Senior Java Developer (AWS, Microservices) - Sussex

Company IconSalt
Location IconLondon

Senior Java Developer (AWS, Microservices) - Travel - SussexDaily rate: £550 - £700 (inside IR35) Duration: 3 - 6 months Hybrid: 1 - 2 days S...Read More>>.

Posted: October 2nd, 2026
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Senior Java Developer Spring Boot TDD

Company IconClient Server
Location IconManchester

Senior Java Developer / Backend Engineer (Spring Boot TDD) Manchester / WFH to £78kAre you a Senior Java Developer with hands-on leadership skills?You could be progressing your career...Read More>>.

Posted: October 2nd, 2026
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Contract Senior Java Developer – Data

Company IconQuant Capital
Location IconLondon

Overview In this contract role you will build and enhance Java backend services that power the data platform, while owning lighter Python ETL tasks to feed PostgreSQL data stores. You will work closely with a lean team to improve reliabilit...Read More>>.

Posted: September 30th, 2026
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Full Stack Java Developer – Fintech

Company IconQuant Capital
Location IconLondon

Overview In this role you will build and deliver front-end and back-end solutions for a tech-driven trading platform. You will work closely with cross-functional teams to shape product offerings and impact business outcomes. The environment...Read More>>.

Posted: September 30th, 2026
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Core Java Developer-Contract – Trading

Company IconQuant Capital
Location IconLondon

Overview In this contract role, you will apply your Core Java expertise to a fast-paced trading tech platform, enabling high-scale, data-driven financial services. You’ll work within an agile, test-driven environment to design and impleme...Read More>>.

Posted: October 1st, 2026
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Java Developer Algo Trading 140k

Company IconQuant Capital
Location IconLondon

Overview In this role you will help build a brand-new, low-latency trading platform within a cross-asset team. You’ll work closely with the Head of Trading and the Quant Team to design and implement trading algorithms in Java, while also...Read More>>.

Posted: October 1st, 2026
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Core Java Developer Trading Technology

Company IconQuant Capital
Location IconLondon

Overview As a Senior Core Java Developer in a fast-paced post-trade tech environment, you will help shape the architecture and deliver integration solutions for a global trading business. You will design, prototype, and evaluate tools to su...Read More>>.

Posted: October 1st, 2026
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Equities Technology (Java Developer) - VP

Company IconCitigroup
Location IconBelfast

Overview In this role you will advance Citi’s Global Market Data platform for the global equities business, focusing on low-latency data delivery and system enhancements. You will collaborate with cross-functional teams including producti...Read More>>.

Posted: October 1st, 2026
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Senior Java Developer - London - Fintech

Company IconAdaptive Financial Consulting
Location IconLondon

Overview In this role you will design and develop Java-based trading software for Adaptive’s front-office technology platform. You will work within cross-functional teams to deliver high-performance solutions that underpin capital markets...Read More>>.

Posted: October 1st, 2026
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Core Java Developer – Quant Trading

Company IconQuant Capital
Location IconLondon

Overview In this role you will build and evolve a high-impact Java platform for a fast-moving trading technology firm. You will work with cross-functional teams to design and implement business features that shape the product’s future. Th...Read More>>.

Posted: October 1st, 2026
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Senior Full Stack Java Developer

Company IconVersion 1
Location IconLondon

Overview In this role you will design, develop, test and maintain cloud-based software within Version 1’s Digital & Cloud Practice. You will provide technical leadership to deliver scalable, secure solutions in agile environments and coor...Read More>>.

Posted: October 1st, 2026
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JAVA DEVELOPER -High Growth Scale Up!

Company IconRobert Half
Location IconLondon

Overview In this role you will design, develop and optimize high-performance Java applications within a fast-growing financial services tech environment. You will work with the JVM to improve performance, scalability, and reliability across...Read More>>.

Posted: October 2nd, 2026
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Java Developers (ACTIVE BPSS CLEARANCE )- Inside IR35

Company IconiO Associates - UK/EU
Location IconBassishaw

Direct message the job poster from iO Associates - UK/EUStrategic IT Consultant: Uniting Skilful Minds with Cutting-edge MarketsJava Developers (ACTIVE BPSS CLEARANCE IS ESSENTIAL)- Inside...Read More>>.

