Core developer jobs in Belfast

 ...~ Best Workplace for Wellbeing in the UK by GPTW  We’re a core values driven company, we hire people who share our values, and we...  ...We are seeking a highly skilled and experienced Senior Java Developer to join our dynamic team. The ideal candidate will have a strong... 

 ...two-year assignment. The Opportunity We are hiring Junior Developers and Developers (0 - 3 years of experience) for 24-month assignments...  ...on delivery, pairing, code reviews, and day-to-day coaching. Core Technologies We Need Java back-end developer, Spring Boot... 

 ...reasons to bring your career to Napier. Our culture is shaped by our core values that promote equality, creativity, and opportunity in...  ...Engineer (Go) Assuming direct development responsibility for developing, debugging and unit testing of product features in accordance with... 

 ...seeking a platform-minded software engineer to build and own the developer-facing tools that sit at the heart of how engineers integrate with...  ...that need to evolve carefully and responsibly alongside the core Cloudsmith platform - built to last, and owned for the long term.... 

 ...organisation is seeking an experienced Full Stack Software Engineer to join a high-performing internal tools team. This role is ideal for a developer with a strong Java background who also enjoys working across the full stack, contributing to both backend services and user-facing... 

 ...Product Managers and Customer Support, keeping real user needs at the core of everything we build. In this role you will Help...  ...including brand new integrations you help design from scratch. Develop in TypeScript on Node and deploy to AWS, primarily with... 

 ...provides comprehensive breadth and depth of coverage across four core services: clearing, agency and execution, market making, and...  ...other software components to deliver to business requirements. Developers conceive, specify, design, engineer, document, test, and deliver... 

 ...Job description Senior Frontend Developer Location: Belfast (Hybrid work arrangement available) Join a leading global provider in financial market infrastructure, delivering innovative solutions that drive liquidity, data transparency and efficient price discovery... 

 ...~ Best Workplace for Wellbeing in the UK by GPTW  We’re a core values driven company, we hire people who share our values, and we...  ...g., Lambda, API Gateway, DynamoDB, SQS, Cognito, CloudWatch). Develop infrastructure as code using AWS CDK or similar tools (e.g., Terraform... 

 ...~ Best Workplace for Wellbeing in the UK by GPTW  We’re a core values driven company, we hire people who share our values, and we...  ...g., Lambda, API Gateway, DynamoDB, SQS, Cognito, CloudWatch). Develop infrastructure as code using AWS CDK or similar tools (e.g., Terraform... 

 ...and we are continuing to invest in its safety, quality, and long-term evolution. We are looking for a Senior Full Stack Software Developer to join our R&D team as a hands-on individual contributor. This role is suited to someone who enjoys solving complex problems,... 

 ...~ Best Workplace for Wellbeing in the UK by GPTW We’re a core values driven company, we hire people who share our values, and we...  ...g., Lambda, API Gateway, DynamoDB, SQS, Cognito, CloudWatch). Develop infrastructure as code using AWS CDK or similar tools (e.g., Terraform... 

 ...architecture. Build interactive, high-performance data visualisation experiences using libraries such as D3.js, ECharts, or similar. Develop and evolve the UI for a developer homepage with 50,000 active users, ensuring it is intuitive, responsive, and visually compelling.... 

 ...performance applications:   .NET (including Entity Framework 6 and Core, ASP.NET MVC and MVC Core)  CSS, HTML, JavaScript/Typescript...  ...support and coaching to junior members to help them grow and develop within the team  Hybrid working with the team on client site or... 

 ...Tax efficient benefits (cycle to work, give as you earn)  We’re committed to advancing equality. We recruit, retain, reward and develop our people based solely on their abilities and contributions and without reference to their age, background, disability, genetic information... 

 ...Salary: £30,000 - 60,000 per year Requirements: ~ I am looking for a Java Developer with at least 5 years of hands-on experience in Java development. You should have strong expertise in multi-threading, web application development, and testing frameworks. Familiarity with... 

 ...We are looking for an experienced Java Developer to join a fast-moving delivery team building a new regulatory reporting platform for a global financial services firm. This is a key build focused on MiFID II transaction reporting, trade transparency and instrument data... 

 ...Engineer to join a high-impact internal tools team supporting a global electronic trading platform. This role is ideal for a strong Java developer who enjoys working across the full stack, contributing to both backend services and user-facing applications. You'll play a key... 

 ...Elasticsearch or Typesense What you'll do: Architect and enhance backend infrastructure: databases, APIs, and integrations Develop clean and efficient contracts between front-end and back-end teams Build and optimise integrations with external platforms to... 

 ...What You’ll Bring ~6+ years’ hands‑on SAP PM experience (ECC and S/4HANA) ~ Strong configuration and process design skills across core PM functions ~ Experience with SAP Fiori and interest in modern EAM capabilities ~ Solid understanding of maintenance and engineering... 

Job description Principal UI Engineer - Belfast (Hybrid) £70,000 - £80,000 + bonus + full benefits Join a global fintech building high-performance trading platforms used by institutional clients worldwide . This is a hands-on leadership role where you'll shape...

 ...coding practices Strong communication skills, with the ability to explain technical ideas clearly Previous experience mentoring developers and promoting engineering best practices Key Responsibilities Provide technical leadership to front-end teams, ensuring high... 

 ...clients.  This is a hybrid based role based out of one of our core offices, you will be working within a large multinational company...  ...Cyber scanning tools or vendor security bulletins Contribute and develop the team knowledge base. Mentoring, coaching and point of... 

 ...Information Services (K&IS) team operates a busy and dynamic enquiry/research service supporting all Fieldfisher's offices. Alongside this core service, the team delivers regular current awareness updates and business intelligence reports tailored to the needs of our lawyers and...