Data Warehouse Developer jobs in Cardiff

A professional services organisation is seeking an experienced Data Architect to lead the design and evolution of its enterprise data landscape. This is a hands-on role within a data and architecture function, responsible for shaping integration patterns, master data management, and the data warehouse, ensuring data is trusted, well-governed, and fit for analytics and...

This role is the programme’s data-driven applications engineer - sitting between Oracle APEX development, analytics engineering, and data science enablement. It focuses on delivering reporting, dashboards, lightweight applications, and analytical PoCs on top of the client’s Oracle cloud estate (ADW, OAC, Fusion, OIC). Key Responsibilities - Develop, enhance and maintain secure APEX applications...

Job Description A very exciting role has been registered with Hays Senior Finance, Cardiff. The role is to implement and improve processes while also taking ownership of management accounts in the team.This role will combine Management accounting responsibility (primarily income). With a significant, project-based piece of work focused on improving and developing our income data processes.It's...

You will receive a competitive salary, pension and healthcare benefits designed to reward and support you. - Seamless onboarding experience With expert guidance, you’ll receive full support from day one, ensuring a smooth and successful start. - Grow Professionally & Personally

You will work with cutting-edge technologies in reporting, analytics, and data engineering, including Google Cloud Platform, Big Data, Data Lakes, Warehouses, and Power BI. Key Responsibilities - Database Management Systems (DBMS), Analytics, and Visualization. - Cloud and Big Data technologies.

Job Description The Audit Data Analytics Senior Manager role in Cardiff is an excellent opportunity to lead and enhance data-driven auditing processes for a Top-20 accountancy firm. This position requires expertise in accounting and finance, with a focus on leveraging data analytics to deliver effective solutions. Client Details The company is a well-established organisation within the UK...

About The Role Job level: 10 Were looking for a Lead Data Engineer to join our Data Engineering and Analytics practice. In this role, you will: - Lead the design, development, management and optimisation of data pipelines to ensure efficient data flows, recognising and sharing opportunities to reuse data flows where possible. - Coordinate teams and set best practices and standards when it...

Job Description Management Accountant & Data Improvement Manager 12-16 Month Contract [Inside IR35] A very exciting role has been registered with Hays Senior Finance, Cardiff. The role is to implement and improve processes while also taking ownership of management accounts in the team.This role will combine Management accounting responsibility (primarily income). With a significant,...

Location: Remote (UK-based candidates preferred) Employment Type: Full-time Experience Level: Junior / Entry-Level About the Role We’re seeking a motivated Junior Data Scientist who’s eager to turn data into meaningful insights and grow in a dynamic, collaborative environment. This fully remote role is open to candidates based in the UK. You’ll work alongside senior data scientists, analysts,...

Enterprise Account Executive – Data, AI, Analytics, Visualisation, Benelux, Sales, Account Management, C-Level, Tech, Business Development, Hunting, Closing FULLY REMOTE - £120k (+£120k OTE uncapped) + Benefits This is an exceptional permanent Enterprise Account Executive to join a leading tech organisation. The Enterprise Account Executive is fully Remote (you must be based in either UK or...

Job Title: Data Engineer Location: Southampton Who are we recruiting for? Our client is a technology-driven maritime organisation transforming operations at sea through robotics, autonomy, and data. They operate a global fleet generating large volumes of mission-critical data and are building a modern data platform to enable analytics, operational decision-making, and AI in safety-critical...

You will work on real production problems rather than research-only work, owning models from first iteration through to live deployment.

You will collaborate closely with other data scientists, data engineers, and DevOps, with the freedom to shape how GenAI and ML are used across the platform.

Responsibilities - Design and maintain conceptual, logical, and physical data models for electrical transmission and distribution networks. - Collaborate with EMS/ADMS teams to implement accurate network models using tools like eTerra Habitat. - Develop and optimize SQL queries for relational databases such as Oracle 19C and above. - Create and configure network displays using Display Builder...

Reports to: Technology Director / Executive Sponsor Location: Remote with occasional travel to London (2 times a month) Contract: Full-time, permanent Base Salary: £70,000 – £80,000 location and experience dependent + 10% company bonus scheme and sales commission scheme Why This Role Exists Serve Legal is entering a new chapter: evolving beyond compliance auditing into AI enabled,...

Database Engineer (PostgreSQL & Python) - MUST BE BASED IN THE UK - Opportunity for a Database Engineer (Junior/Mid/Senior) to join a remote-first, UK-headquartered technology business - Competitive salary between £45,000 - £70,000 + excellent benefits including remote working, autonomy, and the chance to work on an Educational AI platform - Apply online or contact Chelsea Hackett via...

You will bring significant experience of being an effective contributor in a cross‑functional team and communicating with external stakeholders.

You will collaborate closely with user researchers and product to identify opportunities for where AI can be used, using your extensive knowledge of AI.

Job Description Job Description Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for an expert Mathematician (part-time work from home) to help advance AI development. As a member of DataAnnotation’s Math team, you’ll be part of a growing community of over 100,000...

Senior Data Engineer | Remote (UK or Europe) A leading prop trading firm is hiring a Senior Data Engineer to take ownership of their trading and market data infrastructure. Operating globally with connectivity to dozens of exchanges, the firm executes millions of trades daily with data playing a mission-critical role in every aspect of the business. This is a high-impact, high-autonomy role in...

You will design, build, and deploy production‑grade models using energy‑market data, asset telemetry, weather data, settlement data, and commercial datasets. This role is central to the evolution of our pricing, risk, trading, and optimisation engines.

You will collaborate closely with engineering, product, and commercial teams and work with a high degree of autonomy.

A fantastic opportunity has arisen for a Data Engineer (Generative AI) to join a developing international and transversal structure, supporting internal stakeholders through the design, delivery and maintenance of robust data solutions. This role performs the duties of a Data Engineer (Generative AI) and reports into a senior technical lead within the organisation. Key Responsibilities -...