12 of 12 Permanent Legacy Systems Jobs in County Antrim

architecture roles are advisory. This one has teeth. Our client is on a genuine platform transformation journey, moving away from complex legacy systems toward a modern, cloud-native architecture,and they need someone who can lead that charge technically and culturally. If you've ever wanted real … outcomes. What you'll be doing: Architecture & Platform Modernisation Define and own the target architecture, leading the transition from legacy systems to modern, cloud-native platforms Drive the decomposition of monolithic systems into modular services, APIs, and event-driven components Collaborate with frontend and backend leaders ...

teeth About the Company Our client is a technology organisation on a genuine platform transformation journey, moving away from complex legacy systems toward a modern, cloud-native architecture. Operating at significant scale, they work with multiple engineering teams across Belfast and international sites, and are investing heavily … lead change, not just recommend it. Key Responsibilities Architecture & Platform Modernisation Define and own the target architecture, leading the transition from legacy systems to modern, cloud-native platforms Drive the decomposition of monolithic systems into modular services, APIs, and event-driven components Introduce modern engineering practices ...

complex datasets? This is an opportunity to join a growing data team supporting multiple clients, playing a key role in migrating legacy systems to modern platforms while ensuring data integrity and continuity. You'll work closely with engineers, analysts, and stakeholders to deliver reliable, high quality data … build data integration solutions using SSIS * Write and optimise SQL (T-SQL) for data transformation and retrieval * Support migration from legacy systems to a modern database platform * Automate data processes and improve existing workflows * Collaborate with internal teams and external stakeholders on data delivery * Contribute to database ...

complex datasets? This is an opportunity to join a growing data team supporting multiple clients, playing a key role in migrating legacy systems to modern platforms while ensuring data integrity and continuity. You'll work closely with engineers, analysts, and stakeholders to deliver reliable, high quality data … build data integration solutions using SSIS * Write and optimise SQL (T-SQL) for data transformation and retrieval * Support migration from legacy systems to a modern database platform * Automate data processes and improve existing workflows * Collaborate with internal teams and external stakeholders on data delivery * Contribute to database ...

scale. They're building a modern, cloud-native backend to support their growth, and their engineering team is focused on doing things properly - clean systems, strong practices, and pragmatic decision-making. With an ESOP scheme on the table, this is a business that wants its engineers to grow with … well beyond hands-on Java development - you'll be mentoring engineers, defining long-term architectural direction, and leading the decomposition of legacy systems into modern, decoupled services. The right person is a pragmatic engineer who loves clean systems, builds for scale, and takes genuine satisfaction from ...

position is available at the Belfast site for an IT in OT Specialist. You will plan and carry out activities to ensure the information systems inside production assets are well serviced, taking responsibility for IT deployment, machine software configuration, validation, scheduled maintenance and IT reactive maintenance - as well … upgrade and disposal of IT business owned software, business owned information systems hardware, business owned IT network devices as well as business owned operating systems. The IT in OT Specialist will play a key role in ensuring the Cyber Security of the Belfast site industrial assets. Additionally, and specific ...

Role Were looking for experienced Senior Software Engineers who enjoy building scalable systems, working with cloud infrastructure, and delivering high-quality software in production environments. This role sits at the intersection of software engineering and cloud/platform work. Youll be designing and building backend services using technologies like … closely with modern cloud platforms. Its a strong fit for someone who takes ownership, is comfortable leading on technical decisions, and enjoys improving how systems are designed, built, and operated. What Youll Be Doing Design, build, and maintain backend services using C#, TypeScript (Node.js), or Java Develop cloud-native ...

leading Northern Ireland manufacturer, implementing Microsoft Dynamics 365 Finance & Operations. You'll work closely with manufacturing, supply chain, engineering, and finance teams to ensure systems fully support operations. This role bridges business and IT - analysing processes, defining requirements, and supporting the move from legacy systems … optimisation * Map "as-is" and "to-be" processes * Facilitate solution design workshops * Assist with system testing and UAT * Support integration with production and operational systems * Provide ongoing support for existing systems What you'll bring: * Proven ERP Business Analyst experience * Experience with Microsoft Dynamics ...

leading Northern Ireland manufacturer, implementing Microsoft Dynamics 365 Finance & Operations. You'll work closely with manufacturing, supply chain, engineering, and finance teams to ensure systems fully support operations. This role bridges business and IT - analysing processes, defining requirements, and supporting the move from legacy systems … optimisation * Map "as-is" and "to-be" processes * Facilitate solution design workshops * Assist with system testing and UAT * Support integration with production and operational systems * Provide ongoing support for existing systems What you'll bring: * Proven ERP Business Analyst experience * Experience with Microsoft Dynamics ...

delivery of enterprise-scale Databricks solutions Design and optimise scalable cloud-native data platforms and pipelines Drive migration programmes from legacy systems into modern data ecosystems Provide technical leadership and mentoring across engineering teams Collaborate with clients to define data strategy and transformation roadmaps Establish best practices ...

Principal or Lead Software Engineer who is fully embracing modern tooling and AI to move fast, reduce overheads, and turn ideas into working systems quickly. You'll be the first hire for the business in Northern Ireland also. What you’ll do The Principal Software Engineer will build … ship real systems end to end, from early idea to production Modernise existing platforms without defaulting to big rewrites Move services toward cloud-native ways of working where it makes sense Deliver fast PoCs to prove value, then scale what works Make smart, pragmatic engineering decisions that keep momentum ...

working closely with business and client stakeholders to turn complex requirements into real, scalable solutions. You will not be maintaining legacy systems or doing incremental work. This is greenfield AI development with serious commercial impact. What's In It For You? Up to 39 days' annual leave ...