UI Designer jobs in Belfast

Job Description Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview T he Department Developer Engineering is a function of the CTO organisation. Our...

UX/UI + Frontend Developer Thursday Salary: £40-£50K Thursday is a singles IRL events company that organises singles events, trips, dinners, activities, education and media. We're building technology to scale our operations and enhance the experience for our members. We value equality and inclusion as core principles - our diverse audience deserves technology that serves everyone well, and...

Championing User-Centered Design The Senior Product Experience Design Manager will champion user-centered design principles and oversee the development of intuitive and visually compelling user interfaces. Key responsibilities involve establishing scalable design systems, performing rigorous quality assurance checks, and continually optimizing internal workflows for maximum efficiency and...

UI Engineer - React | TypeScript | Next.js | Figma Build clean, scalable UIs for world-class trading software Own the front-end architecture in a modern React ecosystem Hybrid, high-trust team building complex UI flows from scratch The Role An award-winning trading and data infrastructure company is hiring a UI Engineer in Belfast. You'll design, build, and test highly performant front-ends...

Our client is seeking a UI Engineer with experience to join their team on a freelance Inside IR35 contract expected to last 6 months, with potential for additional extensions. This position would require 3 days a week on-site in Belfast and 2 days remote for the duration. Project details: Position: UI EngineerContract type: Inside IR35Contract Length: 6 MonthsLocation: 3 days a week on-site in...

You will design, develop, and maintain our platform’s backend infrastructure, focusing on multi-tenant architectures, security, and efficient LLM integration. This role requires a strong understanding of Python web frameworks, cloud services (particularly AWS), and modern AI approaches including working with agentic architecture.

You will wear multiple hats and solve varied problems.

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,...

D365 Architect | Contract | Fully remote (UK-wide) We are seeking a highly experienced and versatile Dynamics 365 CE Solution Architect to lead the design and implementation of an enterprise-level CRM transformation. This is a unique "hybrid" architect role; while you will be the technical lead for architectural decisions and stakeholder management, you must be a hands-on practitioner willing to...

Software Developer (Web & Internal Tools) Remote-first | UK-based up to £50,000 PA Dependent on experience We’re supporting a well established UK adventure business that has recently brought its website development in-house and is now modernising internal systems and tooling. This is a hands on role in a small, trusted tech team, working across a customer facing web platform and the internal...

Web Developer Location: Remote Role Overview Our clients are seeking an experienced Web Developer to build, maintain, and enhance their web-based platforms. The role involves working closely with internal teams and third-party partners to deliver robust, scalable solutions that support MTS’s growing digital and e-commerce footprint. Key Responsibilities - Collaborate with technical and...

React Native Developer (Tech for Good) (Social Education Learning) Remote Work 3-month Voluntary Work Experience Opportunity London Are you a React Native developer with mobile app experience, and a desire to put your skills toward positive social impact? Want hands-on experience designing and building intuitive mobile interfaces for learners around the world? If yes, this could be the...

You will work as part of a collaborative R&D team focused on delivering high-quality features, and developing the client architecture using the latest UI patterns.

Join Marmalade Game Studio – Creators of Top-Selling Digital Board Games At Marmalade Game Studio, we bring the world’s best-loved board games to life on mobile, PC, and console. From Monopoly to Ticket to Ride, we’re passionate about crafting rich, high-quality gaming experiences that players of all ages can enjoy. We’re currently looking for a Backend Programmer to join our talented team. If...

You should be comfortable with most of our core technologies:

What is Stora?Stora is on a mission to reinvent self-storage through technology. Our platform helps operators run their businesses more efficiently, automate the day-to-day, and unlock new revenue opportunities.In just over five years, we’ve helped more than 450 operators process tens of millions in automated payments. We’re recognised as innovators in our space, and we’re a fast-growing,...

You will be a trusted collaborator across design, product, and engineering, ensuring seamless execution of design solutions while influencing the broader user experience landscape across multiple teams and products. The Staff UX Designer position is an individual contributor (IC) role, positioned between Senior and Principal UX Designers.

You will work as part of a collaborative R&D team focused on delivering high-quality features, and developing the services architecture. This role is ideal for an engineer who thrives in complex systems and is looking to develop new services that exploit a cloud-native ecosystem while modernizing legacy services into a containerized, cloud-native ecosystem.

You will have created the system architecture, and established key relationships - Lead the architectural design of the system that takes into consideration our future near real-time requirements, complex data integration, and scalability.

You will have created architectural diagrams that stakeholders can understand.

You will have delivered the key parts of the platform reaching over 1,000 users.

Job Description Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview We're seeking a Senior Frontend Engineer with a strong React/TypeScript background,...