🗺️ Location: Alderley Park, Cheshire (Hybrid/Flexible)
About Venn
We are a fast-scaling SaaS business transforming how recruitment agencies and employer brands attract talent. Our powers high-performance websites for over 200 global clients.
As we scale, we need a hands-on Senior .Net Developer to scale our platform roadmap, ensuring our clients receive best in class recruitment and careers websites.
About the Role
We are seeking a Senior .NET Web Developer / Senior Backend Engineer (Lead) who excels in designing high‑performance backend systems while championing clean, maintainable, and high‑quality code. In this role, you’ll go beyond implementation—you will shape the technical direction of our backend ecosystem, ensuring every solution is scalable, secure, and built with precision.
If you’re a C# expert with a passion for SQL excellence, a meticulous eye for detail, and a commitment to engineering craftsmanship, we’d love to meet you.
The Core Mission
As our backend lead, you will guide the development of mission‑critical services that power the heart of our platform. You will balance clean architecture principles with the drive to ship reliable, high-quality software. Your impact will span everything from system-level architectural decisions down to the smallest nuances of code clarity, performance optimization, and database precision.
Key Responsibilities
Technical Leadership: Lead the design and development of robust backend services using C# and .NET, enforcing clean code principles, best practices, and attention to detail across the engineering team.
Code Quality & Craftsmanship: Establish and uphold coding standards focused on readability, maintainability, testability, and performance. Conduct thorough code reviews with a focus on correctness and clarity.
Data Stewardship: Own data-intensive systems end‑to‑end, serving as the expert in SQL schema design, query optimization, indexing strategies, and database performance in transactional environments.
Architectural Strategy: Define and evolve scalable, secure, and resilient backend architectures aligned with long-term product goals.
Technical Decision-Making: Evaluate trade-offs, manage complexity, and make informed decisions that balance delivery speed with code quality and architectural integrity.
Cross-Functional Collaboration: Work closely with Product, Frontend, and DevOps teams to ensure cohesive system design and smooth delivery pipelines.
What You Bring to the Table
Category | Requirements |
Core Languages | Expert-level proficiency in C# and .NET / .NET Core with strong emphasis on writing clean, maintainable, and well‑structured code. |
Data Mastery | Deep experience with SQL and high-throughput transactional systems, with strong focus on query performance and data integrity. |
Architecture | Solid experience in building REST APIs and working with service-oriented or microservices architectures. |
Infrastructure | Hands-on experience with Azure environments and familiarity with modern CI/CD practices. |
Mindset | A pragmatic approach grounded in Clean Architecture principles, attention to detail, and a passion for craftsmanship. |
Benefits & Perks
Stunning Workspace: Work from our interactive office at Alderley Park with access to forest walks and onsite gastropubs.
Work-Life Balance: Flexible working hours and hybrid home/office options.
Generous Leave: 25 days holiday (plus 1 day for every year of service) and a half-day off for your birthday.
Health & Wellbeing: Discounted onsite gym membership and healthcare cash plan through Simply Health.
Social Life: Frequent team nights out, quarterly office parties, and 4pm Friday beer fridge.