java scala developer jobs in Antrim County

Role Overview We are seeking an experienced Scala Developer to join a dynamic team working on high-impact projects. The ideal candidate will have strong expertise in Scala and Play Framework, with a passion for building robust, scalable backend services and APIs. This is a fully remote contract role with an immediate start. Key Responsibilities - Design, develop, and maintain backend services...

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....

Principal Java Developers - Fintech The Opportunity Ocho is partnering with a fast-growing, product-led client, building out a brand-new Development team from scratch for an exciting Greenfield project. This is a hands-on role focused on designing, building, and scaling modern backend systems in a fully remote environment. Why Join? * You'll contribute to shaping the future of their product range...

MCS Group is thrilled to be partnering exclusively with fast-growing technology company in the energy sector. They are expanding their Belfast engineering team and are looking for a Staff Software Engineer to join and hit the ground running. The company builds a platform connecting businesses with external partners, helping large-scale operations work more efficiently and reliably. Day-to-day...

Senior Java Developer £90,000 to £105,000 ( Remote First in NI ) Hybrid | Central Belfast | High Impact Engineering The Opportunity OCHO is hiring an experienced Senior Java Developer to join a growing engineering team building technically complex, business critical platforms. This is an opportunity to work on modern, scalable systems in a product led environment that values engineering quality,...

Principal Java Engineer - NI 100% remote * Salary: up to £100k + bonus+ benefits About the Company: Our client is a leading global payments business with a strong engineering presence in Northern Ireland. Their mission is to radically and responsibly deliver value to merchants by building a next-gen, merchant-first ecosystem. With a product-centric culture and a focus on technical excellence,...

MCS Group is looking for an experienced Test Automation Engineer / Software Developer in Test to join a delivery-focused team on an initial 3-month contract. The contract is very hands-on and is suited to someone coming from a strong Java background with a passion for test automation and quality engineering. The Details: This role requires prior experience of Java for test automation. Cucumber or...

Mid-Level Software Engineer (Java) Exciting new FDI About the Company: Our client is a global leader in digital asset innovation, building technology that bridges traditional finance and the emerging crypto economy. Their mission is to create trusted, high-performance systems that enable institutions to seamlessly integrate digital assets into their portfolios and operations. As part of their...

MCS Group is looking for an experienced SDET / Software Developer in Test to join a delivery-focused team on an initial 3-month contract. The role is hands-on and suited to someone with a strong Java background and a passion for test automation and quality engineering. The Details: Strong hands-on Java experience (automation-focused) is essential. Cucumber or Gherkin experience is also required,...

Principal Java Developer - Fully Remote The Opportunity Ocho is partnering with a fast-growing, product-led fintech that's building out a brand-new Development Centre from the ground up to deliver an innovative Greenfield payments platform. As a Principal Java Developer, you'll be hands-on in designing and developing backend, service, and portal systems that power secure, scalable payment...

MCS Group is working exclusively with a high-growth software company with deep roots in Belfast. We're seeking a Senior Software Engineer with strong expertise in Java to join a growing team within their engineering function in Belfast. As a Senior Java Developer, you'll be part of a group driving transformation across some pretty unique industries, helping global brands through the creation of...

Senior Java Developer - 100% remote. * Salary: up to £70k + bonus+ benefits. About the Company: Our client is a global technology company operating in the payments space. They're investing heavily in their engineering capability across Northern Ireland, with a focus on building modern, scalable platforms that support businesses in managing and growing their operations. Their engineering teams...

Software Engineer Northern Ireland| Full time We are working with a high growth digital asset firm operating at the intersection of institutional finance and crypto markets. This is a business that has successfully navigated multiple market cycles and continues to build trusted, long term partnerships across trading, risk and treasury functions. They are now looking to add a Software Engineer who...

About the Company: 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 now establishing a new engineering hub in Belfast as part of a long-term investment to build core trading systems and infrastructure...

About the Company: Our client is a fast growing global trading firm building a brand new engineering hub in Belfast in 2026. Founded by a team of technologists and financial experts, the company develops advanced trading platforms and enterprise systems that operate at scale, supporting a wide range of strategies and asset classes. Having successfully navigated multiple market cycles, they're now...

Company A global, product-led technology business building large-scale digital platforms used by major retail and consumer brands worldwide. This is a true product engineering environment, not consultancy or project-based delivery, with long-term ownership of complex systems operating at significant scale. The Role You'll play a key role in designing and evolving highly scalable backend services...

Principal Java Engineer Java | Kotlin | Cloud Native At a glance Principal level backend role with architectural ownership Java and Kotlin microservices in a cloud native environment Hybrid working in Belfast Salary up to £80k plus bonus The role As a Principal Java Engineer, you will provide technical leadership across a critical product area, shaping architecture, guiding engineering standards...

Senior Software Engineer - Java / Kotlin At a glance Senior backend role within a product team Java and Kotlin microservices in a Cloud native environment Hybrid working (Belfast) Salary up to £65k The role As a Senior Engineer, you will play a key role in designing, building and owning solutions that directly extend and enhance the client experience. You will collaborate with highly capable...

Job description. Senior Software Engineer - Java Location: Belfast / Hybrid Eligibility: UK work authorisation required This role sits within a global technology business building large-scale platforms used by millions of people every day. You'll join a highly capable engineering team working on complex, high-throughput systems where reliability, performance, and clean design really matter. As a...

Senior QA Engineer - Java / Microservices At a Glance QA Engineer role within a modern Java microservices, event-driven platform Strong focus on backend, API and automation testing Scaleup environment with real-world, high-impact products Hybrid Working (Belfast) Salary up to £65k The Client Our client is an advanced technology scaleup building cutting-edge hardware and cloud software solutions...