Backend Engineer

32Co is disrupting the healthcare space. Our vision is to use technology to help all clinicians deliver the latest innovations in healthcare and improve the standard of care for millions of people.

We're an award-winning, Tier 1 VC backed Health Technology product solving a multi-billion dollar problem, with backing from the people behind Revolut, City Mapper and Depop. As we expand operations across the UK and further afield, our mission is gaining momentum.

The Role

We are seeking a highly skilled Senior Backend Engineer to support us with our exciting and innovative product roadmap looking ahead. The ideal candidate will have 4-6 years of hands-on experience with strong expertise in building scalable, reliable, and high-performing backend services using [protected info] (NestJS), MongoDB, and cloud-native/serverless technologies. You will work closely with cross-functional teams to design, develop, and optimise systems that handle high throughput and mission-critical workloads.

• Design, develop, and maintain backend services and APIs using [protected info] (NestJS framework).
• Build and optimise scalable data models and queries in MongoDB.
• Architect and implement serverless applications leveraging AWS Lambda and the Serverless Framework.
• Integrate and manage asynchronous workflows using Amazon SQS.
• Ensure performance, security, and reliability of distributed systems.
• Collaborate with frontend developers, product managers, and DevOps teams to deliver end-to-end features.
• Participate in code reviews, mentor junior engineers, and contribute to technical discussions/decisions.

• 4-6 years of professional software development experience with [protected info].
• Strong experience with the NestJS framework for building scalable APIs.
• Strong experience with MongoDB (schema design, aggregation, optimisation).
• Proven knowledge of AWS Lambda and Serverless architecture.
• Experience working with Amazon SQS for messaging and event-driven workflows.
• Familiarity with CI/CD pipelines, Git, and DevOps workflows.
• Strong problem-solving, debugging, and system design skills.
• Excellent communication and collaboration abilities.

• Opportunity to work on a health technology product solving a multi-billion dollar problem.
• Help develop interesting technology and solve meaningful problems with a very mission-driven group of individuals, passionate about helping healthcare professionals deliver better care. => Roadmap includes AI/ML, VR solutions to improve healthcare workflows
• Be part of a rapid growth journey from early on and recognise the additional possibilities that come with that (lots of opportunities for professional growth & career development).
• Competitive pay
• Be part of a collaborative and inclusive work environment with a culture of teamwork, innovation and creativity.
• Have access to the latest tools and technologies.
• Join a company seed-funded by top VCs with a multicultural, ambitious, multi-cultural high calibre team.