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52 security clearance jobs found in London

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CGI
16 May, 2025
Full time
Cloud Engineer (DV Security Clearance)
CGI London, ENG, United Kingdom
Secure Innovation is part of CGI’s Space, Defence and Intelligence business unit, focused primarily on the delivery of contemporary and innovative technical solutions for the government agencies most challenging problems. Our teams work alongside our clients to help them understand how to exploit technologies to maintain competitive advantage. Our systems are engineered for performance, security, reliability and scalability; built with modern CI and CD tooling and techniques. We are currently looking for an experienced cloud infrastructure engineer to join our team – being able to think outside of the box to overcome technical challenges is essential! Your future duties and responsibilities The role offers fantastic opportunities to work on leading edge and bespoke technologies within an interesting and highly rewarding environment. We are heavily committed to developing our members and provide excellent learning and development opportunities to ensure that your knowledge and...
CGI
16 May, 2025
Full time
Account Director (DV Security Clearance)
CGI Reading, ENG, United Kingdom
The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. CGI was recognised in the Sunday Times Best Places to Work List 2024 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. 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...
CGI
16 May, 2025
Full time
C# Senior Software Engineer (Security Clearance)
CGI Reading, ENG, United Kingdom
The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. CGI was recognised in the Sunday Times Best Places to Work List 2024 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. 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...
CGI
16 May, 2025
Full time
Programme Manager (DV Security Clearance)
CGI Reading, ENG, United Kingdom
The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. CGI was recognised in the Sunday Times Best Places to Work List 2024 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. 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...
CGI
16 May, 2025
Full time
Pre-Sales Cloud Architect (DV Security Clearance)
CGI Reading, ENG, United Kingdom
The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. CGI was recognised in the Sunday Times Best Places to Work List 2024 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. 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...
CGI
16 May, 2025
Full time
Senior Delivery Manager (High Level Security Clearance)
CGI Reading, ENG, United Kingdom
The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. CGI was recognised in the Sunday Times Best Places to Work List 2024 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. 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...
CGI
16 May, 2025
Full time
DevOps Engineer (DV Security Clearance)
CGI London, ENG, United Kingdom
CGI’s Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a DevOps Engineer to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive. Please note, due to the highly secure nature of...
CGI
16 May, 2025
Full time
Project Manager (DV Security Clearance)
CGI London, ENG, United Kingdom
CGI’s Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a Project Manager to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive. Please note, due to the highly secure nature of...
CGI
16 May, 2025
Full time
Technical Architect (DV Security Clearance)
CGI London, ENG, United Kingdom
CGI’s Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government agencies. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a Technical Architect to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive. Please note, due to the highly...
CGI
16 May, 2025
Full time
Linux Administrator (DV Security Clearance)
CGI London, ENG, United Kingdom
CGI’s Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government agencies. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a Linux Admin to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive. Please note, due to the highly secure...
CGI
16 May, 2025
Full time
Data Architect (DV Security Clearance)
CGI London, ENG, United Kingdom
CGI’s Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government agencies. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a Data Architect to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive. Please note, due to the highly secure...
TETRA TECH
20 Mar, 2026
Permanent
Senior Building Surveyor - Asset & Condition Surveys
TETRA TECH London, UK
A leading consultancy firm in England is looking for a Chartered Building Surveyor. The role involves conducting diverse asset and condition surveys and preparing tender documentation. Applicants should be degree qualified, possess building surveying experience, and demonstrate the ability to work both independently and as part of a team. The company advocates for continuous professional development and offers a supportive environment with a focus on collaboration. This role requires a clean driving license and relevant security clearance.
BAE Systems
19 Mar, 2026
DevOps Engineer
BAE Systems London, UK
  Location(s): UK, Europe & Africa : UK : London || UK, Europe & Africa : UK : Guildford || UK, Europe & Africa : UK : Leeds    BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.   DevOps Engineer   We are looking for experienced DevOps Engineers to join our teams following continuous growth and success in the UK Defence sector. Our people are what differentiates us, they are resourceful, innovative and dedicated. We have a mix of generalists and specialists and recognise that this diversity contributes to our success. We recognise the benefits of forming teams from a mix of disciplines, which allows us to come up with cutting edge, high quality solutions.   What...
