Engineering Jobs in Wales, United Kingdom

Chat Engine team within GitLab's AI Engineering organization builds the AI‑powered chat experience across the platform. Senior Backend Engineer designs and implements Python flow components and agentic flows, integrates large language models, and develops secure, high‑performance APIs for Duo Chat and the GitLab monolith.

Join Thermo Fisher Scientific's Winsford UK facility as an Engineer I in Manufacturing Engineering, focusing on electro‑mechanical assembly of EPM Process Analyzer products, quality, continuous improvement, and operational excellence. Contribute to GMP, 5S/Lean, and cross‑training while advancing your career in a dynamic analytical instrumentation environment.

Finning Component Rebuild workshop in Cardiff focuses on refurbishing Caterpillar engines and transmissions to the highest standards. The Engineer strips, inspects, rebuilds and tests engine and transmission components, produces parts lists and ensures completed units meet performance specifications.

Systems Engineering team at Rolls‑Royce Defence focuses on defining, integrating, verifying and assuring complex solutions for aerospace programs. Engineers develop requirements, apply model‑based systems engineering, conduct verification & validation, and support product qualification across multidisciplinary projects.

Nuclear EMEA Major Projects at AtkinsRéalis delivers complex nuclear programmes across the UK and internationally. The Engineering Manager leads process engineering teams to design, integrate and deliver safe, robust plant solutions for major nuclear projects.

WSP Pavement Engineering team delivers large‑scale pavement design and maintenance projects across the UK and overseas. The Assistant Engineer supports senior engineers by preparing investigation reports, designing pavement structures in AutoCAD/Civil 3D, conducting road inspections, and producing contract documentation to DMRB/MCHW standards.

AtkinsRéalis Geotechnical Consulting team delivers ground engineering solutions for infrastructure and energy projects across the UK and internationally. The role designs foundations, earthworks and conducts investigations using tools like Geostudio and Repute, while collaborating with multidisciplinary engineers and clients.

At AtkinsRéalis UK Limited, we are seeking a Geotechnical Engineer specializing in seismic engineering to join our Ground Engineering team. The role involves leading advanced numerical modelling, validating geotechnical analyses, and collaborating with multidisciplinary clients.

Assistant Engineer/Engineer – Civil at WSP in Bristol supports civil and bridge projects across rail and highways. Responsible for bridge design, strengthening, inspections, and civil/structural support.

Join Graphcore's Software Infrastructure team as a Build Engineer, shaping tools that streamline ML software delivery. You’ll design and maintain internal tooling for building, testing, and integrating the machine‑learning stack, ensuring reproducible, secure builds across distributed HPC platforms.

Assistant Engineer/Engineer – Bridges at WSP delivers civil and bridge projects across rail and highways sectors, including HS2 and Network Rail. You will design, strengthen, repair, and inspect bridges, support civil and structural engineering tasks, conduct feasibility studies, prepare specifications, reports, risk assessments, and fee estimates, and supervise junior team members.

Digital Engineering team at Rolls‑Royce Defence focuses on enabling effective management, control and utilisation of engineering information across the product lifecycle. Engineers work on digital engineering, product data management, configuration management and digital transformation initiatives to support complex aerospace programmes.

Site Reliability and Support team at Dragos ensures industrial defenders have reliable cloud-hosted deployments. The Staff Engineering Support Engineer leads Tier‑3 incident triage, builds observability, and authors troubleshooting guides for EMEA customers.

Assistant Engineer/Engineer – Civil role at WSP delivers civil and bridge projects, supervising junior staff. Responsibilities include bridge design, strengthening, repair, inspections, assessments, general civil and structural support, feasibility studies, specifications, reports, risk assessments, fee estimates, and team supervision.

Senior/Principal Engineer leading civil and bridge projects across UK and overseas. Drives design, strengthening, and maintenance of bridges, manages project delivery, mentors junior staff, and ensures quality, safety, and cost targets.

Assystem is a global nuclear engineering company accelerating the energy transition, and this Mechanical Engineer role supports all valve engineering activities for the HPC Project within the Joint Design Office (JDO) in Bridgwater, England. Day-to-day, the Valve Engineer undertakes technical clarifications, reviews and updates design assumptions, specifications, data sheets and documentation, performs engineering assessments and hand calculations, manages technical queries, and coordinates valv

Global Technology Centre Bristol team drives aerospace innovation through advanced systems engineering. The role leads technical strategy, mentors cross‑functional engineers, and defines a Model‑Based Enterprise framework using Codebeamer to ensure consistent SE practices across programmes.

SDK Quality Engineering team at PlayStation Global builds confidence in SDK solutions across platforms. The Senior Software Engineer creates and improves CI/CD pipelines, Python automation, and testing frameworks to embed quality early in development.

Nuclear Engineering Professional at Frazer-Nash Consultancy, delivering innovative engineering solutions across the nuclear lifecycle. The role develops strategies, produces high‑quality technical documentation, mentors colleagues, manages projects and drives new business opportunities.