Posted: August 10th, 2026
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Senior Java Developer (Low-Latency Payments Systems)

Company IconRE Partners
Location IconBassishaw

Who We AreWho 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...Read More>>.

Posted: August 17th, 2026
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Senior Java Developer - Payments & Banking Microservices

Company IconOliver Bernard
Location IconBassishaw

Oliver Bernard is seeking two experienced Senior Java Developers to join a major retail banking transformation programme in London. You will work on large-scale payments and accounts platform, designing and building high-volume, cloud-native syste...Read More>>.

Posted: September 14th, 2026
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Java Developer | Investment Banking | Hybrid, London

Company IconPorts North
Location IconBassishaw

Java Developer (London, Hybrid) Location: London UKWorking Mode: 3 days on site in City of London IR35 Categorisation: Inside Rate: £600 per day We're looking for a Java Developer to join our client...Read More>>.

Posted: September 14th, 2026
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Senior Java Developer for Scalable Telecom BSS/OSS

Company IconCerillion Americas
Location IconBassishaw

Cerillion in London is seeking a Senior Developer to join our Software Engineering team. You will design, develop, and deliver enhancements to Cerillion’s core BSS/OSS products, mentor juniors, and collaborate with architects and cross-functiona...Read More>>.

Posted: September 14th, 2026
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Lead Java Developer: Cloud-Native Microservices Leader

Company IconAND Digital
Location IconBassishaw

AND Digital is seeking a Lead Java Developer to shape cloud-native services on the Accounts platform. You will lead design, development and operations across AWS, Kubernetes and modern Java stacks, driving best practices, security and resilience....Read More>>.

Posted: September 14th, 2026
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Java Developer with React — Front Office Trading Tools

Company IconTalan
Location IconBassishaw

Talan is searching for a skilled Java Developer with React experience to enhance their Front Office solutions in Global Markets. You will be key in designing regulatory and sales enablement platforms while collaborating closely with business stake...Read More>>.

Posted: September 14th, 2026
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Java Developer with React — Front Office Trading Tools

Company IconTalan Group
Location IconBassishaw

Talan Group is seeking a talented Java Developer with React experience to join our team. You will be critical in designing and enhancing regulatory platforms supporting front-office users across capital markets.This opportunity involves wor...Read More>>.

Posted: September 14th, 2026
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Java Developer, Short Term Trading Technology

Company IconPIMCO
Location IconBassishaw

We are a leading global asset management firm with over 3,000 employees across 20 offices in 15 countries; we help millions of investors around the world pursue their financial goals. We hire critical thinkers. People who thrive in a col...Read More>>.

Posted: September 14th, 2026
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Java Developer – Systematic Hedge Fund (London / Hybrid)

Company IconWinston Fox
Location IconBassishaw

OverviewJava Developer – Systematic Hedge Fund (London / Hybrid).ResponsibilitiesDesign and write software for Trading Systems, Middle & Back Office, and Corporate Functions.Develop primarily in Java, wi...Read More>>.

Posted: September 14th, 2026
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Junior Java Developer — Greenfield, High-Performance Trading

Company IconLMAX Group
Location IconBassishaw

LMAX is a high-performance, ultra-low latency exchange written in core Java. Join a team that pushes technology further, especially on greenfield projects, and ships with fast feedback and pair programming.You will work across the stack, so...Read More>>.

Posted: September 15th, 2026
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Java Developer - Secure Backend for UK Govt, Hybrid

Company IconOnyx-Conseil
Location IconBassishaw

CGI is seeking a Java Developer to design and build scalable, secure back-end services for UK Government programmes. You’ll work in a hybrid setup, collaborating with skilled professionals who own their work and pursue continuous learning. A UK...Read More>>.

Posted: September 15th, 2026
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Software Engineer II - Full Stack React/Java Developer

Company IconJPMorgan Chase & Co.
Location IconBournemouth

You’re ready to gain the skills and experience needed to grow within your role and advance your career — and we have the perfect software engineering opportunity for you.As a Software Engineer II at JPMorganChase within the Commercia...Read More>>.

