Python Engineer

Join us at Barclays as a Python Engineer to design and build intelligent, end-to-end automation solutions across our technology landscape, working comfortably within a regulated enterprise environment. You will develop backend services, cloud-native infrastructure, and modern React UIs—leveraging AWS, Python, Docker, and AI-assisted development—while collaborating closely with stakeholders to translate complex problems into pragmatic solutions.

To be successful as a Python Engineer , you should have experience with:

• Strong hands on experience with Python for backend development or automation.
• Proven experience working with AWS cloud services (e.g. Lambda, EC2, S3, API Gateway).
• Solid knowledge of Docker and container based delivery.
• Experience building front end applications using React (or equivalent modern JavaScript frameworks).

Some other highly valued skills may include:

• Experience working in Linux environments, including basic shell scripting.
• Exposure to AI related tooling (e.g. AI code assistants, basic LLM or API integrations).
• Familiarity with CI/CD pipelines and Dev Ops practices.

You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills.

This role is based in Northampton.

To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues.

• Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance.
• Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives.
• Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.
• Stay informed of industry technology trends and innovations and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth.
• Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.
• Implementation of effective unit testing practices to ensure proper code design, readability, and reliability.

• To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions.
• Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes
• If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others.
• OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/…