We are seeking a Senior Principal AI Engineer to design, build, and deliver production‑grade AI solutions for complex client environments. This role blends hands‑on AI engineering, technical leadership, and client‑facing consulting, with a strong focus on scalable, secure, and responsible AI delivery. You will work closely with clients and internal teams to translate business problems into engineered AI solutions, covering the full lifecycle from data ingestion through to deployment, monitoring, and optimisation.

Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation.  We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.

Expleo is a leading Global Engineering Services Provider with UK presence in 10 locations. We are seeking an experienced Interconnect and Cable Architect to work with our client, at Belfast.  In this role the successful candidate will be expected to mentor and guide others in the design of interconnect and cabling solutions that deliver world-class performance.  You will work alongside a team of multidisciplined Engineer working on cutting edge defence products.  Your role will span the entire product lifecycle from design requirements capture and analysis through to defining the interconnect architecture and verifying that the solution meets the...

We are seeking an experienced Oracle Database 19c Developer / Application Maintenance Engineer to support and enhance bespoke  applications built on Oracle technologies. This role focuses on maintaining and improving existing systems, resolving production issues, implementing enhancements, and ensuring the stability and performance of Oracle-based business applications. The ideal candidate will have strong hands-on expertise in Oracle Database 19c, PL/SQL, and application maintenance, along with experience supporting and developing solutions using...

Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation.  We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.   An exciting opportunity has arisen for a Functional Safety Architect / Safety Engineer (FuSa) to support the development of advanced automotive electrical and electronic systems...

Expleo is a trusted partner for end-to-end, integrated engineering, quality services, and management consulting for digital transformation. We help businesses harness technological change to successfully deliver innovation, improve resilience and support the secure delivery of complex products, platforms and systems. As part of the Expleo UK Cybersecurity Practice, you will support a key client engagement in Belfast, providing cyber engineering expertise across hardware, embedded systems, and software. This is not an IT-only cybersecurity role; it requires practical experience...

We are seeking a Collibra Ranger / SME to drive the implementation, adoption, and continuous improvement of a data governance framework using the Collibra Data Intelligence Platform. This role will act as the bridge between business, data, and technology teams, ensuring that data assets are well-governed, discoverable, and trusted across the organisation.

Expleo is a trusted partner for end‑to‑end, integrated engineering, quality services, and management consulting for digital transformation. We support organisations in harnessing technological change to deliver innovation, improve resilience, and operate securely within regulated and operationally critical environments.   As part of the Expleo UK Cybersecurity Practice, you will support clients in the delivery of complex cyber and security portfolios aligned to regulatory frameworks, critical national infrastructure expectations, and long‑term...

Expleo is seeking a Senior Systems Engineer to support a complex marine platform programme. The role requires an engineer who can operate autonomously within a client organisation, taking full ownership of Work Package items (typical Problem and Change Reports)  and delivering system-aware corrective actions that provide clear, visible value to the programme. This position replaces an existing role and demands strong professionalism, technical judgement, and client-facing capability.  

Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation. We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.    This role is for a Systems Engineering Delivery Manager to lead multiple future capability projects.

Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation. We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.   The Systems Engineer is responsible for working on with project s on th right-hand side of the V lifecycle, engaging with stakeholders to deliver customer equipment that meet...

Expleo is seeking Software Engineers to join our growing Belfast team, delivering high-integrity engineering solutions across a range of complex and safety-critical domains. This role is ideally suited to candidates with experience in safety-critical or defence environments, though we also welcome strong software engineers from non-safety-critical backgrounds who are motivated to transition into this space through structured training and mentorship.

Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation.  We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.   An exciting opportunity has arisen for a Fuel System Design Engineer to join a high-performance automotive engineering environment, supporting the design,...

Expleo is a trusted...

Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation.  We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.   We are seeking an experienced Senior...

This Manufacturing Engineering Process/Support Engineer vacancy presents an exciting opportunity for an ambitious individual to develop and grow their skills and knowledge within a thriving organisation. The job holder will be engaged in a wide variety of Engineering process operations and acting as the first line of production support during the manufacture and assembly of satellite components, sub assemblies and structures.   This is an ideal opportunity to progress your career within a space delivery capability. This is...

As part of the Expleo Automotive & Transportation Cybersecurity team, you will report to the Solution Architect / Head of Function and support client projects. Within the Automotive & Transportation Cybersecurity Practice, you will be part of a dynamic and passionate team. You will work on a complex and captivating projects integrating the latest technological solutions and trends. 

Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation.  We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.   An exciting opportunity has arisen for a HiL Development & Test Engineer to support the development, integration, and validation of advanced automotive systems within a cutting-edge...