engineering research scientist jobs in Cardiff

You will help shape how devices are assessed and qualified for use in space, drawing on existing data, modelling, and targeted testing where appropriate. - This role suits a physicist or engineer with research experience and strong technical writing skills, who wants to move into applied space work.

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.

You will work on modernizing authentication and login experiences across multiple consumer applications, helping drive growth through high-quality user experience, experimentation, and data-driven decision making. This is a collaborative role, working closely with engineers, product managers, and cross-functional partners in a fast-paced environment.

Data Scientist - £70k | Remote / Hybrid | FinTech / Payments We’re working with an established FinTech / Payments business that has been helping customers manage and move money globally for many years. The company builds technology-led products that support low-cost, multi-currency payments and money management, operating across several regulated markets. They’re now investing further in their...

You will design and build the systems that identify the signals that matter most for visibility, the retrieval and embedding architecture that feeds the models, the ranking and scoring framework that prioritises actions and the evaluation layer that measures how different LLMs behave across queries, surfaces and contexts.

You will play a key role in the successful delivery of major multidisciplinary development projects, driving technical excellence and supporting digital innovation. ResponsibilitiesLead the coordination and delivery of soil and land use assessments as part of Environmental Impact Assessments for a wide range of projects.

Senior Scientist – Cyber AI / Machine Learning Research Location: Newport, Wales (Hybrid – 3 days onsite) Contract: 12 months (strong likelihood of extension) Rate: £50 per hour (Umbrella) ?? IR35: Inside IR35 Clearance: BPSS (must be eligible) The Opportunity We are supporting a defence organisation at the forefront of cyber security research and innovation, seeking a Senior Scientist with...

You will have built an optimization model using MILPs, heuristics, decomposition, or other methods (big focus on linear optimization, not so much on non-linear). In terms of skills you should have strong working experience with optimization solvers (e.g. Gurobi, Cplex, FICO Xpress optimization or other).

You will design and deliver intelligent agentic workflows, leveraging frontier LLMs. Working with their data scientists and backend engineers, you’ll be responsible for making unstructured legal data usable, scalable, and impactful. This is not a prototyping role — you’ll ship well-engineered, production-ready systems that directly impact customers.

Contract MLOps Engineer | MLflow | Databricks | Production ML Duration: Initially 3 months Day rate: £500 - £550, Inside IR35 Workplace: Remote, with occasional travel to client-site Inara are supporting a consultancy-led team delivering production-grade machine learning platforms for a range of end clients, and they’re looking for a senior, hands-on Contract MLOps Engineer to help take ML...

Machine Learning Engineer - Contract (Financial Services, Outside IR35) Duration: 6 months Rate: £650 - £750 per day IR35: Outside Location: UK / Remote We’re seeking an experienced Machine Learning Engineer to support a Financial Services organisation on an initial 6-month contract, working on production-grade ML systems that operate in regulated, high-volume environments. This role is...

Overview At Element Digital Engineering, we don’t just solve problems, we engineer smart, practical solutions that shape industries. As part of the global Element Materials Technology group, we combine advanced simulation and consultancy with world-class testing, inspection, and certification expertise. From nuclear and aerospace to energy and defence, our work spans sectors and scales. One day...

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,...

Machine Learning Engineer Fully Remote - UK based Up to £90,000 + Benefits About the Role We are working with a fully remote gaming and entertainment business that is scaling its data and machine-learning capabilities. With strong backing for data-driven decision-making, they are now looking for a Machine Learning Engineer to help operationalise, maintain, and optimise their ML systems across...

Global University Systems is building a modern AI platform to power how our universities recruit, teach, support, and serve students. The Director of AI will lead this transformation, turning promising ideas into production-grade AI solutions that create real value for students and staff. This role owns the AI roadmap end-to-end: from identifying high-impact use cases, to running rapid...

You will support the assessment and development of new technologies emerging from defence and security research. Working alongside experienced colleagues, you’ll help evaluate market opportunities, prepare commercial documentation and support licensing and early spin-out activities.

You will also be responsible for the following; - Developing the approach for sustainability across significant portfolios and major frameworks. - Increase WSP's profile in the industry, help secure new work and improve the quality and technical knowledge relating to Sustainable design.

Spherical Search has recently partnered with a well-established Analytical Testing and CRO services organisation specialising in inhalation and nasal drug delivery. The company works with a broad range of pharmaceutical, biologics, and device organisations on a global scale. We are currently seeking a Senior Scientist to join the team in an on-site role, based within a commutable distance of...

You should apply if: What we’re doing here at Monzo excites you!

You will have the chance to speak to our recruitment team at various points during your process but if you do have any specific questions or want to talk through reasonable adjustments ahead of or during application please us at any point on tech-hiring@monzo.

You should apply if: What we’re doing here at Monzo excites you!

You will have the chance to speak to our recruitment team at various points during your process but if you do have any specific questions ahead of this please contact us on tech-hiring@monzo.