Posted: September 15th, 2026
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Lead Java Developer - AI-Driven, Mentoring & Cloud

Company IconInspired Thinking Group (ITG)
Location IconBirmingham

Inspired Thinking Group (ITG) in the United Kingdom is seeking a Lead Java Developer to drive the development of web-based products for high-profile clients. You will work in a cross-functional, Agile team alongside BAs, Scrum Masters, architects,...Read More>>.

Posted: September 21st, 2026
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Java Developer – Front Office / Trading Systems

Company IconMargoconsulting
Location IconBassishaw

Java Developer – Front Office / Trading Systems Join MARGO in the UK (London) – Perm & Contracting Opportunity* MARGO is a tech-native consultancy delivering high value-added IT expertise to the financial services industry....Read More>>.

Posted: September 21st, 2026
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Fullstack Java Developer: Spring Boot & React

Company IconAtos SE
Location IconBassishaw

Atos is seeking a skilled full-stack Java developer to join a team delivering enterprise applications with Java, Spring Boot, and React UI. The role emphasizes microservice architecture, API-led integrations, and modern DevOps practices in a secur...Read More>>.

Posted: September 21st, 2026
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Java Developer – Algo Development Technology (Equities)

Company IconMillennium
Location IconBassishaw

About Millennium Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors. Our people are empowered wit...Read More>>.

Posted: September 21st, 2026
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Java Developer – Front Office / Trading Systems

Company IconMARGO
Location IconBassishaw

Java Developer – Front Office / Trading Systems Join MARGO in the UK (London) – Perm & Contracting Opportunity* MARGO is a tech-native consultancy delivering high value-added IT expertise to the financial service...Read More>>.

Posted: September 21st, 2026
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Senior Java Developer – Greenfield Finance Trading (London)

Company IconHunter Bond
Location IconBassishaw

Hunter Bond in London is seeking a Java Developer with strong finance sector experience to join a leading trading firm. You will work on Greenfields development projects, focusing on buy-side trading platforms and collaborating with top developers...Read More>>.

Posted: September 22nd, 2026
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Hybrid Java Developer for Low-Latency Trading

Company IconRadley James
Location IconBassishaw

Radley James is recruiting a Java Developer for a global systematic hedge fund in London. You will work within the Software Development team to build and enhance systems supporting trading activities.The role offers hybrid working (3 days o...Read More>>.

Posted: September 23rd, 2026
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Java Developer: Modernising Public Sector Apps

Company IconHCLTech
Location IconBassishaw

HCLTech in London is seeking a Java Developer to help modernise critical Department for Work and Pensions applications. You will design, develop, and migrate components, working with stakeholders and delivery teams.The role requires strong...Read More>>.

Posted: September 23rd, 2026
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Senior Java Developer

Company IconRoyal London
Location IconAlderley Edge

Contract type: (Permanent)) Location: ((A)) Working style: Hybrid 50% home/office based Contract type: (Permanent)) Location: ((A)) Working style: Hybrid 50% home/office based We are seeki...Read More>>.

Posted: September 24th, 2026
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Java Developer | Hybrid (London) | Build Scalable Solutions

Company IconAND Digital
Location IconBassishaw

AND Digital in London seeks a Java Developer to work on large-scale enterprise projects in a hybrid setup (on-site 1-2 days a week). You’ll build high‑quality software using Java, SpringBoot, AWS and MySQL, champion technical vision, and colla...Read More>>.

Posted: September 25th, 2026
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Senior Java Developer, Cloud & Microservices (Hybrid)

Company IconCapgemini
Location IconPentwyn

Capgemini is seeking a Java Developer in Cardiff to join a skilled team delivering agile, enterprise-scale software solutions. You will contribute code, design, and tooling across a DevOps-driven lifecycle, blending work across offices, client sit...Read More>>.

Posted: September 25th, 2026
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Java Developer - Mid Level

Company IconBALLY’S INTRALOT SA
Location IconManchester

Who we areBally’s Intralot is a newly formed company established through the combination of Intralot and Bally’s International Interactive, positioning the group as a top iGaming operator and a leading global provider of lottery so...Read More>>.

