Principal Software EngineerManchester City Centre (2 days onsite)Up to £110,000 + 20% bonus + Car Allowance.The OpportunityThis is a high-impact Principal role within a large-scale enterprise SaaS environment undergoing a significant platform transformation.The business is re-architecting its core systems from the ground up — moving away from legacy constraints into a modern, cloud-native, event-driven platform designed for scale, resilience, and long-term growth.You’ll play a key role in shaping that journey.The RoleThis is a hands-on technical leadership position. You’ll be expected to lead from the front — setting engineering standards, influencing architecture, and working closely with teams across the business.You will:Lead the design and development of modern distributed systemsDrive adoption of microservices and event-driven architectureMentor and guide engineers across multiple teamsWork closely with Architecture, Data, and Platform functionsInfluence technical direction and long-term engineering strategyContribute directly to code where it mattersTechnology.NET / C# (essential)Modern .NET (Core / .NET 8+)AWS (EKS, ECS, Lambda)Docker / KubernetesTerraform (Infrastructure as Code)Event-driven architecture (SNS/SQS/EventBridge or similar)SQL and NoSQL data storesCI/CD (GitHub Actions or similar)What They’re Looking ForStrong hands-on background in .NET engineeringExperience designing scalable, distributed systemsProven ability to operate at Principal or Staff levelComfortable influencing across engineering and leadership teamsExperience working in modern cloud environmentsA pragmatic approach to solving complex technical problemsWhy This RoleGenuine ownership of technical directionOpportunity to shape a modern platform at scaleWork alongside strong engineering and product teamsComplex, meaningful engineering challengesClear progression and long-term impactLocationManchester City Centre – 2 days per week onsite is a firm requirement.