5th May 2026
Senior Python Software Engineer
Engineering
East Anglia - Hertfordshire
£70,000 - £75,000 per annum + Excellent benefits
Senior Python Software Engineer
Watford, Hertfordshire (Hybrid)
£70,000 – £75,000 per annum + Excellent benefits
On behalf of an industry Leading organisation, I am seeking a Senior Python Software Engineer to join a high-performing engineering function responsible for building reliable, scalable, and secure software products. This role suits someone who enjoys solving complex technical problems, shaping engineering standards, and contributing to a collaborative, inclusive environment.
The business is pleased to offer this role on a hybrid basis with a non-negotiable 3 days in office, therefore you must be within easy reach of their Watford-based offices.
Responsibilities:
- Collaborate closely with Engineering Leads, Solution Architects, Technical Programme Managers, and Principal Engineers.
- Provide technical guidance, insight, and mentorship to other engineers.
- Participate in peer reviews and offer constructive feedback.
- Support product stakeholders in shaping the roadmap.
- Contribute to best practices and engineering standards across the wider engineering organization.
- Participate in modern software development practices including pairing, code reviews, documentation reviews, testing, and continuous delivery.
- Translate requirements into implementable technical specifications and tasks.
- Maintain accurate and reliable technical documentation.
- Provide regular updates on progress, timelines, risks, and dependencies.
- Lead troubleshooting and incident resolution, including occasional out-of-hours support.
- Ensure unit tests are implemented and fit for purpose.
- Research and evaluate new technologies that could benefit the organisation.
- Design and develop high-quality Python software that meets complex business needs.
- Ensure code, documentation, and testing align with engineering standards.
- Deliver solutions that meet acceptance criteria, performance expectations, and operational reliability.
- Integrate products with monitoring and support tooling.
Experience/Skills required:
- Strong experience designing and building reliable software for large-scale or complex systems.
- Deep expertise in Python and familiarity with modern frameworks (eg, FastAPI, Django, Flask).
- Experience with cloud platforms, CI/CD pipelines, containerisation, and modern development tooling.
- Skilled in guiding others, influencing decisions, and communicating technical concerns clearly.
- Demonstrated commitment to high coding standards, TDD, and software quality assurance.
- Experience ensuring successful product changes through strong design practices and continuous learning.
Consultant - Brendan Connolly
Telephone: 0207 392 7512
Email: brendan.connolly@spencer-rose.com
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