London, England, United Kingdom Hybrid / WFH Options
Halian
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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
SeniorJavaDeveloper - 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 experiences and work on cutting-edge technology! As a Senior Engineer, you will be responsible for leading the design, development, and maintenance of high-performance core applications. Whilst overseeing multiple teams, you will play a pivotal role in shaping the development strategy, and collaborating with cross-functional teams …/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 ❯
Job Title: SeniorJavaDeveloper - 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 … 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 ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: SeniorJava Analyst Developer/Technical Consultant, slough col-narrow-left Client: Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job … Description: SeniorJava Analyst Developer/Technical Consultant Quant Capital is urgently looking for a Java Analyst Developer/Technical Consultant to join our high profile client. Our client is a global trading platform software business. Its products are used globally by most asset managers More ❯
SeniorJavaDeveloper - Market Data - FX Options Technology - VP - London About Citi As the world's most global bank, Citi gives you the tools to be a trailblazer. We're not just building technology; we're building the future of banking. With thousands of employees located around … the financial sector. We welcome applications from any industry and should you wish to apply your application will be reviewed for a multitude of Developer positions at varying levels. About FX Tech Citi FX has a physical presence in 83 countries with 1,400 dedicated staff giving us the …/What will you do: The FX Options Market Data System is going through significant reengineering and modernisation. We are looking for an experienced Javadeveloper and technologist to take a hands-on role and contribute to the design and delivery of the system. Deliver features and enhancements More ❯
SeniorJava Algorithm Developer/Tech Lead | European Financial Services Firm | £150K+ Paragon Alpha - Hedge Fund Talent Business provided pay range This range is provided by Paragon Alpha - Hedge Fund Talent Business. Your actual pay will be based on your skills and experience — talk with your recruiter … Consultant/Quant Developers/Software Engineer/Global Hedge Funds Paragon Alpha is partnered with a well-established Financial Services Firm hiring a SeniorJavaDeveloper to lead the buildout of a greenfield execution platform for their Equities desk in London. You will be central to … and build a new development team to support the platform’s expansion and management. You should have hands-on experience in Equities trading and Java development for full-stack trading systems, capable of engaging directly with trading floor professionals. This is a leadership opportunity to influence the client’s More ❯
Social network you want to login/join with: SeniorJava Algorithm Developer/Tech Lead | European Financial Services Firm | £150K+, london col-narrow-left Client: Paragon Alpha - Hedge Fund Talent Business Location: london, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right … Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Paragon Alpha are partnered with a well-established Financial Services Firm who are hiring a SeniorJavaDeveloper to lead the buildout of a greenfield execution platform for their Equities desk in London. You will be central to … experience in Equities trading, being able to efficiently and effectively go face to face with professionals on the trading floor. Deploying your proficiency in Java for full-stack trading system development. This is an opportunity to take on a leading role on my client’s trading floor, working to More ❯
Social network you want to login/join with: SeniorJava Algorithm Developer/Tech Lead | European Financial Services Firm | £150K+, london (city of london) col-narrow-left Client: Paragon Alpha - Hedge Fund Talent Business Location: london (city of london), United Kingdom Job Category: Other - EU work … Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: Paragon Alpha are partnered with a well-established Financial Services Firm who are hiring a SeniorJavaDeveloper to lead the buildout of a greenfield execution platform for their Equities desk in London. You will be central to … experience in Equities trading, being able to efficiently and effectively go face to face with professionals on the trading floor. Deploying your proficiency in Java for full-stack trading system development. This is an opportunity to take on a leading role on my client’s trading floor, working to More ❯
London, England, United Kingdom Hybrid / WFH Options
Wellcreator
and are looking for exciting opportunities, we invite you to apply and join our fast-growing, dynamic team. We are looking for an experienced SeniorJavaDeveloper to be a part of our Wellcreator development team. Duties & Responsibilities: Hands-on experience in developing applications using Java EE platforms, Spring Framework, Spring Boot, Hibernate, Java Swing, Java FX, JPA, Batch Processing, Java 8, or higher versions. Expertise in producing RESTful APIs and back-end services. Experience in agile development, GIT, or Maven. Familiarity with continuous integration and build tools such as Jenkins. Contribute More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Quant Capital