Posted: September 27th, 2026
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Java Developer – Real-Time Trading & Data (Hybrid)

Company IconPeel Hunt LLP
Location IconBassishaw

Peel Hunt LLP is seeking an enthusiastic IT Developer with strong core Java skills to work across a diverse technology stack supporting real-time equity trading, programming workflows and data analysis.You will join a six-person Development...Read More>>.

Posted: September 27th, 2026
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Lead Java Developer

Company IconNixor Resource Consulting Ltd
Location IconAlderley Edge

Lead Java Developer - Greenfield Platform Location: Alderley Park / Wilmslow (Hybrid - 50% office based) Package: Up to £90k + 9% Bonus + 14% pension A leading UK pensions provider is making a signific...Read More>>.

Posted: September 27th, 2026
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java developer for a real-time banking platform

Company IconHireHi
Location IconBassishaw

ОписаниеGlobalLogic is a digital engineering partner to major companies, helping create digital products and experiences and transforming businesses through intelligent products, platforms, and services.Задачи...Read More>>.

Posted: September 29th, 2026
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Java Developer, Short Term Trading Technology

Company IconLGBT Great Careers
Location IconBassishaw

We are a leading global asset management firm with over 3,000 employees across 20 offices in 15 countries; we help millions of investors around the world pursue their financial goals. We hire critical thinkers. People who thrive in a col...Read More>>.

Posted: September 29th, 2026
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Java Developer (with Neo4J)

Company IconGCS Recruitment Specialists
Location IconBolsterstone

Job title Java Developer with Neo4jJob Type Contract (6 Months)Client / Industry BankRequired: Languages: Java 11+, HTML5, JavaScriptFront-End Frameworks: AngularAPIs: RESTful API Design...Read More>>.

Posted: September 30th, 2026
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Core Java Developer for Real-Time Trading Systems

Company IconPeel Hunt LLP
Location IconBassishaw

Peel Hunt is looking for an enthusiastic IT Developer with strong Core Java skills, a passion for technology, and a desire to work across a diverse business and technology landscape. You’ll join our Development team of six, building and enhancin...Read More>>.

Posted: September 30th, 2026
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Senior Java Developer

Company IconExalto Consulting
Location IconLiverpool

Senior Java DeveloperLocation: Liverpool (Hybrid - 1 day a week/fortnight in Liverpool)Salary: Up to £70,000 basic + Excellent BenefitsAt Exalto Consulting, we partner with innovative organisations that are investing heavil...Read More>>.

Posted: September 30th, 2026
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Java Developer - Mid Level

Company IconIntralot
Location IconManchester

Who we are Bally’s Intralot is a newly formed company established through the combination of Intralot and Bally’s International Interactive, positioning the group as a top iGaming operator and a leading global provider of lottery solu...Read More>>.

Posted: October 1st, 2026
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Java Developer - Build Scalable Microservices (Spring Boot)

Company IconEveryMatrix
Location IconBassishaw

EveryMatrix in London is hiring a Middle Java Developer to help shape data-driven decisions across our iGaming CRM platform. You will build and maintain microservices with Java 21+ and Spring Boot, write efficient SQL for PostgreSQL and ClickHouse...Read More>>.

Posted: October 2nd, 2026
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Senior Java Developer - Rates Intraday Risk Technology

Company IconNomura Holdings, Inc.
Location IconBassishaw

Job Title: Senior Java Developer - Rates Intraday Risk Technology Job Code: 14911 Country: GB City: London Skill Category: IT\Technology Job Title: Senior Java Developer – Rates Intraday Risk Technolog...Read More>>.

Posted: October 2nd, 2026
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Hybrid Java Developer: SpringBoot, AWS, Impact (London)

Company IconAND Digital Limited
Location IconBassishaw

AND Digital Limited is hiring a Java Developer for a hybrid role with 1-2 days on-site in London. You will work on large-scale projects using Java, SpringBoot, AWS and MySQL, delivering high-quality software and promoting robust technical standard...Read More>>.

Posted: October 2nd, 2026
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