Jobs in Cardiff, Wales, United Kingdom

Speechify’s AI team builds petabyte‑scale audio datasets to train next‑generation text‑to‑speech models. The Software Engineer designs and extends the GCP ingestion pipeline, scrapes new audio sources, and collaborates with scientists to improve cost, throughput, and quality.

Retail Merchandiser at Smollan (formerly REL Field Marketing) works to set up in‑store promotional displays and keep shelves stocked across the Cardiff area. The role involves building relationships with store teams, traveling between locations with a reliable vehicle, and reporting daily via a smartphone or tablet.

Apex Focus Group partners with research organizations, academic institutions, and brands seeking genuine consumer feedback. We connect individuals with flexible work at home research opportunities that help shape products, services, and user experiences.

Amentum seeks a Security Architect to design, implement and maintain security architectures for UK defence projects, ensuring alignment with business strategy, managing threats, evaluating technologies (firewalls, VPNs, IDS/IPS, EDR, SIEM, SOAR, encryption), developing policies, incident response, and communicating with stakeholders.

Arcadis seeks a Geoenvironmental Consultant to support sustainable design and consultancy solutions for natural and built assets across the UK. The role involves conducting desk studies, managing site investigations, performing environmental sampling, and producing technical reports on land contamination projects. This position is available in multiple UK locations including Birmingham, Bristol, and Edinburgh.

Capital Procurement practice at Proxima delivers high‑impact commercial, sourcing and supplier initiatives for large infrastructure programs. As a Senior Consultant you will lead complex workstreams, develop sourcing strategies, negotiate with senior suppliers and mentor junior consultants across client engagements.

WSP's Local Government team in Wales is seeking a Contract Manager to build, maintain, and develop relationships with Rhondda Cynon Taf, Merthyr Tydfil, and Bridgend Councils. Reporting to the Regional Director, you will ensure effective delivery of contract and partnership objectives, drive business growth, and support organisational priorities through collaboration, innovation, and continuous improvement.

Cardiff Planning team at LRG drives strategic planning, development management and project coordination for private and public sector clients. The Associate Director leads delivery of significant planning projects, manages client relationships and mentors staff to grow the office.

Systems Engineering team at Amentum drives complex Defence programmes, defining engineering approaches and leading multidisciplinary teams through requirements, architecture, integration, verification and in‑service support. The Manager shapes Systems Engineering Management Plans, governs bid and delivery phases, and ensures alignment with ISO/IEC/IEEE 15288 and MOD frameworks.

Sustainable Water Management team at WSP delivers water quality and catchment solutions for regulators and industry across the UK. The Senior/Principal Consultant analyses surface water data, designs monitoring programmes, creates visualisations and technical reports, and supports business development. Based in the UK with hybrid office‑home working, collaborating with national and global teams.

The Junior Power Platform Consultant supports and enhances Power Platform solutions across sectors, handling 1st line support, change requests, and project delivery. They collaborate with senior consultants, document requirements, run workshops, and develop custom apps and automations, progressing toward a PPM Consultant role.

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.

AtkinsRéalis UK Infrastructure Project Delivery Practice (PDP) delivers design services for water, defence, aviation, energy and transport infrastructure. As a Project Manager you will lead multidisciplinary design projects from concept through construction, managing scope, budget, risk and team performance.

Building Services and Engineering Practice at Responsum designs and delivers electrical systems across Wales and the South West. The Senior Electrical Engineer leads LV power, lighting, small power, containment, and life safety design, runs load calculations, creates Revit electrical models, and coordinates with mechanical and public health teams.

Arboriculture Services at WSP delivers sustainable tree management for nationally significant infrastructure and development projects across the UK. The Senior Arboricultural Consultant leads BS5837 surveys, prepares impact assessments and method statements, and provides expert advice to design teams while mentoring junior staff. Hybrid working with two days remote per week, based in locations such as London or Birmingham, with flexible hours and professional development support.

IT Consulting team at Computacenter shapes OpenShift strategy for complex enterprise environments across the UK. The role leads architecture design, governance and technical assurance for large‑scale hybrid and multi‑cloud transformation programmes, collaborates with Red Hat and customers, and mentors consultants to grow the practice. Multiple UK locations, on-site work model.

Delivery Squad at iCoTech builds Project & Portfolio Management solutions on the Microsoft Power Platform for public‑sector clients. The PMO Officer ensures robust planning, scheduling and reporting across the portfolio, owning tooling, methodologies and governance.

Rexel is seeking a Warehouse/Driver to join its Cardiff Hub/Branch in Cardiff, Wales, United Kingdom. The role involves warehouse duties such as inwards stock control, picking and packing, loading vans, and covering delivery routes, with a pathway to learn customer engagement and sales techniques at the trade counter.

SafeWorkforce is dedicated to creating safer workplaces through expert health and safety guidance. As a Customer Success Executive in Cardiff, you drive membership renewals by building lasting client relationships and delivering exceptional service.

AtkinsRéalis Transport Infrastructure team designs and delivers high‑profile UK transport networks. As a Senior Project Manager you will lead end‑to‑end delivery of highway improvement schemes, manage budgets, schedules and risks, and act as trusted advisor to local authority clients.