Lead Software Engineer
Intec Select Ltd • Billingsgate, City and County of the City of London • Posted July 03, 2026
About the Role
AI Tech Lead / Senior Software Engineer / Software Architect
.NET | C# | Python | AI | Architecture | London (Hybrid) | Contract OR Permanent
Contract: £600 - £700 per day
Permanent Salary: £90,000 - £110,000
Location: London City (1-2 days per week)
Overview
We're working with a well-known global organisation embarking on a major transformation of one of its core business-critical platforms.
This is an opportunity to play a leading role in modernising a legacy product, improving its architecture, integrating it with wider enterprise systems, and introducing AI capabilities into both the product itself and the software development lifecycle.
Rather than a large-scale rewrite, the platform will be modernised incrementally, requiring someone who can balance strategic architectural thinking with hands-on engineering delivery. You'll help shape the future technical direction while remaining close to the code.
This role would suit an experienced Tech Lead...
.NET | C# | Python | AI | Architecture | London (Hybrid) | Contract OR Permanent
Contract: £600 - £700 per day
Permanent Salary: £90,000 - £110,000
Location: London City (1-2 days per week)
Overview
We're working with a well-known global organisation embarking on a major transformation of one of its core business-critical platforms.
This is an opportunity to play a leading role in modernising a legacy product, improving its architecture, integrating it with wider enterprise systems, and introducing AI capabilities into both the product itself and the software development lifecycle.
Rather than a large-scale rewrite, the platform will be modernised incrementally, requiring someone who can balance strategic architectural thinking with hands-on engineering delivery. You'll help shape the future technical direction while remaining close to the code.
This role would suit an experienced Tech Lead...