Senior Python Backend Engineer — AWS & APIs (Hybrid)

Abundant Code; Greater London; Hybrid; GBP 66,000 - 81,000; Full time

Benefits offered by this job

Defined contribution pension (double-m

Job summary

Genomics England is seeking a Backend Software Engineer – Python to join our growing team in London, with hybrid work options. You will own backend services, design scalable APIs, and help drive cloud-based solutions that support national genomic research initiatives.

You’ll work with AWS, PostgreSQL and microservices, collaborating with front-end and QA colleagues to deliver secure, reliable platforms. We value proactive problem solving and modern development practices.

Qualifications

• Python: expertise in developing scalable solutions.
• AWS and architecture: familiarity with IAM and microservices.
• PostgreSQL: experience with relational databases and SQL.
• REST APIs: designing, developing and consuming APIs.
• Identity providers: Okta or similar IdPs integration.
• Development practices: agile methodologies and TDD.
• Teamwork and problem solving: proactive and collaborative.

Responsibilities

• Lead feature development across the team.
• Design and develop scalable Python software.
• Create and maintain REST APIs for internal and external use.
• Design AWS resources and ensure reliability.
• Collaborate with front-end, QA and Platform Engineers.
• Support identity management integrations (IdPs).

Skills

Python

AWS

SQL / PostgreSQL

REST APIs

Okta / IdP integration

Agile / TDD

Team collaboration

Education

BSc in Computer Science

Tools

GitLab

Confluence

Jira

Okta

AWS IAM

Job description

Genomics England is seeking a Backend Software Engineer – Python to join our growing team in London, with hybrid work options. You will own backend services, design scalable APIs, and help drive cloud-based solutions that support national genomic research initiatives.

You’ll work with AWS, PostgreSQL and microservices, collaborating with front-end and QA colleagues to deliver secure, reliable platforms. We value proactive problem solving and modern development practices.