Senior Full Stack Developer

As a Senior Full Stack Developer, you'll be instrumental in shaping and evolving the core products within our technology ecosystem. Operating in a cloud-native environment, you'll deliver robust, high-quality solutions across the full technology stack, including front-end and back-end development, APIs, and data integrations, while promoting engineering best practices and technical excellence.

You'll work closely with Product and Platform teams to create secure, scalable, and intuitive applications that underpin the organisation's technology-driven transformation.

What will you be doing?

• Design, build, and support full-stack applications across UI, back-end services, APIs, and data workflows.
• Lead features end-to-end from technical design and architecture through to build, test, and deployment.
• Produce clean, maintainable, and well-tested code using modern engineering practices and design patterns.
• Work closely with Platform and DevOps teams to enable reliable deployments, observability, and CI/CD integration.
• Maintain high standards of code quality, championing code reviews, test automation, and continuous improvement.
• Create and maintain technical designs, contributing to shared engineering documentation and standards.
• Actively contribute within an Agile/Scrum team, supporting planning, estimation, and delivery.
• Troubleshoot and resolve complex technical issues using logs, metrics, and monitoring tools.
• Influence architectural decisions and the ongoing evolution of platforms and services.
• Mentor junior engineers, sharing knowledge and raising standards across the team.

• Proven experience as a full stack engineer within cloud native or SaaS environments.

• Proven expertise in modern front-end frameworks, preferably React, with a strong focus on component-based architecture.

• Solid hands-on experience with back-end languages and frameworks, ideally Python.

• Strong understanding of RESTful APIs, sound API design principles, and microservices architectures.

• Experience working with GCP or other major cloud providers, including integration with managed cloud services and databases.

• In-depth knowledge of CI/CD pipelines, version control systems, and automated release processes.

• Experience designing and optimising SQL and NoSQL databases with a focus on performance and scalability.

• Excellent debugging and problem-solving skills, leveraging logs, metrics, traces, and profiling tools.

• Strong communication skills with the ability to collaborate effectively across teams.

Desirable:

• Strong grasp of testing strategies and tooling, including unit, integration, and end-to-end testing.
• Good understanding of secure coding practices and platform-level security considerations.
• Familiarity with containerisation and orchestration technologies such as Docker, Cloud Run, and Kubernetes.

• Competitive salary.
• 25 days annual leave with the option to purchase 5 more.
• Enjoy your birthday off, plus receive an additional 3 days of annual leave once you reach 5 years of service.
• Access to wellbeing and mental health benefits such as the Calm app, personal medical, critical illness cover and dental insurance, plus many more.
• Matched pension contribution up to 10%
• Access to our car benefit scheme
• Access to our online learning platform to continue to develop and grow your career with us
• The chance to join an innovative, fast-paced and passionate team

Liberty Blume, a Liberty Global company, is a rapidly growing business services provider, specialising in tech-enabled back-office solutions. Our mission is to deliver efficiency, scale and value to our customers through Business, Procurement and Financial Solutions. If you're curious, customer centric and enjoy being one step ahead, join us on our scale up journey and unlock your freedom to grow! Liberty Global is an equal opportunity employer, committed to an inclusive environment and accommodating all candidates. We're eager to hear from you, no matter your background.