Principal Developer

e.surv Chartered Surveyors; United Kingdom; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

e.surv Chartered Surveyors is seeking a Principal Developer to lead the design, development and delivery of cloud-native software across services and APIs. You will mentor teams, own technical delivery and ensure security‑minded DevSecOps practices while staying hands‑on technically.

You will drive architecture decisions and build enterprise apps using Python, Django, Flask and React.js, delivering secure REST APIs and scalable data solutions in a hybrid remote setup across the UK.

Qualifications

• 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.

Responsibilities

• Lead solution design, technical decisions, and development teams.
• 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.

Skills

Python development

Architecture & design

AI in development

Django/Flask/React/SQL

API-first architectures

Performance optimisation

Docker containerisation

DevSecOps CI/CD

Agile Scrum leadership

Communication & documentation

Tools

Azure DevOps

Azure Container Registry

PostgreSQL

SQL Server

Job description

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Principal Developer - Remote, UK

Remote, UK Permanent Full-Time Hybrid JobID 1524 Apply for Job

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The opportunity

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.

Role responsibilities

• Lead solution design, technical decisions, and development teams.
• 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.

Essential skills

• 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.