Lead Ruby Developer (Inside IR35)£500 per day UK-Based | Flexible Working Start: 23rd March 2026 Contract until 31st July 2026 Full-TimeWe''re hiring a Lead Ruby Developer to take ownership of a nationally used government digital service undergoing a major cloud migration and platform evolution.This is a critical backfill for a departing Tech Lead. We''re looking for someone who can step in quickly, provide stability, and drive delivery across architecture and engineering.The OpportunityYou''ll lead the technical direction of a live public-facing platform used across the UK. The service is currently migrating from Heroku to Azure while simultaneously delivering new feature enhancements and improving overall code quality.You will:Own technical architecture and deliveryLead and mentor a team of developersOversee migration from Heroku to AzureImplement new platform featuresImprove code quality and remove technical debtResolve CMS-related issuesAdvise stakeholders on content platform integrationsWork closely with product and non-technical teamsThis is a highly visible, business-critical programme.What We''re Looking ForStrong Ruby on Rails experience (Senior/Lead level)Proven Azure experienceExperience leading engineering teamsGDS delivery experience (Alpha, Beta, Live services)Strong communicator, comfortable advising senior stakeholdersAgile delivery backgroundExperience working within UK government digital standards (desirable)Contract DetailsInside IR35£500 per ..... full job details .....