Java Developer - Belfast, Northern Ireland
Randstad Digital
BelfastRole: Java DeveloperType: PERM/FTELocation: Belfast, Northern IrelandWorking Model: HybridCore Responsibilities:Develop:...Read More>>.
Randstad Digital
BelfastRole: Java DeveloperType: PERM/FTELocation: Belfast, Northern IrelandWorking Model: HybridCore Responsibilities:Develop:...Read More>>.
Quant Capital
LondonOverview As a Junior Java Developer at Quant Capital, you join a fintech-focused tech team working with a high-profile client. You’ll contribute across the stack, emphasize core Java development, and support release management and infrast...Read More>>.
Version 1
LondonOverview 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>>.
Quant Capital
LondonOverview In this role you will help build and enhance the distributed pricing platform for Equity Derivatives, enabling continuous, firm-wide risk and P&L. You join a global, cross-functional team of developers and quants, contributing to g...Read More>>.
Quant Capital
LondonOverview In this role you will design, develop and deploy high-quality software for a greenfield fintech project focused on cryptographic technology and distributed protocols. You will work with cross-functional teams to prototype architect...Read More>>.
Adaptive Financial Consulting
LondonOverview 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>>.
Client Server
LondonOverview In this role, you will join a global technology consultancy to deliver high-impact, client-facing testing work. You will shape and implement scalable test automation across modern platforms, helping teams raise quality and producti...Read More>>.
Quant Capital
LondonOverview 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>>.
Quant Capital
LondonOverview 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>>.
McGregor Boyall
LondonOverview In this front-office associate role within the Global Markets technology function, you will design and enhance algorithmic trading strategies and electronic trading platforms for Rates products. You’ll work closely with traders,...Read More>>.
Quant Capital
LondonOverview 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>>.
Quant Capital
LondonOverview 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>>.
Quant Capital
LondonOverview In this role you will work on a green-field, enterprise-grade platform in a fast-paced fintech environment. You will be hands-on with core Java, shape architecture, and mentor junior developers while collaborating with the CTO and...Read More>>.
Citigroup
BelfastOverview 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>>.
Quant Capital
LondonOverview 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>>.
Quant Capital
LondonOverview 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>>.
Quant Capital
LondonOverview You will join a London-based quant prop trading firm to help design and build low-latency trading solutions. In collaboration with the Head of Trading and the Quant Team, you’ll develop algorithms in Java, contribute to a greenfi...Read More>>.
Millennium Management
LondonOverview In this role you will build and evolve real-time, high-performance algorithmic trading systems for equities. You’ll collaborate with technologists and trading teams to enhance execution capabilities that support portfolio manager...Read More>>.
Quant Capital
LondonOverview In this contract role, you will build and enhance Java backend services that power trading and data workflows. You will own Python-based data ingestion tasks to support the data platform and work with PostgreSQL for data validation...Read More>>.
FlexTrade
LondonOverview Join the FlexONE team to help evolve a state-of-the-art Order Management and Execution Management System. You will contribute to web and mobile apps using a Scala+Play backend and a React+AG-Grid frontend, collaborating across cros...Read More>>.
Evantis Consulting
GlasgowSalary: £68,000 - 108,000 per year Requirements: Strong commercial experience in Java development (Java 8, 11, or 17+) Experience working within banking, financial services, or a regulated environment...Read More>>.
CBSbutler Holdings Limited trading as CBSbutler
Newcastle upon TyneSalary: £? - ? per year Requirements Java Cloud services development Unit testing SC clearance Red Hat OpenShift container platform or Kubernetes Quarkus framework...Read More>>.
Searchability
ShrewsburyJAVA ENGINEERJava | Oracle SQL6-Month Contract£450per day via UmbrellaTelford - 2 days per week on-siteSC Clearance RequiredABOUT THE CLIENTOur client is a leading organis...Read More>>.
xantura
LondonWe are looking for an experienced Senior Java Developer to join the engineering team at Xantura, helping to design, build, and evolve our cloud-based data and analytics platform used by local authorities and public sector organisations across t...Read More>>.
Citigroup Inc.
Northern IrelandDiscover your future at CitiWorking at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career...Read More>>.
Nigel Wright Group
North EastThe Role One of my clients is requiring a couple of Java Developers to help them across a suite of projects. It will suit a developer who is used to being involved in every stage of the development cycle from development, testin...Read More>>.
Scrumconnect Limited
Newcastle upon TyneNewcastle, United Kingdom | Posted on 10/09/2026Scrumconnect Consulting is a multi-award-winning digital consultancy whose work has positively influenced the lives of over 40 million UK citizens. We deliver impactful technology solutions ac...Read More>>.
your Jared
LondonJava Developer - Core Banking Location: Remote work, England Salary: Competitive Job Type: Contract Date Posted: 19 days ago Expiry Date: 03/10/2026 Job Ref:...Read More>>.
