Senior Java Systems Engineer - Platform Exchange / Matching Engine

Company IconAdaptive Financial Consulting
Location IconLondon

Overview As a Java developer at Adaptive, you will build front-office trading technology for top financial institutions. You will work within a collaborative London team to solve complex, cloud-based, event-driven challenges using modern Ja...Read More>>.

Posted: October 1st, 2026
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Senior Java Platform Engineer | Spring Boot, K8s, Cloud

Company IconNextWave Consulting Ltd
Location IconLondon

NextWave Consulting Ltd is seeking a Senior Software Engineer in the UK with hybrid work options. The successful candidate will lead the development of a scalable Data Fabric platform, focusing on Java and Spring Boot microservices while mentoring te...Read More>>.

Posted: June 6th, 2026
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Low-Latency Java Algo Engineer – Front Office FX

Company IconHawksworth
Location Icon

A financial services company in the UK is seeking a Senior Algo Developer for a 1-year contract at £920 per day. The position focuses on low-latency Java development for the e-FX Desk, requiring strong experience with trading projects. The ideal can...Read More>>.

Posted: June 6th, 2026
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Senior Java Backend Engineer — Real-Time Finance Platform

Company IconBGC Group
Location IconLondon

A global brokerage and financial technology company in Greater London is seeking a Senior Middle Office Backend Software Engineer. In this role, you will lead a team of engineers to enhance the performance of the GBX platform, ensuring system resilie...Read More>>.

Posted: June 6th, 2026
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Contract Software Developer: Next.js, Java & Cloud Infra

Company IconInspirec
Location Icon

A dynamic technology leader in the UK seeks a motivated Software Developer on a contract basis. The role involves developing front-end applications using TypeScript and Next.js, maintaining back-end services with Java and Spring Boot, and implementin...Read More>>.

Posted: June 6th, 2026
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Senior Java Backend Engineer - Hybrid, 6-Month Contract

Company IconFruition Group
Location IconLondon

A tech recruitment firm in the UK is seeking an experienced Java Developer for a hybrid position, requiring one day per month in the London office. The role is an initial 6-month contract focused on developing and enhancing scalable backend systems....Read More>>.

Posted: June 6th, 2026
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Java QA Engineer - Automation (12-Month FTC) | Hybrid

Company IconGenomics England
Location IconLondon

Genomics England is seeking an experienced QA Engineer with strong commercial Java and test automation experience to join a cross-functional Agile squad in London. You’ll design, build, and evolve automated testing frameworks using Java, Seleniu...Read More>>.

Posted: August 1st, 2026
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Senior Java/React Engineer – AI-Driven Risk Platform

Company IconJPMorgan Chase & Co.
Location IconScotland

JPMorganChase in Glasgow, United Kingdom seeks a Software Engineer III to join the Corporate Technology Credit Risk team. You will design, build and deliver secure, scalable Java back-end services and modern front-end components with React, suppor...Read More>>.

Posted: August 28th, 2026
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Senior Lead Backend Engineer — Java/Kotlin (Fintech)

Company IconNext Frontier Capital
Location IconLondon

Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize y...Read More>>.

Posted: August 29th, 2026
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Lead Cloud AI Engineer (Java/Python) & ML

Company IconNext Frontier Capital
Location Icon

J.P. Morgan is seeking a Lead Software Engineer to design, build, and deploy scalable cloud-based applications with a focus on Java and AI/ML integrations. You will collaborate with architects and engineers to ensure solutions align with strategic...Read More>>.

Posted: September 4th, 2026
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Senior Java Web Engineer - Scalable backend & React UI

Company IconCognizant
Location IconLondon

Cognizant is seeking a highly technical, hands-on Senior Java Web Engineer to join an engineering team building enterprise-scale applications. You will maintain and enhance backend services and web interfaces while contributing to modern digital p...Read More>>.

