Senior Full Stack Developer jobs in Newtownabbey

Company: 8 Signals Limited About us 8 Signals is a UK-based software development company specialising in building tailored digital solutions that help businesses solve complex problems and streamline their operations. We combine strong technical expertise with a deep understanding of our clients’ requirements to deliver high-quality software, whether that’s new applications, enhancements to...

MCS Group is delighted to be working with a global financial technology organisation as they expand their engineering team in Belfast with the addition of a Full-Stack Java Engineer This is an opportunity to join a highly regarded technology function within a large, established financial services environment, building robust, high-performance systems used by clients across international markets....

You will oversee development from initial concept validation through deployment and maintenance. - Develop and optimize high-performance database schemas (SQL/NoSQL environments). - Implement comprehensive unit and integration testing strategies to ensure application reliability.

You will be comfortable taking ideas from early concept, leading technical decisions across backend and frontend, and delivering production ready software that scales.

You will join an environment that values initiative, technical leadership, and engineers who enjoy solving real world operational challenges.

Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript I am currently working with one of the fastest-scaling platforms in the creator economy which is a creator-first, AI-powered product that enables creators around the world to directly monetise their audiences. Every system you build will operate at serious global scale. 🎯...

📍 Remote | Full-Time 👋 About Us Medify is a mission-driven EdTech company widening access to medicine and healthcare careers. Our platform supports thousands of learners preparing for high-stakes admissions exams, and our engineering team plays a critical role in delivering reliable, scalable, and high-quality learning experiences. Medify Engineering is a team of ten engineers across two...

Senior Full-Stack Engineer – TypeScript / React / AWS Do you have the right skills and experience for this role Read on to find out, and make your application. Up to £80k | Fully Remote (UK) Tech Stack: TypeScript, Node.js, React.js, AWS Slight backend lean We're on the hunt for a hands-on Senior Engineer to join a fast-moving team delivering real, production grade systems. This isn't R&D or...

Snr Software Engineering role - Paying between £80-100k, with a 10% bonus (performance related) - Remote but occasional offsites in LDN/worldwide A SaaS platform that provides businesses and researchers with high-quality, vetted human data for studies, surveys, and AI research are looking for 2 excellent Product Engineers. The stack is Python/JavaScript focused, but the crux of what they want...

Accelerant is building a new platform that will serve as the backbone of how risk is exchanged in the future. The Product & Technology team is looking for a Full Stack Software Engineer who is passionate about building high quality software systems that are valued by customers. If you join our team, here are some of things you’ll be doing: - Working closely with peer engineers, product...

You will be a key part of the project teams going forward at this very exciting time for the company. The ideal candidate will have commercial experience developing and testing complex Angular modules and integrating them with backend services via REST APIs. Responsibilities & Duties

Full Stack Engineer (Java, React, AI/ML/LLM/SDK) – Cutting-Edge Series B scale up Location: Remote EU - Spain Salary: £70K - £110K About: We are seeking a Full Stack Engineer with a proven track record in building and scaling applications powered by Large Language Models (LLMs). This role requires deep expertise in Java, React, and modern AI/ML development, including LLM frameworks, SDKs, and...

Gearset is the leading DevOps platform for Salesforce - our users can build and manage many aspects of their Salesforce development from within Gearset, from complex CI/CD pipelines to disaster recovery. The Gearset platform is a standalone tool that sits outside of the Salesforce platform, integrating via public APIs only. So while our engineering team doesn't develop within the Salesforce...

Pearson Carter are currently working with an industry leading cyber security platform that are looking to expand their development team even further. This company have grown at a rapid rate over the last 12 months! Responsibilities include: - Working in a full stack environment developing and improving the in-house platform - Collaborating with product managers, designers, tech leads and...

A leading law firm is seeking an IT Solutions Developer to join its IT Development Team in Belfast. The role involves full-stack development using C# and .NET, building web applications with Blazor, and cloud integration with Azure. The firm values diversity and provides a supportive environment fostering personal growth. Employees enjoy benefits like private medical insurance, a modern office,...

Gearset is the leading DevOps platform for Salesforce - our users can build and manage many aspects of their Salesforce development from within Gearset, from complex CI/CD pipelines to disaster recovery. The Gearset platform is a standalone tool that sits outside of the Salesforce platform, integrating via public APIs only. So while our engineering team doesn't develop within the Salesforce...

You will be responsible for creating innovative software solutions, ensuring high-quality standards, and communicating effectively with both technical and business stakeholders. Join us in building a better working world with competitive remuneration and career development opportunities.

You will contribute significantly to the development of innovative solutions in a dynamic fintech environment. Key responsibilities include designing robust solutions and collaborating with senior engineers. Ideal candidates will have over 4 years in . NET with strong programming skills in C#, ASP.

Senior Full-Stack Software Engineer (C#/.NET, React) Gearset Belfast, Northern Ireland, United Kingdom Gearset is the leading DevOps platform for Salesforce. Our users can build and manage many aspects of their Salesforce development from within Gearset, from complex CI/CD pipelines to disaster recovery. The Gearset platform is a standalone tool that sits outside of the Salesforce platform,...

MCS Group are thrilled to be partnered with a rapidly growing and highly respected software business delivering industry-leading solutions for customers across the UK and Ireland. Founded in recent years, the company has scaled quickly into a trusted, product-led organisation, supporting thousands of users through intuitive, reliable, and modern software platforms. Now part of a larger technology...

You will work closely with product, design, and engineering leadership to deliver scalable features, drive engineering best practice, and support the development of junior engineers.

You will design and build scalable backend services, APIs, and integrations, while working closely with Product and UX to scope features, refine requirements, and contribute to roadmap direction.