EPAM Systems
Northern IrelandFirst Derivative is driven by people, data, and technology, unlocking the value of insight, hindsight, and foresight to drive organizations forward. Counting many of the world's leading investment banks as clients, we help our clients navigate...Read More>>.
Oliver Bernard
LondonOliver 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>>.
Oliver Bernard
LondonContract: 12 Months Location: Canary Wharf, London – 3 days onsite / 2 days WFH We are currently seeking 2 experienced Senior Java Developers to join a major retail banking transformation programme wi...Read More>>.
Bounteous
GlasgowBounteous in Glasgow is seeking a Java developer to contribute to Transaction Reporting systems within a global Agile squad. You will work across the production lifecycle, implementing requirements from Operations users and participating in modern...Read More>>.
Hunter Bond
LondonOn behalf of a well-established fintech organisation, we are supporting the search for a motivated entry-level Software Developer to join their front-office engineering team in London. This opportunity is ideal for a recent graduate or early-ca...Read More>>.
Citigroup Inc.
LondonThe Senior Java Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applicati...Read More>>.
Rubicon Consulting
LondonRubicon Consulting is currently recruiting for a Software Developer on a 4+ year contract based in Suffolk.Role SummaryWe are seeking a Voice Services Developer to build, maintain, and optimize our next-generation communication...Read More>>.
Wilsons Auctions
NewtownabbeyWilsons Auctions is the largest independently owned auction house operating across the UK and Ireland. With a network of 10 centres, we continue to grow and are currently seeking to fill the exciting role of Senior Software Engineer. Thi...Read More>>.
Jas Gujral
LondonOur Client in Central London is seeking a seasoned Java Backend Developer with 5+ years of experience and strong SQL Server expertise. You will contribute to backend systems, leverage Spring, and tackle algorithmic challenges within a large codeba...Read More>>.
Ecm Selection
CambridgeThis is an exciting opportunity to use your skills in numerical analysis and numerical methods to develop engineering fluid flow simulation software used widely in industry. With work underway on the next major revision of this software and man...Read More>>.
Morson Edge (Financial Services)
LondonMorson Edge (Financial Services) in London is seeking a Senior Java Developer to join the post-trade engineering team on a contract basis. You will design and develop market data and reference data feeds, building robust Java/SpringBoot microservi...Read More>>.
Pico Technology
ManchesterAs the Software Development Manager, you will be a "people-first" leader dedicated to coaching and empowering a multidisciplinary team of developers and testers in our Manchester office. Reporting to the Head of Software, you will act as a faci...Read More>>.
Pinewood.AI
LondonHybrid Working: We take a flexible approach to hybrid/ remote working, recognizing that office attendance may vary depending on your location, role and team needs. Don't let office attendance put you off applying. The expected working pa...Read More>>.
Arcus FM
RedditchArcus FM is seeking a talented Software Development Engineerto join our innovative team.In this role, you will design, develop, and maintain software applications that drive success for our business and clients.Although thi...Read More>>.
Corecom Consulting
LeedsSenior Software Developer Leeds | Hybrid | Up to £65,000 + bonus & benefits A growing software business is looking for a collaborative, hands-on Senior Software Developer to join its established development team. This is...Read More>>.
Webigence Ltd bespoke ASP.NET web development
Remote within the UK, with occasional team meet-ups in London when useful About Webigence and the Role Webigence has 25+ years of experience crafting UX-first, often highly complex software. Our engineers pair pragmatic, forwa...Read More>>.
Morson Human Resources Limited
Full Stack Software DeveloperBristol (4 days a week onsite / 1 day remote)18 months contract£55ph inside IR35 / Umbrella Candidates must be willing to undergo the security clearance checks required for the role. A...Read More>>.
Network IT
StaffordSenior Java Developer 12 month contract Hybrid working - Multiple UK office locations £700-£750 per day Inside IR35 Network IT are currently recruiting for a Senior Java Developer to help design, build and support...Read More>>.
JAM Recruitment Ltd
Based in Birmingham, this Senior Java Developer contract role pays £700-£750 per day inside IR35. The 12-month assignment offers hybrid working across multiple UK office locations. You will design, build, and support software products underpi...Read More>>.
Mantle Services
Northern IrelandWe are seeking a highly skilled and experienced individual to join our dynamic team. Key responsibilities include: Play a key role in the technical development of our pensions products. Develop, test and deploy co...Read More>>.
Caspian One
Global Investment Bank is seeking a Senior Java Developer to join the T+1 Settlement Programme within regulatory change and post-trade technology teams. You will design and build Java applications to support the move from T+2 to T+1 across UK and...Read More>>.
Jas Gujral
Jas Gujral is seeking a Java Developer with 2–5 years of solid Java Enterprise (J2EE) experience and Liferay expertise to join a Surrey-based team on a 6-month contract. The role requires hands-on development of Java EE portals, strong collabora...Read More>>.