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Lead Engineer, Backend Developer, Software Architect

Job in Beaconsfield, Buckinghamshire, HP9, England, UK
Listing for: Cierti
Full Time position
Listed on 2026-09-03
Job specializations:
  • Software Development
    Backend Developer, Software Architect, DevOps, Cloud Engineer - Software
Salary/Wage Range or Industry Benchmark: 120000 - 160000 GBP Yearly GBP 120000.00 160000.00 YEAR
Job Description & How to Apply Below

Lead software Engineer – Python, C#, Backend, Integrations & AI-Driven Development

Hybrid

Build. Lead. Innovate.

We're looking for an exceptional Lead Engineer to join a forward-thinking technology team and play a pivotal role in shaping the future of enterprise systems, integrations, and software delivery. This is a hands-on leadership role where you'll combine deep technical expertise with architectural ownership, helping to build scalable platforms, modern integrations, and high-quality engineering practices. You'll remain close to the code whilst influencing technical direction across the business.

What

You'll Be Doing
  • Leading the design and development of backend services and integration platforms
  • Owning architecture across Microsoft Dynamics 365, internal systems, and third-party SaaS applications
  • Writing production-grade code and setting engineering standards
  • Mentoring and supporting engineers across Python and .NET ecosystems
  • Driving best practice across code quality, testing, CI/CD and technical delivery
  • Working closely with Product, QA and business stakeholders to translate requirements into scalable solutions
  • Championing the practical and responsible use of AI development tools to improve engineering velocity and quality
  • Making key architectural decisions that support business growth and operational excellence
Essential Experience
  • Proven experience in a Lead Engineer, Principal Engineer or Senior Engineering role
  • Deep hands-on expertise in Python and/or .NET
  • Strong background in backend engineering, APIs, integrations and event-driven architectures
  • Experience designing and building solutions across ERP platforms, ideally Dynamics 365
  • Strong SQL and data modelling expertise
  • Cloud experience across AWS and/or Azure
  • Practical Dev Ops knowledge including CI/CD and Infrastructure as Code
  • Ability to balance short-term delivery with long-term architectural strategy
  • Experience using modern AI coding tools to enhance software development
Why Join?

This is an opportunity to shape the engineering culture and technical direction of a growing organisation that values innovation, pragmatism and continuous improvement. You'll have the autonomy to influence architecture, adopt modern engineering practices, leverage AI tooling responsibly, and build solutions that make a tangible impact on business performance. If you're someone who enjoys solving complex technical challenges while helping engineers do their best work, then this could be for you

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