UI/UX Developer

We are seeking a senior, creative UI/UX & Full Stack Developer to join a client in The City of London. This role will focus primarily on UI/UX design and development (60%) while also contributing to backend and full-stack solutions (40%). The successful candidate will work closely with business stakeholders and developers in a small Agile team, contributing to both greenfield projects and enhancements to existing systems.

This is an exciting opportunity for someone passionate about user experience, design, and intuitive interfaces, with the ability to complement their UI skills with strong full-stack development knowledge.

Key Responsibilities

UI/UX Focus (60%)

• Design and implement modern, responsive user interfaces using React, NextJS, or Blazor.
• Create wireframes, mockups, and prototypes using tools such as Figma to demo solutions to business stakeholders.
• Ensure high-quality user experiences, accessibility, and performance across applications.
• Collaborate with business analysts and product owners to translate user stories into intuitive, functional designs.
• Participate in usability testing and iterate on feedback to improve interface quality.

Full Stack / Backend Focus (40%)

• Develop, test, and maintain microservices and backend APIs using C#, .NET 8, Python, and RESTful Web APIs.
• Implement integration and unit tests as part of the development process.
• Contribute to DevOps practices including CI/CD pipelines, containerization (Docker/Kubernetes), and cloud deployment (Azure/AWS).
• Support production systems and troubleshoot technical issues when needed.

Agile Collaboration

• Participate in Scrum ceremonies and contribute to planning, stand-ups, reviews, and retrospectives.
• Work closely with cross-functional teams to achieve project goals and milestones.
• Act as a problem solver and team player, balancing multiple priorities in a fast-paced environment.

Skills & Expertise

• Strong hands-on experience in UI/UX development with React, NextJS, or Blazor.
• Proficient in wireframing and prototyping tools (Figma, Adobe XD, or similar).
• Solid experience in full-stack development using C#, .NET 8, Python, RESTful APIs, and microservices architecture.
• Familiarity with cloud platforms (Azure or AWS) and containerization technologies.
• Experience with databases (SQL Server, AWS RDS, MongoDB or other NoSQL).
• Knowledge of DevOps tools such as Azure DevOps, Jenkins, or Octopus for CI/CD.
• Understanding of Agile methodologies and collaborative software development practices.
• Bonus: experience in financial services or familiarity with trading systems, FIX protocol, or FX products.