Senior Full Stack Developer

Overview

Senior Full Stack Developer role in Leeds. Hybrid work arrangement with two days in the office each week. You will design, build, and deliver high-quality solutions across the full technology stack in a cloud-native environment, collaborating with Product, Delivery, and Platform teams to enable secure, scalable, and user-focused applications.

• Design, develop, and maintain scalable full-stack applications across the front end, back end, APIs, and data integrations.
• Lead the end-to-end delivery of features from technical design and architecture through development, testing, and deployment.
• Produce clean, maintainable, and well-tested code following modern engineering standards, frameworks, and best practices.
• Partner with Platform and Dev Ops teams to enable reliable deployments, strong system observability, and efficient CI/CD processes.
• Champion code quality through peer reviews, automated testing, and a continuous improvement mindset.
• Create and maintain technical documentation, contributing to engineering standards and design principles across the team.
• Actively contribute within an Agile Scrum environment, supporting sprint planning, solution design, estimation, and delivery.
• Diagnose and resolve complex technical issues using logs, monitoring, metrics, and tracing tools.
• Influence technical direction and architectural decisions to shape the future of our platforms and products.
• Mentor and support less experienced engineers, sharing knowledge and promoting engineering excellence.

• Proven experience designing, building, and supporting full-stack applications within cloud-native and/or SaaS environments.
• Strong expertise in modern front-end frameworks, ideally React, and component-based development.
• Solid back-end development experience using C# and .NET frameworks.
• Strong understanding of RESTful APIs, API design best practices, and microservices architecture.
• Experience with Google Cloud Platform (GCP) or another major cloud provider, including managed services and database integrations.
• Strong knowledge of CI/CD pipelines, source control, and release automation practices.
• Experience implementing automated testing (unit, integration, and end-to-end).
• Strong understanding of SQL and No
  
  SQL databases, data modelling, and performance optimisation.
• Knowledge of secure coding practices and application security principles.
• Experience with containerisation technologies (e.g., Docker) and orchestration platforms (e.g., Cloud Run, Kubernetes).
• Strong debugging, troubleshooting, and problem-solving skills using logs, metrics, traces, and profiling tools.
• Excellent communication and stakeholder management skills to collaborate across engineering, platform, and delivery teams.

• Competitive salary + Bonus
• 25 days annual leave with option to purchase 5 more
• Birthday off plus 3 extra days after 5 years of service
• Wellbeing and mental health benefits (e.g., Calm app), medical, critical illness cover, dental insurance
• Matched pension contribution up to 10%
• Car benefit scheme
• Online learning platform for career development
• Opportunity to join an innovative, fast-paced team

Liberty Blume is a Liberty Global company, a rapidly growing business services provider specializing in tech-enabled back-office solutions. We are an equal opportunity employer and value diversity and inclusion. We invite candidates from all backgrounds to apply.