Posted: September 4th, 2026
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VP, Low-Latency Java/C++ Engineer — Trading Platform

Company IconWeAreTechWomen
Location IconLondon

Goldman Sachs Electronic Trading (GSET) in London is seeking a highly capable Software Engineer with Java or C++ expertise to join our low-latency platform. You will help design, implement, and optimize components used by top clients in fast-paced...Read More>>.

Posted: September 6th, 2026
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Senior Java Web Engineer – Trade Platform Backend & UI

Company IconVirtual Hire Staffing
Location IconLondon

Virtual Hire Staffing is seeking a Mid / Senior Java Web Engineer for a leading global financial markets infrastructure client in London. The role involves hands-on work across backend services and web UI, delivering a modular end-to-end trade man...Read More>>.

Posted: September 6th, 2026
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Senior Java Data Engineer - Spring Boot, AWS (Nottingham)

Company IconRebel Recruitment Limited
Location IconEast Midlands

Rebel Recruitment Limited is recruiting for a Senior Java Software Engineer in Nottingham City Centre. You will be hands-on with a core stack including Java, Spring Boot, AWS and microservices, delivering data solutions.Expect 3 days in the...Read More>>.

Posted: September 10th, 2026
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Senior Full-Stack Engineer: Java/TypeScript on Azure

Company IconWorky
Location IconLondon

Legal & General (L&G) in London seeks a Senior Full-Stack Engineer to join our Group Protection technology team. Play a key role delivering modern cloud-based solutions across the full software lifecycle.Mentor peers, drive engineering exce...Read More>>.

Posted: September 12th, 2026
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Senior Full-Stack Engineer (Java, Typescript & Azure)

Company IconWorky
Location IconLondon

Company Description Legal & General (L&G) is a leading UK financial services group and major global investor. We’ve been safeguarding people’s financial futures since 1836, and strive to build a better society, while impr...Read More>>.

Posted: September 12th, 2026
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Graduate Automation Engineer — Java Testing (Onsite UK)

Company IconUnderstanding Recruitment
Location IconLetchworth

Understanding Recruitment in the United Kingdom is seeking a Junior Test Software Engineer to join an established software company building finance and procurement platforms used by major public-sector organisations.You’ll write code in J...Read More>>.

Posted: September 12th, 2026
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Full-Stack Engineer (Java/React) - Hybrid in MK

Company IconSynapri
Location IconMilton Keynes

Synapri is seeking a junior to mid-level Full-Stack Engineer for their Data and Software business in the gaming industry. You’ll work in Agile/Scrum teams, collaborating with Engineers, QAs, TLs and BAs to deliver tailored solutions while gainin...Read More>>.

Posted: September 12th, 2026
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Full Stack Engineer | Java, Spring Boot and Angular

Company IconTata Consultancy Services
Location IconTipton

Full Stack Engineer | Java, Spring Boot and Angular Experience: 10+ years Employment Type: Full-time Work Mode: On-site, based on project requirements Notice Period: Immediat...Read More>>.

Posted: September 12th, 2026
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Graduate Java Backend Engineer: Build real, scalable APIs

Company IconSanctuary Graduates & Apprentices
Location Icon

Sanctuary Graduates & Apprentices is hiring a backend developer to help power a rules-heavy finance SaaS. You will build and maintain server-side services in Java/Spring Boot, exposing robust REST APIs consumed by a React frontend and other system...Read More>>.

Posted: September 14th, 2026
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Lead Java Cloud Engineer — AI-Driven on AWS & Databricks

Company IconJPMorganChase
Location IconGlasgow

JPMorganChase in Glasgow seeks a Lead Software Engineer to drive delivery of trusted, scalable technology within Corporate Technology. You will work in an agile team, shaping architecture, code quality, and security practices to support critical f...Read More>>.

Posted: September 17th, 2026
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Java Backend Engineer: Fintech, Global Impact, Stock Options

Company IconARQ
Location IconLondon

ARQ is a fast-growing fintech redefining cross-border money interactions. We are seeking a Backend Engineer to design, develop, and maintain scalable backend systems powering our innovative products.You will collaborate with a talented team...Read More>>.

