Lead Developer

Triumph Consultants Ltd; City Of London; Hybrid; GBP 92,000 - 148,000; Full time

Job summary

Triumph Consultants Ltd. in London seeks an experienced Lead Developer to provide hands-on technical leadership within a multidisciplinary delivery team, delivering secure and maintainable digital applications and services.

You will lead technical delivery, stay hands-on in development, guide decisions and mentor developers to ensure solutions meet user needs and adhere to modern engineering standards.

Qualifications

• Hands-on developer with leadership skills and modern .NET stack.
• Experience in Agile, multidisciplinary delivery teams.
• Proven ability to design secure, scalable software.

Responsibilities

• Lead and coordinate development teams to deliver new applications and enhancements.
• Design, develop and review secure, scalable software solutions.
• Provide technical guidance, coaching and mentoring to developers.
• Drive CI/CD, testing and performance improvements.
• Collaborate with architects, DevOps, product teams and stakeholders.

Skills

C#

.NET

ASP.NET

Web development

REST APIs

SQL Server

Git

CI/CD

Frontend frameworks

Angular/React/Vue

Leadership

System design

Security

Agile

Job description

Role: Lead Developer
Ref:8332
Pay Rate: Competitive Market day PAYE rate, with flexible holiday pay
IR35: Inside
Hours: 37 hours per week
Length of Contract: 6 months
Location: Central London
Working Arrangements: 2 days on site per week 3 WFH

Lead Developer

Contract Opportunity

We are seeking an experienced Lead Developer to provide hands‑on technical leadership within a multidisciplinary delivery team, delivering high‑quality, secure and maintainable digital applications and services.

You will lead technical delivery, remain actively involved in development, guide technical decisions and mentor developers, ensuring solutions meet user needs and follow modern engineering standards.

The Ideal Candidate

A hands‑on technical leader who combines strong development skills with the ability to lead teams, make sound technical decisions and deliver high‑quality software. Experience in complex or regulated environments and modern engineering practices would be advantageous.

Key Responsibilities

Lead and coordinate development teams to deliver new applications and enhancements to existing systems. Design, develop and review secure, scalable and maintainable software solutions. Provide technical guidance, coaching and mentoring to developers. Ensure high standards of code quality, testing, security and performance. Collaborate with architects, DevOps, product teams and stakeholders. Drive improvements in automated testing, CI/CD, API integration, reusable components and developer tooling.

Essential Skills & Experience

Strong hands‑on experience with C#, modern .NET, ASP.NET and web application development. Experience with .NET Core/.NET Framework, RESTful APIs, SQL Server, Git and CI/CD pipelines. Knowledge of modern frontend frameworks such as Angular, React or Vue. Proven experience leading technical teams and delivering packages of work. Strong systems design skills, with a focus on security, integration, performance and maintainability. Experience working in agile, multidisciplinary delivery teams.