BAE Systems
19 Mar, 2026
Security Consultant
BAE Systems London, UK
  Location(s): UK, Europe & Africa : UK : London || UK, Europe & Africa : UK : Guildford || UK, Europe & Africa : UK : Leeds    BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.       Security Consultant   BAE Systems are seeking an experienced Security Consultant to join our growing security capability. Roles at BAE consist of delivery of high-quality security consulting services across a diverse range of high profile clients and customers. Successful candidates will work closely with technical teams, business leaders, and specialists within both BAE Systems and our client organisations, to identify risks, design effective security solutions and support implementation of robust...
BAE Systems
17 Mar, 2026
AWS Solution Architect
BAE Systems London, UK
      BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.     Job Title: AWS Solution Architect Requisition ID: 121529 Location: London/Manchester/Leeds – We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.  Grade: GG11 – GG13 Referral Bonus: £5,000   As an AWS Solution Architect you will be working with our customers to define and architect the functional blocks of AWS to support their Cloud adoption journey and beyond. This is a key role working closely with the customer. You will elicit customer requirements for cloud adoption and Cloud-native architectures, understanding the current eco system and how the...
BAE Systems
17 Mar, 2026
Data Consultant
BAE Systems London, UK
  Location(s): UK, Europe & Africa : UK : London    BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.   Job specification London.  Full time.  Job Description The role holder:  Defines and delivers a client’s information management and exploitation strategy to transform the way an organisation derives value from its data assets, whilst securing and managing them appropriately. The Data Consultant has expertise in data exploitation, data solutions, data management, problem solving and business consulting and analysis. This puts them in a position to advise client organisations on data-driven transformation. The Data Consultant focuses on the people, process, business change,...
BAE Systems
10 Mar, 2026
Solution Architect
BAE Systems London, UK
  Location(s): UK, Europe & Africa : UK : London || UK, Europe & Africa : UK : Guildford || UK, Europe & Africa : UK : Leeds    BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.   Solution Architect   Job Summary   BAE Systems Applied Intelligence has a number of opportunities for creative problem-solvers, to play a decisive role in a wide variety of exciting projects. As a Solution Architect you will take ownership for the solution elements of major opportunities and delivery programmes and manage the solution design process for initial concepts through to end of life.   Key Responsibilities   Shaping and driving solution thinking for complex bids and...
BAE Systems
06 Mar, 2026
NSL – Operational Cyber Researcher
BAE Systems London, UK
  Location(s): UK, Europe & Africa : UK : London    BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments. Operational Cyber Researcher Job Title:   Operational Cyber Researcher Job City:  London Operational Cyber Group is a team of industry-leading experts in high-assurance development, research, reverse engineering, and vulnerability research. With a focus on National Security, we work on some of the country’s toughest challenges. Our people provide mission-changing capability for our customers across a wide variety of platforms and technologies. We are looking for experienced Researchers that can investigate a wide range of systems and technologies with a focus on discovering and...
SL
06 Mar, 2026
Permanent
Principal Consultant - Programme Advisory
Snc-Lavalin London, UK
Principal Consultant - Programme Advisory page is loaded Principal Consultant - Programme Advisorylocations: GB.London.Nova Northtime type: Full timeposted on: Posted Yesterdayjob requisition id: R-147878 Job Description OverviewWe're AtkinsRéalis, a world-leading design, engineering, and project management organisation. We connect people, data, and technology to transform the world's infrastructure and energy systems.Become a vital member of our Delivery Partner team, proudly taking on some of the world's most exciting and prestigious programmes such as Hinkley Point C, Sizewell C, High Speed 2 and Heathrow. Join us, and you'll be part of our genuinely collaborative environment, where everyone is supported to make the most of their talents. It's about recognising everyone's contributions equally while delivering excellence together.Our Programme Advisory Team:Last year the Programme Advisory team was one of the fastest-growing business practices, driven by our success in the...
BAE Systems
05 Mar, 2026
NSL – Operational Cyber Vulnerability Researcher
BAE Systems London, UK
  Location(s): UK, Europe & Africa : UK : London    BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments. Operational Cyber Vulnerability Researcher Job City:  London Operational Cyber Group is a team of industry-leading experts in high-assurance development, research, reverse engineering, and vulnerability research. With a focus on National Security, we work on some of the country’s toughest challenges. Our people provide mission-changing capability for our customers across a wide variety of platforms and technologies. We are looking for experienced Vulnerability Researchers and Reverse Engineers who want to have a meaningful and tangible impact on the National Security of the UK. Whether...
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