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 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-performance Java platform for a pioneering fintech trading firm. You’ll work within an agile, test-driven environment to deliver business functionality with visible impact on the prod...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>>.
Client Server
Newcastle upon TyneOverview As a Java Developer in a growing professional services firm, you will help transform a complex C++ legacy trading system into a modern Java-based solution. You’ll work closely with Front Office trading teams and fellow engineers...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>>.
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 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>>.
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 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>>.
Sanderson Recruitment
LondonOverview In this role you will design, develop and maintain secure Java applications for mission-critical defence projects. You will work within Agile teams to deliver cloud-native solutions on AWS, with containerised deployments. You’ll...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 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>>.
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>>.
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>>.
Leidos
FarehamOverview In this role you will contribute to safety-critical, real-time Air Traffic Control systems as part of a multi-disciplinary team. You will work through the full software lifecycle, from analysis to deployment, with mentoring from ex...Read More>>.
develop
Newcastle upon TyneSoftware Engineer | Newcastle upon Tyne | £65,000–£130,000 + 10% BonusI’m working with a rapidly growing technology consulting business in Newcastle that is looking to hire several Software Engineers due to significa...Read More>>.
JPMorganChase
GlasgowJoin to apply for the Java Developer - Software Engineer II role at JPMorganChaseJoin to apply for the Java Developer - Software Engineer II role at JPMorganChaseGet...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>>.
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>>.
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>>.
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>>.
Welocity
LondonOverview The Senior Java Engineer at NCG will play a pivotal role in designing and implementing high-quality software solutions within the ITES sector. This role is crucial in driving technical innovation and ensuring the robustness, performanc...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>>.
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>>.
Harrington Starr
LondonLondon | Electronic Trading | Java | Low LatencyWe're working with a technology-driven trading business looking for a hands-on Java Developer to build and enhance high-performance electronic trading systems.You’ll...Read More>>.
Ecosurety
Software EngineerBristol | Hybrid WorkingHelp build the platform that powers Ecosurety’s futureAbout EcosuretyEcosurety exists to rid the world of unnecessary packaging.We believe in a future where every...Read More>>.
Sentric
LiverpoolAcquired by Believe in 2023, Sentric is an independent music publisher servicing self-releasing songwriters and disrupting traditional publishing with fair, transparent deals. We recently launched Believe Music Publishing, offering premium serv...Read More>>.
Convergence Group (Wireless) Networks Limited
At Convergence Group, we’ve spent over 20 years quietly powering some of the UK’s most complex networks – and now we’re growing fast. We’re looking for a Full Stack Software Engineer with strong C# skills to help us design and build t...Read More>>.
Hodge
CardiffDo you want to be part of a force for good, helping to make life better for customers and society in the moments that matter? At Hodge, we put people at the heart of our business, and that means our customers, colleagues and communities....Read More>>.
Mimecast
LondonDive into the forefront of innovation with our Data Platform engineering team, where we process massive volumes of data to delight our customers with insights they love and fuel ML models with trusted data! Our pioneering Data Platform pu...Read More>>.
geniussports
LondonBy bringing together next-gen technology and the finest live data available, Genius Sports is enabling a new era of sports for fans worldwide, delivering experiences that are more immersive, interactive and personalised than ever before. Learn...Read More>>.
Intelix.AI
LondonSoftware/ Infrastructure Platform Engineer — UK National SecurityLondon (Hybrid) SC or DV Clearance (Must be active/valid) Full-timeUK SC clearance required (held or eligible).Up to £115k + Bonus & Benefi...Read More>>.
Oriole Networks
LondonWe are looking for Software Engineers to develop embedded and host software to manage and monitor our high-speed network. These engineers will be part of the team building solutions to connect GPU systems to our innovative photonics. Responsibi...Read More>>.
Westfield Health
SheffieldFor over 100 years, Westfield Health has been on a mission to make a healthy difference to our customers, our colleagues and the communities we work in. What began in Sheffield as a way to help people access affordable healthcare has grown into...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>>.
NATS
PrestwickNATS is the UK's leading air navigation service provider, handling over 2.4 million flights each year. We provide air traffic control services from two control centres and at airports around the UK. We also provide a wide range of commercial pr...Read More>>.
Ultra Intelligence & Communications
MaidenheadCompany: Ultra Intelligence & Communications Cyber (UK) Business Powering Decision Join the team redefining defense technology. From engineering systems that save lives to leading programs that change the battlefie...Read More>>.