26 to 50 of 50 Principal Java Developer Jobs in the UK

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

Client: Location: luton, bedfordshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 26.06.2025 Expiry Date: 10.08.2025 col-wide Job Description: Principal Java Developer/Engineer 45 days holiday Fully Remote Are you looking to join an expanding development team for a global fintech client? There has been significant … investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you will be responsible for the design and development of backend, service, and portal systems. As part … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. Please note that if you are NOT a passport holder of the More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. Please note that if you are NOT a passport holder of the More ❯

looking to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. Please note that if you are NOT a passport holder of the More ❯

Principal Java Developer – 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 Java Developer 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 will be C#, and whilst you don't need C# experience to be successful, you should be … technical decisions across squads. What 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 legacy systems and large enterprise More ❯

Principal Java Developer – 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 Java Developer 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 will be C#, and whilst you don't need C# experience to be successful, you should be … technical decisions across squads. What 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 legacy systems and large enterprise More ❯

Social network you want to login/join with: Contract - Senior/Principal Java Developer, london (city of london) col-narrow-left Client: Source Technology Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 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 Java Developer 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 the estate. You’ll be working closely with infrastructure, architecture, and infosec teams …/CD improvements, REST API 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 legacy systems and large enterprise More ❯

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 Java Developer 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 …/CD improvements, REST API 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 legacy systems and large enterprise … deployment practices Greenfield REST API design including HATEOAS implementation Angular, React or frontend exposure Familiarity with Snowflake or backend SQL variants This is a great opportunity for an experienced Java Developer to join a prestigious financial player. If you’re someone who thrives in complex environments and enjoys technical leadership alongside delivery, apply now. #J-18808-Ljbffr More ❯

Technology Manager - UK&I at SGI, organiser of Source Talks: On Kotlin We’re working with a major financial institution looking to scale out its engineering function with a Principal Java Developer 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 …/CD improvements, REST API 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 legacy systems and large enterprise … deployment practices Greenfield REST API design including HATEOAS implementation Angular, React or frontend exposure Familiarity with Snowflake or backend SQL variants This is a great opportunity for an experienced Java Developer to join a prestigious financial player. If you’re someone who thrives in complex environments and enjoys technical leadership alongside delivery, apply now. Seniority level Seniority level More ❯