1 to 25 of 141 Senior Jobs in South 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 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 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 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 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 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 ...

Senior Backend Engineer – Remote UK | Flexible Hours

Location
Cardiff, Wales, United Kingdom
Monzo is seeking an Engineer III to join its London or UK-remote engineering teams. You will work on backend systems, primarily using Go, with AWS and GCP for production and data workloads. The role ...

Senior Electronics Engineer

Location
Newport, Wales, United Kingdom
Company Overview The SPTS division of KLA, designs, manufactures and markets wafer processing solutions for the global semiconductor and related industries. SPTS provides industry leading etch and deposition process technologies on a range of single ...

Senior Borrowing Analytics Engineer (Remote UK)

Location
Cardiff, Wales, United Kingdom
Monzo is seeking a Staff Analytics Engineer for the Borrowing domain in the UK. You will shape the data layer across 12+ products, build scalable data assets, and partner with product, engineering, credit, and data ...

Senior AI Data Engineer – Remote, Scalable Pipelines

Location
Cardiff, Wales, United Kingdom
Speechify is seeking a Software Engineer - AI Data for a remote role in the UK. You will join the AI data team to build pipelines powering model training and next-generation AI products. You’ll ...

Senior Reporting & Analytics Lead — Power BI Dashboards

Location
Port Talbot, Wales, United Kingdom
Turner & Townsend is seeking an experienced Data & Analytics professional to join our project controls function in the UK. The role focuses on dashboard development, data mapping and analytics using Power BI to support data-driven ...

Senior iOS Engineer — AI-Driven, Growth & Hybrid

Location
Cardiff, Wales, United Kingdom
Veygo, backed by Admiral Group, is seeking an experienced iOS engineer to design, build and own significant features from discovery to production. You will work with Product, Design, Data and Backend Engineering to shape AI ...

Senior Backend Engineer — Remote‐Friendly, Flexible Hours

Location
Cardiff, Wales, United Kingdom
Monzo is hiring Backend Engineers to join our squads across the UK. You’ll build and support parts of our in-house banking platform, collaborating with product managers, designers and data teams to deliver robust ...

Senior Product Strategy Lead — AI-Driven Risk Solutions

Location
Cardiff, Wales, United Kingdom
LexisNexis Risk Solutions UK Ltd. in Cardiff is seeking a Lead Product Manager to shape the strategy and future direction of our Credit and Investigations portfolios. You will define portfolio vision, identify opportunities for growth ...

Senior QA Automation Engineer — CI/CD & Test Strategy

Location
Cardiff, Wales, United Kingdom
HID in Cardiff, part of the ASSA ABLOY Group, is seeking a Staff QA Automation Engineer to join its Test Automation Team. You will own automation strategy across software, devices and integrated systems, shaping the ...

Senior Front-End Developer

Location
Newport, Wales, United Kingdom
Starrycare Recruitment Services | Full time Senior Front-End Developer Newport, United Kingdom | Posted on 07/08/2026 Country United Kingdom Job Description Responsible for designing, developing, testing, and maintaining enterprise-grade cloud applications using modern front-end technologies. Work collaboratively within an Agile, multidisciplinary team to deliver secure ...

Senior Software Developer (.NET)

Location
Cardiff, Wales, United Kingdom
Hybrid Overview Are you an experienced developer who wants to shape a new digital function from the ground up? We're looking for a Senior Software Developer to help design and deliver modern services that make a real impact. You’ll play a leading role in building a new event … just about writing code-you'll also grow and mentor a new team, set best practice, and help drive a digital transformation. Job Title: Senior Software Developer Reports to: Software Engineering Manager Overview As the first member of our new in-house development team, you'll lead the design, build ...

Senior Software Developer

Location
Bridgend, Wales, United Kingdom
business' operations, IT systems, and Dynamics 365 CRM environment.* Gain a deep understanding of existing web applications and their integration points.* Meet with senior developers and team members to align on goals and projects.**First 90 Days:*** Begin customizing Dynamics 365 CRM and managing Azure-based infrastructure.* Implement … professionals.The Tokio Marine HCC Group of companies is an equal opportunity employer. Please visit www.tmhcc.com for more information about our companies.#LI-HJ1**Job Title:** Senior Software Developer #J-18808-Ljbffr ...