Backend Python Engineer – AWS & APIs

One HealthTech; Greater London; Hybrid; GBP 66,000 - 81,000; Full time

Benefits offered by this job

Generous leave – 30 days + holidays +远

Remote working abroad (up to 30 days)

Pension & Life Assurance

Learning budgets & subscriptions

Recognition & rewards

Health & wellbeing benefits

Job summary

Genomics England is seeking an experienced Backend Software Engineer (Python) to design and develop scalable backend services, REST APIs and cloud-native applications on AWS. You will work across databases, microservices and identity management solutions to deliver secure, reliable platforms that support genomic testing and national-scale research.

You will join the Interpretation Portal (IP) team, contributing to the Decision Support System (DSS) within Healthcare Genomics Service.

Qualifications

• Experience designing scalable backend services in Python.
• Experience with AWS services and microservice architectures.
• Proficiency with relational databases and SQL (Postgres preferred).
• Experience building RESTful APIs and integrating with external systems.
• Identity management integrations (e.g., Okta).
• Familiarity with agile methodologies and test-driven development.

Responsibilities

• Backend development and feature ownership.
• Lead feature development across the team.
• Design, develop and maintain scalable Python software and REST APIs.
• Maintain AWS resources and identity management integrations (Okta).
• Contribute to testing and automation frameworks.
• Collaborate with front-end, QA and Platform Engineers.

Skills

Python

AWS

SQL / Postgres

REST APIs

Identity providers (Okta)

Agile / TDD

Code review

Education

BSc in Computer Science or equivalent experience

Tools

GitLab

Confluence

Jira

Okta / IdP tooling

Job description

Genomics England is seeking an experienced Backend Software Engineer (Python) to design and develop scalable backend services, REST APIs and cloud-native applications on AWS. You will work across databases, microservices and identity management solutions to deliver secure, reliable platforms that support genomic testing and national-scale research.

You will join the Interpretation Portal (IP) team, contributing to the Decision Support System (DSS) within Healthcare Genomics Service.