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50 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...
BAE Systems
19 Oct, 2026
Senior Data Engineer
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. .London.  Full time.  Job Description A Data Engineer's role is to work closely with clients to understand their requirements to process, store and serve data. An Engineer will commonly work alongside data architect, scientists and analyst to build and support data flows. They will apply concepts from software engineering and DevOps and use data tools from a large and varied data landscape to present and host datasets for downstream consumption. The scope and responsibilities of a data engineer are wide ranging and largely driven by the data maturity of the clients business. A clear...
BAE Systems
19 Oct, 2026
NSL- Project Manager
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 Description Are you passionate about working with cutting-edge technology and self-motivated to deliver innovative solutions to complex challenges as part of a team who help keep the UK safe?  Join BAE Systems Digital Intelligence as a Project Manager The successful applicant will be responsible for managing software engineering and system integration projects and managed services to support our clients in UK Government and Cyber Security.  They will have a successful track record of agile and waterfall delivery in a software engineering or technology systems integration setting and...
BAE Systems
19 Oct, 2026
Cloud Engineer
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. . Location – London Job Description Are you passionate about working with cutting-edge technology and self-motivated to find innovative solutions to complex challenges as part of a team who help keep the UK safe?  Join BAE Systems as an experienced AWS Developer. As a key member of a Software Engineering team, you’ll be working with our National Security Customers to build systems that support their core mission capabilities. You’ll work as part of empowered, autonomous DevOps teams with regular contact with end-users to flexibly and efficiently understand, design, develop, deploy...
BAE Systems
15 Oct, 2026
NSL- ML Engineer
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 Title Machine Learning Engineer Location London. Full-time. Job Description Are you passionate about cutting-edge AI and machine learning in digital services, and want to deliver positive real-world value to the UK? We are looking for a   ML Engineer to join our team and help solve a variety of interesting problems in the national security space. At BAE Systems Digital Intelligence, we work with a wide range of government customers, across defence, space, and government. In our national security AI team, we undertake a variety of projects covering exploratory research into...
NT
30 Sep, 2026
Permanent
SOC Analyst Programme
Newto Training London, UK
SOC Analyst Programme - No Experience Required This is a self-funded career programme with a guaranteed job on completion or 100% of your course fees back Train. Certify. Get Hired. Are you looking to start a career in Cyber Security but don't know where to begin? With cyber threats continuing to rise, organisations across the UK are actively investing in cyber security talent. Newto Training's Cyber Security Career Programme is designed to help aspiring professionals gain the qualifications, practical experience and support needed to secure their first role in the industry. Whether you're looking for a complete career change, returning to work, leaving the Armed Forces, or seeking a future-proof career, we'll help you build the skills employers need. Please note: this is a self-funded programme costing around £190 per month How Our Career Programme Works: Over 100 hours of live instructor-led online training delivered by experienced industry...
JC
29 Sep, 2026
Permanent
Blockchain Threat Intelligence VP - Detect & Defend
JPMorgan Chase & Co. London, UK
JPMorgan Chase & Co. seeks a Blockchain Intelligence Vice President to secure institutional blockchain infrastructure at scale, monitor on-chain activities, and implement detection capabilities for smart contracts and digital assets. You will lead threat intelligence, detection, incident response, and security operations, collaborating across teams to safeguard data and systems while driving continuous improvement.
BAE Systems
31 Jul, 2026
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...
BAE Systems
06 May, 2026
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. Cyber Vulnerability Researcher Location:  London (Southwark) These roles require 5 days/ week on site. We offer a range of flexible working arrangements – please speak to your recruiter about the options for this particular role.   Who we are Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow –...
BAE Systems
06 May, 2026
Senior Cyber Software Engineer/ Technical Lead
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 Title: Senior Cyber Software Engineer/ Technical Lead Location: London (Southwark) These roles require 5 days/ week on site. We offer a range of flexible working arrangements – please speak to your recruiter about the options for this particular role.   Who we are Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security...
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