Intermediate Java Developer jobs in Belfast

About Apexon: Apexon brings together distinct core competencies – in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, and our deep expertise in BFSI, healthcare, and life sciences – to help businesses capitalize on the unlimited opportunities digital offers. Our reputation is built on a comprehensive suite of engineering services, a...

Discover your future at Citi Working 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, give back to your community and make a real impact. Job Overview We're looking for multiple talented engineers Server Side , to join one of our high-impact teams...

Java Software Engineer – Multiple Roles (Junior to Senior) Make sure to apply quickly in order to maximise your chances of being considered for an interview Read the complete job description below. Want to work with one of Northern Ireland’s fastest-growing tech companies? Looking for a team where your input genuinely shapes the architecture and direction of projects? How about working on...

Senior Software Developer - Java / Python with Delphi We’re looking for an experienced Software Engineer (Java/Python) to join a high-profile government project focused on modernising and integrating complex systems within a secure environment. You’ll work across backend development, integration and automation – with occasional support for legacy Delphi components as part of wider platform...

Java Developer – Product Engineering £60,000 – £90,000 | Remote-first (monthly meet-up in Midlands office) We’re working with a fast-growing software company that’s transforming how businesses manage complex financial workflows. Their AI-first platform helps customers simplify operations, increase transparency, and make smarter decisions — and they’re scaling quickly as demand grows. They’re...

Java Developer Hybrid (Belfast) | 6-Month Contract | Inside IR35 Our client, a leading organisation within the financial services sector, is seeking an experienced Java Developer to join their Belfast-based technology team on an initial 6-month contract (Inside IR35). This is an excellent opportunity to work on high-performance, data-driven applications within a fast-paced enterprise...

My client is a global leading Digital Consultancy specialising in Cloud Adoption, Digital Architecture/Transformation & NextGen AI Solutions, with offices in London, Manchester, Newcastle and Glasgow, providing flexi working model (option of remote or hybrid with ad hoc client site travel). They are looking for two Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growing team,...

Senior Java EFX Platform Developer Location: Fully Remote (UK-based) Contract: 12 Months (likely extension) Industry: Investment Banking / FX E-Trading The Opportunity We're partnering with a leading investment bank on a major greenfield build - a brand-new, in-house FX E-Trading platform. This multi-year programme is at an early stage, offering the chance to help shape architecture,...

Do you enjoy building real-world software that gets shipped — then sticking around to make sure it actually works? Do you get satisfaction from solving production issues just as much as writing shiny new features? Looking for a role that’s Java through and through, with a supportive team and proper engineering standards? We’re working with one of our favourite clients, a software specialist...

Senior Java Developer required for a well-funded and ambitious tech business entering its next scale-up phase. This is a fully remote position paying up to £65K + benefits, with meaningful technical ownership, visibility, and genuine opportunity to grow into Tech Lead as the team expands. This is a CTO whose serverless architecture has previously been recognised by AWS; driving proven,...

Role – java tech lead Location – UK remote Mode: B2B Contract Core Skills Required: - Core Java - OOPs Concepts - Microservices / REST Services - Spring Framework (Spring 11/17) - Terraform / Ansible (Knowledge/Understanding) - UI Development (Angular) - Database Skills – SQL - Deployment Tools – Jenkins - Good Design & Architectural Approach

Senior Java Developer - FinTech Start-up (Remote, UK) Salary: £50,000–£80,000 + EMI Stock Options Location: Fully Remote (UK or Europe-based preferred) Company: High-Growth FinTech Start-up Join a Fast-Growing FinTech Revolutionising Payments We’re partnering with a venture-backed FinTech start-up that’s redefining how businesses manage international payments and currency conversion. Their...

Technical Architect (AWS Java) Remote UK to £100k Are you a hands-on Technical Architect with strong Java coding skills and experience architecting and operating large scale systems on AWS? You could be progressing your career as a Technical Architect at a growing tech company that provide a range of IoT and Data solutions for the Emergency Services. As the Technical Architect you'll take...

You will mentor a small team of 3 talented developers while remaining hands-on with coding and solution design. You’ll help define how software is built, scale systems, and influence the technical direction of a globally used SaaS product. You’ll be supported by a collaborative leadership team that values technical excellence, autonomy, and personal growth.

Senior Java Software Engineer 📍Remote UK | 🌍 Global Fintech | 💳 Merchant-First Payments Ecosystem A high-growth global fintech, renowned for delivering world-class payments-related software and technology, is looking to expand its engineering team. As the company continues to scale its platform to meet growing demand, they’re seeking experienced engineers to join their collaborative,...

Discover your future at Citi Working 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, give back to your community and make a real impact. Job Overview Apps Support Intermediate Analyst Are you looking for a career move that will put you at the heart of...

About the Company: Read all the information about this opportunity carefully, then use the application button below to send your CV and application. Our client is a fast-growing global trading firm with deep expertise across traditional and digital asset markets. Built by technologists and financial engineers, their platforms are designed for scale, resiliency, and high performance. They are...

My client is a global leading Digital Consultancy specialising in Cloud Adoption, Digital Architecture/Transformation & NextGen AI Solutions, with offices in London, Manchester, Newcastle and Glasgow, providing flexi working model (option of remote or hybrid with ad hoc client site travel). They are looking for a Senior Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growing team,...

You will have a truly global reach, which will provide you with new experiences and development opportunities right here in Belfast's iconic Titanic Quarter.

You will need to employ strong communication skills, necessary to effectively produce client solutions. This job description provides a high-level review of the types of work performed.

Full Stack Engineer – Java | Digital Transformation Projects | Location: Hybrid Remote (occasional ad-hoc travel to client offices dependant on where you are based. London/Glasgow/Newcastle/Manchester.) Type: Permanent | Full-Time Sector: Digital Consultancy / Public Sector / Private Sector Budget: £55,000 + benefits Are you a passionate Full Stack Engineer looking to apply your skills in...