full stack developer jobs in Northern Ireland

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....

We are a dynamic technology company in the Earth Observation (EO) industry with a mission to make EO data more accessible to business consumers. Our clientele spans across the globe, encompassing diverse industries such as insurance, energy, and environmental organizations. Following a successful seed round, we are transforming our company around a new SaaS business model. We are seeking a Full...

Join our dynamic team as a full stack developer focusing on mastering the entire end-to-end product delivery lifecycle. 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...

Join our dynamic team as a full stack developer focusing on mastering the entire end-to-end product delivery lifecycle. 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...

We are seeking a proactive full stack developer to drive the design and implementation of robust web applications. This role requires expertise in both frontend presentation layers and backend services architecture. - Translate complex business requirements into scalable technical specifications. - Design, deploy, and maintain robust APIs and microservices architectures. - Ensure seamless...

Full Stack Engineer (Next.js & MongoDB) Are you the right candidate for this opportunity Make sure to read the full description below. Experience: 5+ Years We are seeking a Full Stack Engineer to design and build high-performance web applications. If you have 5+ years of experience and a passion for modern stacks like Next.js and MongoDB, we want to hear from you. The Role You will be...

Senior Full Stack Software Engineer Location: UK Remote Engagement: Permanent Interview process: Single stage technical interview At OCHO, we build teams for organisations where engineering excellence genuinely matters. This role sits within a high performing product group developing large scale operational software used daily by thousands of field based users. The team moves quickly, values...

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...

About Unilink Unilink Software is a fast-growing, international company and the leading provider of innovative, award-winning software solutions for the criminal justice sector. Our mission is to empower governments and businesses around the world to effectively secure their operating environments, intuitively manage their data, become more efficient, and foster a culture of rehabilitation. Our...

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...

📍 Remote | Full-time 👋 Overview We’re looking for a pragmatic Full Stack Engineer who can lead the evolution of our infrastructure while keeping systems simple, reliable, and maintainable. This is a remote role for someone who enjoys owning infrastructure decisions without stepping away from hands-on product development. Medify Engineering is a team of ten engineers across two teams, and...

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...

Full Stack Engineer (JavaScript) – Tech Start-Up Remote (UK-based only) | Flexible Hours c£90k + Benefits (Pension, Private Healthcare, Death-in-Service, Equity Potential) Please note: Applicants must be UK-based with full right-to-work. Sponsorship is not available. The Role We're looking for a senior, backend-leaning Full Stack Engineer who thrives in the controlled chaos of a true...

Senior Full-Stack Engineer – TypeScript / React / AWS 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 proof-of-concept work, they're shipping cloud-native, AI-enabled products that customers actually...

Job Description Full Stack Engineer (Next.js & MongoDB) Experience: 5+ Years We are seeking a Full Stack Engineer to design and build high-performance web applications. If you have 5+ years of experience and a passion for modern stacks like Next.js and MongoDB, we want to hear from you. The Role You will be responsible for the end-to-end delivery of scalable, secure solutions-from intuitive...

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...

📍 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...

Principal Full Stack Engineer role based in Belfast with a hybrid working model. This is a permanent position reporting into the Head of Engineering, with a competitive salary on offer. We are looking for an experienced Senior Software Engineer who can operate comfortably across the full stack, lead small engineering teams, and help shape the technical direction of both new and existing products....

Staff Full Stack Engineer Location: Belfast / Remote First Engagement: Permanent Hiring Timeline: Q1 2026 The Opportunity My client is hiring a Staff Full Stack Engineer to help drive solution design and delivery across critical product areas. This is the ideal time to join, as teams continue to scale and architectural decisions made now will shape the platform for years to come. This is not a...