Senior Software Developer at Once For All Once For All is a high-growth, cloud-based SaaS subscription business helping customers manage supply chain governance, risk, and compliance. We serve 250k+ customers across the UK in 20+ sectors, including construction, transport, retail, hospitality, education, property management, manufacturing, and government. About the Role Join our rapidly growing Development team (10 Agile SCRUM teams) building and scaling a suite of microservices-based applications on Microsoft Azure. You’ll play a critical role in the design, implementation, and innovation of Once For All’s next-generation Supplier Risk Assessment platform, ensuring scalability, security, and reliability. Responsibilities * Design, build, and maintain cloud-native microservices and APIs using C#, .NET, and SQL Server. * Lead the design and implementation of high-availability, high-scalability systems hosted on Azure. * Collaborate with product owners and stakeholders to translate requirements into technical solutions. * Champion clean code, object‑oriented design, and software engineering best practices. * Contribute to a DevOps culture: CI/CD pipelines, Git workflows, Docker, and Kubernetes. * Mentor and support developers through code reviews and technical guidance. * Stay ahead of emerging technologies (Cloud, Open Source, DevOps, API economy, Big Data) and bring innovation to the team. Qualifications * 5+ years commercial development experience (Computer Science/Engineering degree preferred). Required Skills * Strong C# and SQL Server expertise with a proven track record of delivering robust applications. * Solid experience with REST APIs and modern API design. * Proven background in scalable system design and high‑availability architectures. * Hands‑on experience with Microsoft Azure and cloud‑based infrastructure. * Strong problem‑solving and analytical skills with the ability to deliver under Agile methodologies. * Deep knowledge of object‑oriented programming, microservices, and message bus technologies. * Familiarity with DevOps practices: Git, build pipelines, Docker, Kubernetes. What We Offer * Health & Wellbeing: Private Medical Insurance or wellness fund, 24/7 Employee Assistance Programme. * Growth & Development: Ongoing CPD, team off‑sites, and company events. Job Details * Seniority level: Mid‑Senior level * Employment type: Full‑time * Job function: Information Technology #J-18808-Ljbffr
