1 to 25 of 79 Full-Stack Development Jobs in Northern Ireland

role will work closely with technology and business leadership in NAM and EMEA region. Key Responsibilities Full-Stack Architecture & Development Backend & Microservices: Design, develop, and maintain high-performance, resilient microservices and RESTful APIs using Java, Spring Boot, and modern enterprise integration patterns. Frontend Engineering … manage and assess risk, adhering strictly to firm policies, regulatory compliance, and governance frameworks. Qualifications and Skills Proven relevant experience in a full-stack development role. Excellent problem-solving skills and ability to work in fast-paced, agile environments. Strong communication and collaboration skills. ...

Manager - Full-stack Developer - DE - Technology Consulting - UKI - Belfast Location: Belfast Other locations: Primary Location Only Date: 12 Sept 2026 Requisition ID: 1646616 At EY, we're all in to shape your future with confidence. We'll help you succeed in a globally connected powerhouse … take your career wherever you want it to go. Join EY and help to build a better working world. Manager | Senior Full-Stack Engineer | Technology Consulting | Belfast In Digital Engineering we shape, concept and build innovative solutions that address the most important issues and opportunities ...

teams and take your career wherever you want it to go. Join EY and help to build a better working world. Senior Full-Stack Developer - Technology Consulting – Belfast In Digital Engineering we shape, concept and build innovative solutions that address the most important issues and opportunities … accelerate their personal and professional growth. The opportunity EY is actively growing our Digital Engineering team in Belfast and is expanding our full-stack engineering capability. This is a fantastic opportunity for a highly capable developer who is ready to operate at a senior level, combining ...

Full-Stack Software Engineer Location: Global, Fully Remote Job Type: Contractor | ~15 hours/week Schedule: Flexible We're looking for experienced Full-Stack Software Engineers to support an AI training project focused on software development, debugging, code evaluation … performance, and maintainability. Translate and adapt software builds between programming languages. Required Skills Python React JavaScript Java Node.js Rust Go TypeScript Strong full-stack development experience Experience with APIs, databases, application architecture, and debugging Hiring Process Submit application and screening questions. Complete ...

will design, develop, and evolve backend services and frontend applications across our enterprise product suite - a hands-on role that blends new feature development with improving and modernising complex, established systems. TRG Screen is an AI-driven engineering organisation; this role is expected to use AI tooling … default across the full development lifecycle. Responsibilities Development & Delivery Design, develop, and maintain backend services and frontend applications for TRG Screen products, including modernisation and maintenance of legacy code. Participate in the full SDLC - requirements analysis, design, implementation, testing, deployment, and post ...

Senior Consultant - Full-stack Developer - DE - Technology Consulting - UKI - Belfast Location: Belfast Other locations: Primary Location Only Date: 7 Sept 2026 Requisition ID: 1634254 At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse … teams and take your career wherever you want it to go. Join EY and help to build a better working world. Senior Full-Stack Developer - Technology Consulting – Belfast In Digital Engineering we shape, concept and build innovative solutions that address the most important issues and opportunities ...

Ocho People is recruiting a Full Stack Developer (Python/TypeScript/GenAI) for a GenAI platform program at a major global enterprise. The role covers Python, TypeScript, React and Node.js ...

TP ICAP Group in Belfast is seeking a Senior Software Engineer (Full Stack) to join a new AWS-enabled Fusion Platform team. You will design, develop, test and deploy software across ...

will design, develop, and evolve backend services and frontend applications across our enterprise product suite — a hands‐on role that blends new feature development with improving and modernising complex, established codebases. TRG Screen is an AI-driven engineering organisation; this role is expected to use AI tooling … default across the full development lifecycle. Responsibilities Development & Delivery Design, develop, and maintain backend systems and frontend applications, including modernisation of complex, established codebases. Participate in the full SDLC — requirements analysis, design, implementation, testing, deployment, and post-release support. Operate independently ...

seeking a Senior Software Engineer (Java or Python) to help shape next‐gen financial software. You will engage in full‐stack development, leverage Spring Boot/Core and Flask/FastAPI, and build cloud‐native solutions with modern JS frameworks. You will also explore ...

recruiting a Senior Software Engineer (Java or Python) to help shape tech for global finance. You will work on full‐stack development, leveraging Spring Boot, Flask/FastAPI, and modern JS frameworks. Expect cloud-native design, Gen‐AI concepts, and involvement across architecture, infrastructure ...

small — everyone has context and everyone has a voice. What We’re Looking For 5+ years of experience. In professional software development, with strong expertise in PHP, Laravel, and Vue.js. Experience with Python or AI/ML is a plus. High agency. You don’t wait ...