SeniorJava Analyst Developer/Technical Consultant £120,000 Plus Bens Quant Capital is urgently looking for a Java Analyst Developer/Technical Consultant to join our high profile client. Our client is a global trading platform software business. Its products are used globally by … in functionality, and undertaking development to deliver functionalities (when required). Technical Consultants/Analyst Developers must have: 8+ years’ full-stack experience as SeniorDeveloper around digital applications, software engineering, microservices and cloud. This could include Core Java, Spring Boot, Hibernate/JPA and UI using More ❯
SeniorJava Analyst Developer/Technical Consultant £120,000 Plus Bens Quant Capital is urgently looking for a Java Analyst Developer/Technical Consultant to join our high profile client. Our client is a global trading platform software business. Its products are used globally by … in functionality, and undertaking development to deliver functionalities (when required). Technical Consultants/Analyst Developers must have: 8+ years’ full-stack experience as SeniorDeveloper around digital applications, software engineering, microservices and cloud. This could include Core Java, Spring Boot, Hibernate/JPA and UI using More ❯
Principal JavaDeveloper – Major Financial Institution London/Hybrid | Contract | £700-£800 inside IR35 (gross umbrella rate) We’re working with a major financial institution looking to scale out its engineering function with a Principal JavaDeveloper to lead critical systems work. This is a hands … on Principal role requiring an experienced engineer with a finance background to come in and stabilise an existing platform. This Java-based stabilisation/rescue project is expected to last at least a year, but the successful candidate will then be involved in the replatforming project. The replatforming project … they’re looking for: Proven experience supporting large-scale, business-critical systems in the finance industry (all areas of finance considered) Strong background in Java and ideally C# Some front-end exposure in Angular - this is mandatory, but doesn't need to be recent or extensive Comfortable working with More ❯
Principal JavaDeveloper – Major Financial Institution London/Hybrid | Contract | £700-£800 inside IR35 (gross umbrella rate) We’re working with a major financial institution looking to scale out its engineering function with a Principal JavaDeveloper to lead critical systems work. This is a hands … on Principal role requiring an experienced engineer with a finance background to come in and stabilise an existing platform. This Java-based stabilisation/rescue project is expected to last at least a year, but the successful candidate will then be involved in the replatforming project. The replatforming project … they’re looking for: Proven experience supporting large-scale, business-critical systems in the finance industry (all areas of finance considered) Strong background in Java and ideally C# Some front-end exposure in Angular - this is mandatory, but doesn't need to be recent or extensive Comfortable working with More ❯
Principal JavaDeveloper – Major Financial Institution London/Hybrid | Contract | £700-£800 inside IR35 (gross umbrella rate) We’re working with a major financial institution looking to scale out its engineering function with a Principal JavaDeveloper to lead critical systems work. This is a hands … on Principal role requiring an experienced engineer with a finance background to come in and stabilise an existing platform. This Java-based stabilisation/rescue project is expected to last at least a year, but the successful candidate will then be involved in the replatforming project. The replatforming project … they’re looking for: Proven experience supporting large-scale, business-critical systems in the finance industry (all areas of finance considered) Strong background in Java and ideally C# Some front-end exposure in Angular - this is mandatory, but doesn't need to be recent or extensive Comfortable working with More ❯
+ bonus + other benefits Are you passionate about building robust backend systems and delivering high-quality, scalable applications? We're looking for a SeniorJavaDeveloper to join an exciting, collaborative project team working at the cutting edge of backend engineering. You'll play a key … role in designing , developing , and launching new features that make a real impact. This is a great opportunity to work with the latest Java technologies (Java 11+, JDK 17) and gain experience in a cloud-native, microservices-driven environment. What you’ll be doing: Design clean, scalable backend … maintain high-quality applications. Maintain code integrity, organization, and ensure application responsiveness. Apply best practices around security and data protection. Work extensively with Core Java 11+, Spring Framework, REST Web Services, JDBC, and Microservices. Bonus if you have experience with cloud messaging APIs and push notifications! What we're More ❯
Social network you want to login/join with: Contract - Senior/Principal JavaDeveloper, slough col-narrow-left Client: Source Technology Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide … Job Description: We’re working with a major financial institution looking to scale out its engineering function with a Principal JavaDeveloper to lead critical systems work. This is a hands-on role within a high-performing team modernising legacy platforms, improving availability, and delivering new functionality across … design, and steering collaborative technical decisions across squads. What they’re looking for: Proven experience supporting large-scale, business-critical systems Strong background in Java and ideally C# Some front end exposure (Angular ideally but other frameworks considered). Note the role is back end focused. Comfortable working with More ❯