Job Vacancy Principal Technical Lead

United Kingdom

CGI

Job position Principal Technical Lead

Permanent

As soon as possible

United Kingdom

Published on 19/05/2026

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At CGI, we deliver secure, scalable digital services that support some of the UK’s most important public sector organisations. As a Principal Technical Lead within one of our key UK Government programmes, you’ll provide strategic engineering leadership across multiple high-performing product teams delivering critical digital justice services. You’ll help shape the future of complex cloud-based platforms while guiding the adoption of modern engineering and AI-enabled capabilities that improve service quality, operational efficiency, and user outcomes. Working in a highly collaborative environment, you’ll influence technical direction, mentor senior engineering leaders, and drive innovation across large-scale public sector transformation programmes that make a meaningful difference to citizens nationwide.

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go.

Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position.

Candidate profile

In this role, you will provide senior technical leadership across multiple product teams supporting complex digital services within the programme. You’ll mentor Technical Leads and senior engineers, ensuring teams deliver secure, scalable, and high-quality solutions aligned with modern engineering standards and long-term platform strategy. Working closely with architects, delivery managers, and product leaders, you’ll help shape technical direction while ensuring practical and effective implementation across a complex technology estate.

You’ll also play a key role in identifying opportunities to introduce AI-enabled capabilities and AI-assisted engineering practices that improve productivity, delivery confidence, and service outcomes. Alongside hands-on technical leadership, you’ll foster collaboration, continuous improvement, and engineering excellence across the wider programme.

Key responsibilities

• Lead & Mentor Technical Leads and senior engineering teams across multiple product areas

• Drive & Improve engineering quality, secure development practices, and DevOps standards

• Review & Guide complex technical implementations across distributed cloud platforms

• Collaborate & Align with architects, delivery managers, and product teams on strategic technical direction

• Support & Enable AI-assisted engineering practices and AI-enabled service capabilities

• Manage & Mitigate technical dependencies, risks, and delivery challenges across teams

• Contribute & Support proof-of-concept initiatives, innovation activities, and emerging technologies

• Foster & Develop high-performing engineering cultures through coaching and leadership

• Support & Influence recruitment, onboarding, and capability development across the programme

Required qualifications to be successful in this role

To succeed in this role, you’ll bring extensive experience leading engineering teams within large-scale, complex digital delivery environments. You should have deep technical expertise across modern cloud-native engineering practices, strong stakeholder engagement skills, and the ability to mentor and influence technical leaders across multiple teams. Experience with AI-assisted engineering practices and highly regulated public sector environments will be highly beneficial.

Essential qualifications

• Significant experience leading engineering teams and mentoring Technical Leads

• Strong programming expertise in Java, Angular, Node.js, and Express.js

• Experience building and supporting distributed systems and microservices architectures

• Strong knowledge of Azure cloud technologies including AKS, Azure Service Bus, and Application Insights

• Experience working with PostgreSQL and modern application development practices

• Strong understanding of DevOps, CI/CD pipelines, Git, Jenkins, and Terraform

• Ability to review, challenge, and guide complex technical implementations

• Experience working within regulated or public sector digital environments

• Strong communication, stakeholder engagement, and technical leadership skills

• Experience with AI-assisted engineering tools or AI-enabled software capabilities desirable

• Understanding of responsible AI principles and governance considerations desirable

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Working environment

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our team—one of the largest IT and business consulting services firms in the world.

Discover CGI

London, England, United Kingdom

> 1000 employees

IT services

We are a global business with 91,500 professionals across hundreds of locations worldwide, providing end-to-end IT and business process services that drive our clients’ businesses. In the UK alone, we have around 6,000 member-partners working across 19 towns and cities, doing everything from writing complex code to designing sophisticated software solutions. The work we do powers some of the most ambitious projects that touch the lives of many. Our approach sets us apart, characterised by our proximity model, international presence, expertise, and operational excellence. We organise our operations within metro markets where our clients have concentrated footprints, empowering our local teams to build trusted, in-person relationships. As you build your career here, you’ll develop your skills, share your insights, and work side-by-side with colleagues and clients on innovative solutions that address the most complex issues. Our commitment to ownership, flexibility, and being approachable makes us easy to do business with. Join us, and together, as owners, let’s turn meaningful insights into action to meet the needs and balance the interests of our clients, shareholders, communities, and each other. Benefits: - Insurance coverage - Medical benefits - Pension plan - Member Assistant Programme - Check4Cancer - Flexible time off - Share Purchase Plan - Member discounts - Dental benefits - Vision benefits - Profit Participation Plan - Health and Wellbeing Programme

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Principal Technical Lead

CGI