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Who We Are
At Certn, we’re revolutionizing background screening with The World’s Easiest Background Check—fast, global, and powered by tech. We’re not about outdated processes and red tape. We’re about innovation, speed, and impact. If you’re looking for a place where ownership, collaboration, and creativity thrive, this is it.
The Role:
We’re looking for an Intermediate .NET Engineer to join our Agile engineering team in UK. You’ll contribute to all facets of the software development lifecycle—design, coding, testing, deployments, and documentation—while providing technical leadership and mentorship to junior colleagues. Your mission: deliver robust, high-quality .NET-based solutions that exceed customer expectations and align with Certn’s technical standards and architecture.
What you will be doing:
Full-Stack .NET Development: Own feature development end-to-end, write C# code, and unit tests to maintain high availability and reliability.
System Observability & Reliability: Ensure our deployed services are instrumented, monitored, and bulletproof in production. Participate in a shared on-call rotation to support critical services and ensure platform reliability during and outside business hours
Documentation & Architecture: Produce clear, high-level architecture diagrams, sequence flows, and risk assessments so everyone knows the “why” behind your code.
Rapid Bug Resolution: Jump on critical bugs, diagnose issues in record time, and unblock customers with lightning-fast fixes.
What You Bring to the Table:
.NET Mastery: Comfortable with C# and the .NET ecosystem, with hands-on experience delivering SaaS software and deploying to Production.
REST API Insight: Solid understanding of REST principles, authentication/authorization, and best practices.
Database Savvy: Deep knowledge of relational databases—schema design, query optimization, and data modeling.
Collaborative Mindset: Excellent written and verbal communication; you thrive working cross-functionally with product managers, UX designers, and other engineers..
Proven Track Record: Demonstrated ability to deliver features end-to-end in an Agile environment, consistently meeting or exceeding expectations.
Azure Deployment Experience: Familiarity with deploying, configuring, and troubleshooting applications in Azure.
Mentorship Mojo: A natural at coaching and guiding less-experienced team members to success.
Why You Should be Excited:
Vacation Mode On: 4 weeks of paid vacation + additional health & wellness time off.
Health and Benefits: Comprehensive Package for you and your dependents.
Flex Life: Fully remote setup with a home-office allowance and flex stipend.
Growth Fuel: Budget to attend industry conferences, pursue certifications, or take advanced courses.
Impact & Ownership: Own critical system components that directly affect customer experience and platform stability.
Team Energy: Collaborate with passionate engineers who value craftsmanship, continuous improvement, and collective success.
A Little Bit More About Us
If you’re stoked by the chance to drive bold innovation, smash silos, and deliver world-class products, we want to hear from you. Let’s build something epic together
Certn is a growing global technology company that is looking to reinvent the way organizations build Trust in People with technology and AI-backed background checks. Having recently been named one of Canada’s Companies-to-Watch in Deloitte’s Technology Fast 50™ Awards, we are becoming one of the fastest-growing start-ups.
Just so you know… The selected candidate will be required to complete a background check. This means you will get to see first hand what we do (and trust us, we do it REALLY well)!
Certn takes pride in being an advocate for equal opportunities in the workplace. Our commitment is reflected in how we’re creating a workplace that’s respectful, inclusive, and free from barriers—a place where each member of our team can achieve their full potential. We firmly believe that the strength of our company is rooted in diversity, and we encourage every individual to bring their authentic selves to work. We extend a warm welcome to all qualified candidates and hope that you'll consider Certn as your preferred employer, where you can thrive and contribute to our collective success.
If you have a disability that requires accommodation during any stage of our recruitment process, please let us know how we can best assist you.
