Python Software Engineer

Cognizant — United Kingdom · Posted ~1 day ago

Senior

Skills

Python FastAPI or Flask Serverless architecture Third-party API integration Software deployment Application monitoring Secure software development Data protection Access control Agile development FastAPI Flask Serverless React Next.js WebSockets OAuth JWT

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Summary

Develop secure and scalable serverless applications using Python while collaborating with frontend engineers, architects, product teams, and domain stakeholders. The role emphasizes maintainable code, API integration, automated testing, accessibility, security, reliability, and continuous improvement.

Highlights

Opportunity to build secure, scalable digital services with strong engineering standards, cross-functional collaboration, automated testing, and meaningful impact in a regulated environment.

Description

We are looking for a talented Python Engineer with around 5 years of hands‑on experience building high‑quality, scalable server less applications. You will work closely with the Lead Engineer to design, build, and enhance the Digital Onboarding Service (DOS) used across the NHS API Platform. This role is ideal for someone who is strong in Python, confident working with architects and APIs, and comfortable delivering features within an Agile delivery team. Responsibilities Develop high quality, secure, and maintainable features for the NHS Digital Onboarding Service using Python on the backend in a server less architecture with a NextJS/React client frontend.Work closely with the Lead React Engineer to implement technical designs, architectural patterns, and coding standards.Collaborate with product managers, designers, and NHS stakeholders to translate requirements into technical solutions.Ensure the service meets NHS Digital standards for accessibility, clinical safety, security, and data protection.Work within established development and release processes to ensure high-quality software delivery. Contribute to code quality, automated testing, and system reliability improvements.Participate in code reviews, technical discussions, and crossteam collaboration.Support troubleshooting, debugging, and resolving system issues across the stack.Contribute to documentation, knowledge sharing, and continuous improvement within the engineering team. Requirements 5+ years professional software engineering experience.Strong commercial experience with Python using either FastAPI or FlaskSolid hands-on experience with server less deployment and architecture patternsExperience integrating with third party APIsBasic understanding of software deployment processes, application monitoring, and environment management. Deep DevOps, infrastructure, or CI/CD engineering experience is not required.Experience working in secure or regulated environments (e.g., healthcare, finance, government) is beneficial.Understanding of data protection, access control, and secure software development practices. Nice-to-Have Skills Experience with React/NextJSExperience with automated testingExposure to WebSockets or real-time data patterns.Familiarity with modern authentication approaches: OAuth, JWT