Senior Software Developer; Full Stack

About Scrumconnect Consulting

Scrumconnect Consulting is a multi-award-winning digital consultancy whose work has positively influenced the lives of over 40 million UK citizens. We deliver impactful technology solutions across UK government departments, working at the forefront of user-centred design, agile delivery, and scalable digital services that genuinely make a difference.

Visa sponsorship available for eligible candidates

Strong focus on work‑life balance with a flexible hybrid model (3 days onsite)

Be part of a collaborative, multidisciplinary agile environment alongside civil servants and industry experts

Based in Swansea, South Wales – three days per week on‑site

As a Senior Software Developer (Full Stack), you will play a key role within a blended agile squad, working on large‑scale digital services in an API‑first, cloud‑native environment.

You will design, build, and support secure, scalable applications using Java (Spring Boot) and React, contributing to the migration away from legacy systems while aligning with GDS Service Standards.

• Design, develop, and support full‑stack applications using Java Spring Boot and React
• Collaborate with Product Owners, Delivery Managers, Architects, and Analysts in agile squads
• Integrate APIs and support legacy system modernisation
• Ensure high availability, reliability, and performance of services
• Contribute to CI/CD pipelines, applying TDD/BDD practices
• Implement Secure by Design principles and address OWASP Top 10 risks
• Promote observability, monitoring, and incident management best practices
• Mentor team members and produce clear technical documentation

Strong experience as a Full Stack Developer in large‑scale or public sector environments

Expertise in Java, Spring Boot, and building API‑first microservices

Proficiency in React.js and accessible UI development (WCAG 2.2)

Experience with AWS cloud services (API Gateway, Lambda, S3, Dynamo

DB)

Solid understanding of Agile methodologies (Scrum/Kanban)

Experience across the full digital delivery lifecycle (Discovery → Live)

Knowledge of Dev Ops practices, Terraform, Docker/Kubernetes

Eligibility for SC Clearance – you do not need to hold clearance currently; we will support you through the process on appointment

Desirable Skills

• Experience with Node.js (Serverless) or Ruby on Rails
• Exposure to legacy modernisation (mainframe, AIX, Oracle)
• Integration experience with  services (Notify, Pay, One Login)
• Familiarity with GDS Service Standard and service assessments

• Backend:
  Java, Spring Boot, REST APIs, Microservices
• Frontend:
  React.js, HTML5, CSS3,  Frontend
• Cloud & Dev Ops: AWS, CI/CD, Terraform, Docker, Kubernetes
• Testing: TDD/BDD, JUnit, Selenium, Contract Testing
• Tools:
  Jira, Confluence, Git

• Competitive salary with annual review
• Company pension scheme
• Generous annual leave entitlement
• Critical illness cover
• Relocation support of £3,000 – £5,000
• Visa sponsorship for eligible candidates
• Access to learning and development resources
• A supportive, inclusive working environment

Scrumconnect Consulting is an equal opportunities employer. We are committed to building a diverse and inclusive team and welcome applications from all backgrounds, regardless of age, disability, gender, ethnicity, religion, or sexual orientation.