We are looking for a skilled JavaDeveloper with DevOps knowledge to join our DevSecOps team. If you're passionate about automation, security, and scalable software development, this role offers the opportunity to build plugins, develop REST APIs, and enhance CI/CD workflows—all while ensuring security doesn’t slow down business operations. What … ll Do: Develop Gradle/Maven/npm/PyPi plugins for SBOM collection and security scanning Build and maintain REST API microservices using Java 17 (and occasionally Go), deploying them on OpenShift/Kubernetes Integrate security tools like Snyk, BlackDuck, OWASP DependencyTrack, and Artifactory into our CI/ More ❯
