User Experience Designer jobs in United Kingdom

Malted builds specialised AI systems for financial institutions. Our products combine advanced language technology with deep domain understanding to help firms make faster, more accurate and more accountable decisions.

We focus entirely on financial services, working with leading banks, insurers and regulators to turn complex reasoning into clear, dependable intelligence.

Our flagship product, Malted Pulse , provides AI that reasons transparently and can be inspected, governed and tuned to organisational policy.

We’re a small, highly technical team based in Edinburgh, combining deep machine learning experience with a rigorous approach to product design and engineering. We believe that making AI systems understandable isn’t just an ethical necessity, it’s a competitive advantage.

You’ll join the Pulse product team, responsible for building and evolving the systems that power Malted Pulse. The team designs and operates the distributed infrastructure that enables our customers to deploy reasoning agents at scale, with reliability, traceability and performance at the core.

You’ll work closely with our machine learning and frontend engineers to turn advanced capability into robust, maintainable systems.

You’ll work across the full stack to design, build and scale the systems behind Malted Pulse. This role blends strong engineering with creative problem-solving: developing cloud infrastructure to deploy machine learning models at scale, and turning prototypes into production-grade code that delivers real impact.

Architect, code and maintain high-quality software with an emphasis on clean, efficient and maintainable code

Contribute to the development of robust, scalable and secure software for our AI platform

Implement best practices and design patterns to ensure high-quality development

Translate research outputs into deployable, production-ready code

Test, debug and optimise systems to ensure high performance, scalability and reliability

Write clear documentation for code, APIs and system designs

We’re looking for engineers who care deeply about the quality and clarity of what they build. Curiosity, independence and a taste for solving hard problems matter more than ticking every box.

Eligible to work in the UK

At least 4 years of software engineering experience, with a strong portfolio of projects demonstrating technical ability and problem-solving skills

Bachelor’s degree in Computer Science, Software Engineering or a related field (or equivalent experience)

Solid understanding of cloud infrastructure (AWS, GCP or Azure) and full-stack development practices

Familiarity with containerisation tools (Docker, Kubernetes)

Strong understanding of databases (SQL and NoSQL) and data structures

Proven track record of building scalable systems, with familiarity with DevOps tools and methodologies

Ability to analyse complex problems and design effective solutions

Strong collaboration skills and experience working within agile or cross-functional teams

Ability to thrive in a fast-paced startup environment and adapt to the evolving needs of a growing company

Background in deep tech or companies developing novel IP and technologies

Familiarity with DevOps practices, CI/CD pipelines and version control (Git)

Knowledge of security best practices in software development

MSc in Computer Science, Software Engineering, AI or a related field (or equivalent experience)

Exposure to machine learning frameworks (e.g. scikit-learn, PyTorch) or understanding of AI principles (advantageous but not required)

Contributions to public repositories or open-source projects

We’re based in Edinburgh and work from the office three days a week (Monday, Wednesday and Friday). The rest of the week is flexible. We keep a high bar for technical quality but a low tolerance for ego. You’ll join a team that values precision, humour and intellectual honesty.

Pension and stock options

Medical and life insurance

Hybrid working with flexible hours

Professional development and growth opportunities

Free snacks and drinks

Social events and company outings

A collaborative, inclusive workplace that promotes innovation and teamwork

The chance to work on one‑of‑a‑kind products at the forefront of the AI industry

Relocation assistance for candidates moving to Edinburgh

Malted is an equal opportunities employer and we welcome applications from people of all backgrounds. We are not working with recruitment agencies on this role – we are keen to hear directly from candidates who are excited about what we’re building at Malted.