3 days ago Be among the first 25 applicants SR2 | Socially Responsible Recruitment | Certified B Corporation™ provided pay range This range is provided by SR2 | Socially Responsible Recruitment | Certified B Corporation™. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from SR2 | Socially Responsible Recruitment | Certified B Corporation™ Senior Software Developer (Golang) | £550-600/day | Inside IR35 | SC Cleared | 6 month-contract We are seeking an experienced Senior Software Developer to join a highly skilled digital delivery team working on large-scale government transformation projects. You’ll be joining a multi-disciplinary environment where experimentation, collaboration, and continuous improvement are core to how the team operates. This role suits someone who is confident in their technical delivery, enjoys solving complex problems, and is passionate about improving user outcomes. You’ll work closely with designers, researchers, engineers, and product specialists to deliver high-quality, secure, user-centred digital services. Active SC clearance is required. Applicants without current SC cannot be considered. Key Responsibilities

Build high-quality digital services aligned with UK government service standards. Collaborate within Agile, multi-disciplinary teams (engineering, UX, research, product). Contribute to product discovery through observation, experimentation, and rapid feedback loops. Support continuous improvement with frequent releases and iterative delivery. Develop reliable, maintainable code and contribute to architecture discussions. Participate in code reviews, debugging, testing, and DevOps practices.

Essential Skills

Experience delivering digital services in Agile environments. Strong background working in product-led, user-research-driven teams. Comfortable operating in high-paced delivery environments with frequent releases. Experience working within DevOps-driven, collaborative teams.

Technical Skills

Strong experience building and debugging systems in Golang. Knowledge of Spring Boot. Front‑end experience with HTML, CSS, Bootstrap. Containerisation: Docker, Kubernetes. Build tools: Maven, Gradle, Ant. Version control: Git (branching, merging, release flows). Testing: TDD, JUnit, Mockito, Cypress. Good understanding of relational databases (MySQL, PostgreSQL), SQL scripting, stored procedures. Experience with functional test automation (API/UI test tools such as Cucumber, Nightwatch).

Nice‑to‑Have Skills

AWS cloud experience. Experience with BPMN workflow engines (Camunda, Activiti, Flowable). Experience using React, Angular or Vue.js. Container orchestration using RedHat OpenShift. Awareness of NCSC cloud security principles.

Clearance Requirements

Active SC clearance required. Candidates must have the right to work in the UK and at least 5 years of continuous UK residency.

Rate & Engagement

£550‑£600 per day Inside IR35 2 days a month on‑site 6 month initial contract

If you meet the essential requirements and you're interested in this opportunity – we’d still like to hear from you! Seniority level Mid‑Senior level Employment type Contract Job function Consulting Industries Technology, Information and Media Referrals increase your chances of interviewing at SR2 | Socially Responsible Recruitment | Certified B Corporation™ by 2x Get notified about new Senior Software Engineer jobs in London, England, United Kingdom. #J-18808-Ljbffr