Senior Engineer, Platform (C#)
Description For Senior Engineer, Platform (C#)
Oak Engage is a rapidly growing SaaS company backed by NorthEdge investment, specializing in employee engagement and internal communication solutions. They serve major UK brands including Aldi, Five Guys, and ITV. The Senior Back-End Engineer role focuses on C#/.NET development, working on core platform services that power enterprise-level communication solutions. This position offers a unique opportunity to shape architecture and technical strategy while working with modern tech stack and methodologies. The role combines technical leadership with hands-on development, requiring expertise in API design, microservices, and scalable systems. Oak Engage offers a comprehensive benefits package including flexible working, health insurance, and generous leave policies. The company emphasizes diversity and inclusion, maintaining a collaborative culture while supporting both professional and personal growth. This role is perfect for experienced engineers looking to make a significant impact in a growing, mission-driven organization that's transforming workplace communication.
Responsibilities For Senior Engineer, Platform (C#)
- Design and develop robust back-end services and APIs using C# and .NET Core/.NET 6+
- Optimise system performance, security, and scalability for a growing customer base
- Guide architectural decisions around microservices, data storage, and integrations
- Collaborate with product and other stakeholders to shape Oak's technical strategy and roadmap
- Mentor junior engineers and contribute to technical best practices
- Drive automation, observability, and CI/CD maturity
Requirements For Senior Engineer, Platform (C#)
- 5+ years in back-end development with C#/.NET and experience at scale
- Deep understanding of software design patterns, systems architecture, and secure development
- Experience designing APIs with a strong focus on security and best practices
- Comfortable working with CI/CD pipelines, Docker, and cloud infrastructure; Azure experience is advantageous
- Experience working in agile environments with modern DevOps toolchains
- Strong communicator and technical collaborator
Benefits For Senior Engineer, Platform (C#)
- Flexible hybrid or remote working options
- Private health insurance, life insurance, and Employee Assistance Programme (EAP)
- Gym contribution and travel allowance
- Enhanced maternity, paternity, and discretionary leave
- Generous holiday policy (25 days + Bank Holidays + additional discretionary days)
- Regular team socials and a positive, collaborative culture
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