Posted: September 24th, 2026
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Java API Engineer - Cloud, TDD/BDD & CI/CD

Company IconDWP Digital
Location IconStaining

DWP Digital in the United Kingdom is seeking a capable backend engineer to design and build APIs, RESTful services and microservices. You will deploy applications in AWS/Azure, implement TDD/BDD, and work with Java 21 and open-source tech to deliv...Read More>>.

Posted: September 25th, 2026
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Lead Java Backend Engineer — Technical Leader (Remote Flex)

Company IconLeidos
Location IconFarnborough

Leidos Lead Software Engineer in Farnborough offers a chance to shape critical national infrastructure. You will lead delivery of Java-based backend services, guide architecture decisions, and mentor engineers across the software team.You w...Read More>>.

Posted: September 26th, 2026
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Java Backend Engineer – Large-Scale File Processing on AWS

Company IconQ1 Technologies, Inc.
Location IconBournemouth

Q1 Technologies, Inc. in Bournemouth, United Kingdom is seeking a strong Java backend engineer to design, develop, and maintain high-performance services.You will build large-scale file processing pipelines using Apache Flink on AWS, deploy...Read More>>.

Posted: September 27th, 2026
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Java Backend Engineer: Large-Scale File & Streaming on AWS

Company IconMphasis
Location IconBournemouth

Mphasis in the United Kingdom is seeking strong Java backend engineers to design, develop, and maintain high-performance services. You will work on large-scale file processing, pipelines with Apache Flink on AWS, and robust REST APIs.Deploy...Read More>>.

Posted: September 27th, 2026
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Senior Java Backend Engineer – AWS, Kafka & AI (Hybrid)

Company Iconremotestar-team
Location IconCambourne

Remotestar-team in the United Kingdom is seeking an experienced Backend Engineer to lead backend services with 8+ years of Java and Spring experience within a hybrid setup. You will design and optimize scalable REST APIs, guide engineering teams,...Read More>>.

Posted: September 27th, 2026
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Senior Java & AWS Engineer — Lead, Mentor, Deliver Impact

Company IconKainos
Location IconNorthern Ireland

Kainos is seeking a Senior Software Engineer to develop high quality solutions that delight users worldwide. You’ll work in a fast-paced environment, learning new technologies while mentoring colleagues and shaping architectural decisions....Read More>>.

Posted: September 29th, 2026
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VP, Low-Latency Java/C++ Engineer (Electronic Trading)

Company IconCandidate Experience Site - Lateral
Location IconLondon

Goldman Sachs seeks a Vice President in London for Global Banking Markets, focusing on low-latency Java/C++ software on the GSET platform. You will design, build and maintain high-performance trading systems in a fast-paced environment, collaborat...Read More>>.

Posted: September 29th, 2026
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Senior Java & React Engineer—AI-Driven Risk Tech

Company IconFairygodboss
Location IconGlasgow

JPMorgan Chase in Glasgow seeks a Software Engineer III to join the Corporate Technology Credit Risk team. You will design and deliver secure, scalable technology products supporting credit risk objectives and collaborate with cross-functional par...Read More>>.

Posted: August 24th, 2026
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Senior Java Systems Engineer - Platform Exchange / Matching Engine

Company IconAdaptive
Location IconLondon

WE ARE: At Adaptive, we are a technology provider firm that partners with capital, commodity, and digital market participants to build custom front-office technology, messaging systems, and trading infrastructure. Our experienced teams...Read More>>.

Posted: September 24th, 2026
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Senior Java/Kotlin Engineer - Data-Driven Banking Reports

Company IconJUXT
Location Icon

JUXT is seeking a senior engineer for our embedded team in Prime Brokerage. You will build data-intensive systems at scale, owning regulatory and client reporting work and modernising systems that deliver data feeds to clients and downstream syste...Read More>>.

Posted: September 27th, 2026
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