Principal Developer

• Build enterprise applications using Python, Django, Flask, React.js and SQL.
• Develop secure REST APIs and integration services.
• Apply advanced Python development techniques and best practices.
• Design, administer, and optimise PostgreSQL and SQL Server databases.
• Establish coding standards and mentor developers.
• Design and maintain Azure DevOps pipelines.
• Implement automated build, test, and deployment processes.
• Manage containerised applications using Docker and Azure Container Registry (ACR).
• Oversee release management, environment governance, and deployment controls.

• Expert-level Python development skills.
• Strong architecture and solution design expertise.
• Use of AI to augment the development process.
• Extensive experience with Django, Flask and React.js and SQL.
• Strong understanding of API-first architectures.
• Proven ability in performance optimisation.
• Experience with Docker containerisation.
• Advanced DevSecOps, CI/CD and cloud-native application knowledge
• Experience leading Agile Scrum delivery teams.
• Excellent communication, stakeholder engagement and documentation skills.

Essentials Experience

• Significant commercial experience developing enterprise applications using Python.
• Experience with AI, machine learning or computer vision technologies.
• Proven experience designing and deploying production-grade web applications and APIs.
• Experience implementing DevSecOps practices within CI/CD pipelines.
• Experience deploying containerised applications to cloud environments.
• Demonstrable experience with:
• Unit testing
• Integration testing
• Functional testing
• Security testing
• Automated deployment pipelines
• Proven experience performing code reviews and maintaining coding standards.

Role values

• Delivering what we promise, when we promise it - Maintains focus on achieving and exceeding team targets through tenacity and dedication to the role.
• Putting our customers and their needs first - Demonstrates a quality work ethic, delivering results consistently and accurately and responding to requests respectfully, politely, and professionally at all times.
• Taking an honest approach to business - Is clear, accountable, reliable, knowledgeable, and direcListening, learning, and finding better ways to make a difference - Looks for opportunities to improve business processes by collaborating with others; is receptive to new ideas and offers solutions to challenges.

Trading since 1989, e.surv Chartered Surveyors is the UK's number one residential surveyor and the largest provider of property risk expertise and residential surveying services. To put it into numbers, we complete more than one property inspection every 12 seconds and employ over 600 surveyors from Land's End to John O'Groats and Northern Ireland. This gives us the flexibility to offer nationwide coverage combined with invaluable local knowledge. We're part of the LSL Property Services Group PLC, which includes household names Your Move and Reeds Rains as well as the mortgage network PRIMIS. We work with lenders, intermediaries, social housing entities and estate agents in addition to private customers Design, develop, secure, test, deploy and support modern software solutions, APIs, portals, automation services and cloud-native applications for use across e.surv and its clients. Act as a principal technical owner providing technical leadership, delivery oversight, contractor management, work package ownership and stakeholder reporting while remaining hands-on technically.