1 to 25 of 214 Senior Jobs in Wales

Senior AI Software Engineer (Azure) - Cardiff

Location
Cardiff, Wales, United Kingdom
## **About the job you're considering**You will design, build and ship agentic AI applications on Microsoft Azure for clients in regulated and high-governance sectors. This is a hands-on engineering role in ...

Senior DevOps Engineer

Hiring Organisation
Reed Technology
Location
Newport, Wales, United Kingdom
Employment Type
Permanent Contract, Hybrid
Salary
£72,000
Lead DevOps Engineer Annual Salary: up to £74,000 per annum depending on experience Location: Newport Job Type: Hybrid (onsite every Wednesday and the last Tuesday monthly) A new exciting opportunity has become available to ...

Senior Data Engineer

Location
Swansea, Wales, United Kingdom
Senior Data Engineer Department: Technology Employment Type: Permanent Location: Any UK Office Hub (Bristol/London/Manchester/Swansea) Compensation: £60,000 - £75,000/year Description Our Senior Data Engineers enable public sector organisations to embrace a data-driven approach by providing data platforms and services that … legacy technology. A key component of this is developing modern data systems and platforms that drive informed decision-making for our clients. As a Senior Data Engineer, your day to day tasks and role may vary according to our clients' needs. The role is very hands ...

Senior Software Engineer - Remote & Public Sector Impact

Location
Swansea, Wales, United Kingdom
Made Tech Limited is on a mission to use technology to improve public services. We deliver custom software for central and local government, health, and the NHS, with a strong emphasis on outcomes. Our DevOps ...

Senior Digital Systems Officer

Location
Carmarthen, Wales, United Kingdom
Carmarthen, United Kingdom | Posted on 24/08/2026 Country United Kingdom Postal Code SA31 About Us At Civic Recruitment and Limited, we know that individuals are more than just fixed expenses; they are ...

Senior Electrical Development Engineer

Location
Newport, Wales, United Kingdom
To make electronics, you need chips, wafers, transistors, reticles, and... To make these, you must see, test and manufacture them at scale—faster and better than ever before. That's where KLA comes in. Whether ...

Senior Customer Engineer

Location
Swansea, Wales, United Kingdom
Made Tech is on a mission to use technology to improve society – for everyone. We help public sector organisations transform, deliver, and manage world‐class digital products and cloud services. Within our Software Division, we ...

Senior Engineer, Integration & Test

Location
Lampeter, Wales, United Kingdom
Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century’s most innovative ...

Senior Backend Engineer

Location
Cardiff, Wales, United Kingdom
We have around 650 engineers across Monzo who design and build our in‐house banking platform. We have big ambitions for the future, and technology plays a big role in creating a bank our customers ...

Senior Penetration Tester - FinTech Security Leader

Location
Cardiff, Wales, United Kingdom
Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend ...

Senior C# .NET Developer - ASP.NET Core & Azure

Location
Wrexham, Wales, United Kingdom
Primo Interactive Limited is seeking an experienced .NET developer to build and evolve web apps and APIs using C# and ASP.NET Core. You will move legacy .NET Framework code to current .NET, optimize performance, and ...

Senior FW Engineer/Product Architect

Location
Cwmbran, Wales, United Kingdom
The Cwmbran facility is the center of excellence for the Fire product line, a leading manufacturer and a global supplier of high-quality fire systems and devices. With our ability to provide complete systems, not ...

Senior Engineer - Power Module Design

Location
Caldicot, Wales, United Kingdom
Are you looking for a unique opportunity to be a part of something great? Want to join a 17,000-member team that works on the technology that powers the world around us? Looking for ...

Senior Software Engineer

Location
Swansea, Wales, United Kingdom
lists. We place a strong emphasis on outcome-based delivery; ensuring our customer’s goals are understood and achieved with the technology we deploy. Senior Software Engineers find themselves working on a variety of different problems from monoliths to microservices, upskilling colleagues and customers, constantly learning from others, while striving … versed in a mix of paradigms such as object-oriented, functional, declarative, event-based and aspect-oriented. To create this environment our Senior Software Engineers need to embrace sharing their knowledge and skills with others, and they need to keep an open mind – we’d love to hear some examples ...

Senior Data Analyst

Location
Swansea, Wales, United Kingdom
Senior Data Analyst at Made Tech, you’ll play a pivotal role in helping public sector organisations become truly data-led. You’ll join our data team in its mission to get data knowledge and skills out of silos and embedded into delivery teams. You will provide advanced data modelling … allowing us to deliver more sophisticated and customised solutions to our clients. The role is very hands‐on and you'll support as a senior contributor role for a project, focusing on: Data analysis and reporting : Conducting in-depth data analysis, generating reports, and providing actionable insights for client projects. ...

Senior AI Engineer - Azure Multi-Agent Systems

Location
Cardiff, Wales, United Kingdom
Capgemini UK is seeking an experienced engineer to design, build and run agentic AI applications on Azure for regulated sectors. You will take an AI solution from design through live production with audit trails and ...

Senior Software Engineer - Amazon-Scale, Swansea

Location
Swansea, Wales, United Kingdom
Veeqo, Swansea-based, is seeking a Software Development Engineer to design and build software supporting the journey from acquisition to operating at Amazon scale. You will collaborate with product managers, UX designers, and other tech ...

Senior Digital Analytics & CRO Specialist

Location
Wrexham, Wales, United Kingdom
Primo Interactive Limited in London is seeking a seasoned analytics professional to own CRO projects end-to-end. You will set up GA4 and GTM, build clear Looker Studio dashboards, and lead A/B ...

Senior Android Developer

Hiring Organisation
Sanderson Recruitment
Location
Cardiff, Wales, United Kingdom
Employment Type
Temporary Contract, Hybrid
Salary
£550 - £600 per day
Hybrid | 6 Month Contract | Up to £500 per day | Inside IR35 We're looking for an experienced Android Developer to join a collaborative digital team delivering new features and enhancements across a highly-used mobile ...

Senior Electronics Engineer

Location
Cardiff, Wales, United Kingdom
Nova Talent is partnering with a leading engineering and technology organisation to recruit an Electronics Engineer . This is an exciting opportunity to join an innovative engineering team developing advanced electronic products used within highly ...

Senior Salesforce Developer - Hybrid Work & Impact

Location
Cardiff, Wales, United Kingdom
Steadman Brown is seeking a Salesforce Developer in the UK to join a leading Salesforce practice. You will deliver both programmatic and declarative solutions across Sales and Service Cloud, building Apex, LWC, and integrations while ...

Senior Full-Stack ML Ops Engineer (Hybrid)

Location
Cardiff, Wales, United Kingdom
Starling Bank is seeking a Full Stack Engineer (ML Ops) in London. Join a fast-moving fintech that values innovation, collaboration and ownership in a hybrid working setup. You will contribute across backend and frontend ...

Senior Test Automation Engineer: API/UI & CI/CD Expertise

Location
Bridgend, Wales, United Kingdom
Scrumconnect Ltd in Newcastle is seeking an experienced Test Automation Engineer to design, build and maintain automated tests for UI and APIs within multidisciplinary agile teams. You will use Selenium, Cypress or Playwright and REST ...

Senior Umbraco Developer — Remote/Hybrid + Training Budget

Location
Cardiff, Wales, United Kingdom
Ozum is seeking an experienced Umbraco Developer to join our Cardiff team. You will work with designers, PMs and account managers on a variety of client projects, influencing features and driving professional development. You will ...