Citigroup Inc. is seeking a Full Stack Developer in Belfast to design, develop and support a modern reconciliation platform using Java, Angular, NoSQL, and Oracle. You will work with a technology ...

improve and mentor junior members of the team. You will take responsibility for your assigned work by taking ownership of the design, development testing and deployment of software across the team, and work closely with the Principal Engineer, Architects and Leads to ensure the successful deployment into production … Worked within an Agile Cross-functional delivery team.* Developing well tested software into low latency event driven production environments.* Full software development lifecycle in a technical role.* Pub/Sub patterns with Messaging technologies (such as SOLACE/AMQP)* Worked within a technical platform team, delivering ...

A leading restaurant technology provider is seeking a Senior Software Engineer to enhance their advanced food ordering platform. The role involves designing scalable components, collaborating across teams, and improving system interactions. The ideal candidate has ...

Citi is hiring a Senior Java Developer to join the Risk Data Team. You will architect and implement robust microservices using Java/J2EE, Spring Boot, and RESTful services while optimizing SQL and CI/ ...

improve and mentor junior members of the team. You will take responsibility for your assigned work by taking ownership of the design, development testing and deployment of software across the team, and work closely with the Principal Engineer, Architects and Leads to ensure the successful deployment into production … Worked within an Agile Cross-functional delivery team. Developing well tested software into low latency event driven production environments. Full software development lifecycle in a technical role. Pub/Sub patterns with Messaging technologies (such as SOLACE/AMQP) Worked within a technical platform team, delivering ...

Product Engineer (AI-Augmented & Full-Stack Systems) Location: Belfast, Northern Ireland - Titanic Quarter Rate: £400-£650 per day, Inside IR35 Working Model: Hybrid - 3 days per week in the office Contract Type: Contract Openings: Multiple headcounts Experience: 2-8+ years, depending on level The Opportunity … autonomous engineering teams, building and delivering modern financial technology products from initial concept through to production. The focus is on combining strong full-stack engineering fundamentals with modern AI-assisted development workflows. You'll be hands-on throughout the development lifecycle, using ...

partnering with a technology organisation to recruit a Frontend-Focused Full Stack Engineer in Belfast. The role emphasises frontend development with React, JavaScript, HTML5 and CSS, while applying C#/.NET skills to backend APIs as needed. You will maintain and enhance customer-facing ...

responsibilities include designing and maintaining scalable applications, implementing CI/CD pipelines, and managing cloud infrastructure. Candidates should demonstrate strong backend and frontend development skills, along with experience in containerization and cloud technologies. #J-18808-Ljbffr ...

A technology company in the United Kingdom is looking for an experienced Full Stack Developer to join their engineering team. The role includes designing scalable web applications and collaborating with cross ...

Citi in Belfast is seeking a Full Stack Developer to design, develop, and support a modern reconciliation platform using Java, Angular, NoSQL, and Oracle. You will work within a technology team ...

CloudGuard is building a Customer Portal and you’ll shape foundational pieces, not just maintain an established system. This hybrid role requires collaboration with the Portal team and wider engineering in a UK-based setup ...

Citi is seeking a lead developer to drive delivery for the e-trading inventory application. You will shape future-state architecture, promote CI/CD and automated testing, and collaborate on design, planning, and documentation. ...

will join a high-performing engineering team building a greenfield platform and work across the full SDLC. You will own design, development, testing, and deployment of scalable services, contribute to a modern microservices architecture, and gain exposure to AWS-native technologies while mentoring junior engineers ...