79 security clearance jobs found in London

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...

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...

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...

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...

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...

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’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’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’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’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’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...

Role Overview Accenture is looking for an exceptional Network Security Lead to join the Network Infrastructure Engineering practice. This senior individual contributor and client leading role requires deep enterprise network security expertise combined with commercial instinct and communication skills to win trust at the highest levels of a client organisation. You will be the go to security authority within the network practice - the person clients call when they need to modernise their security architecture, navigate a compliance challenge, or respond to an evolving threat landscape. You will own relationships with a portfolio of blue chip enterprise clients, guiding them toward Zero Trust, SASE, and SSE adoption while shaping and delivering the work that follows. Key Responsibilities Client Relationship & Advisory Own and develop trusted senior relationships across a portfolio of blue chip enterprise clients, acting as their primary network security advisor within...

A leading consulting firm is seeking a Network Security Lead to guide enterprise clients in modernising their network security architecture. This role requires strong expertise in SASE, SSE, and Zero Trust strategies, as well as excellent communication skills to engage with clients at the highest levels. Responsibilities include managing client relationships, developing security proposals, and leveraging AI tools for efficiencies. The role is based in London and offers a chance to work with blue-chip clients in diverse industries.

Contribute to leading-edge security and resilience efforts, advancing protective strategies and propelling continuous improvement. As an Assessments & Exercises Vice President in the Penetration Testing team, you will contribute significantly to enhancing the firm's cybersecurity or resiliency posture by using industry-standard assessment methodologies and techniques to proactively identify risks and vulnerabilities in people, processes, and technology. As part of the team, your primary responsibility will be performing hands on penetration testing of some of JPMC's most critical applications, platforms, and the perimeter. You will work with application developers to not only understand root cause and mitigate vulnerabilities, but also to identify where vulnerabilities can be identified earlier in the SDLC. Successful candidates are expected to demonstrate an eagerness to learn, the drive to excel, excellent technical knowledge of security concepts and proven expertise in...

Role: Finance and Procurement Manager Employer: Single Source Regulations Office Sector: Non-Departmental Public Body Location: London / Hybrid / Remote Salary: Up to £59,000 (pro rata) and Civil Service Pension + up to Zones 1-6 London oyster card + 30 days holiday plus bank holidays (pro rata) Closing Date: 26 June 2026 Interviews planned for: W/c 6 July 2026 Working pattern: Part-time (0.8 FTE). The SSRO welcomes flexible working arrangements. Introduction The Single Source Regulations Office (SSRO) is an executive non-departmental public body that supports the regulatory framework for single source defence contracts established by Part 2 of the Defence Reform Act 2014. It plays a key role in the regulation of the UK government's 'single source,' or non-competitive, procurement of military goods, works and services. The framework places controls on the prices of qualifying defence contracts and requires greater transparency from defence contractors. In...

  Location(s): UK, Europe & Africa : UK : London || UK, Europe & Africa : UK : Leeds || UK, Europe & Africa : UK : Manchester    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 London, Leeds or Manchester | Full-time. Job Description Are you passionate about driving Cloud efficiency and cost optimisation? Do you have deep expertise in FinOps principles and a track record of applying them to maximise value for customers? Join BAE Systems Digital Intelligence as a FinOps Specialist and help customers unlock the full value of AWS in the defence and national security domains. As a FinOps Specialist, you will play a critical role in advising a business unit of over...

Amazon Web Services (AWS) is one of the fastest-growing and profitable business segments within Amazon. As the world's most comprehensive and broadly adopted cloud platform, AWS is disrupting the traditional infrastructure market and redefining how organizations consume technology. We strive to be the most customer-centric company on Earth, and to get there, we need the most talented, bright, and driven people on our team. We are seeking an experienced HR leader to support a growing AWS business segment that provides critical services for key customers in highly regulated industries. If you want to help us build the future of cloud computing, this is your chance to make history! We are seeking a Senior HR Business Partner for Amazon EMEA to drive HR excellence in this dynamic tech environment. You'll collaborate with business leaders to execute HR strategies that support business goals and enhance employee experience, while leading Pan-EMEA strategic projects with senior...

The Amazon Web Services Professional Services (ProServe) team is seeking a skilled Delivery Consultant to join our team at Amazon Web Services (AWS). In this role, you'll work closely with customers to design, implement, and manage AWS solutions that meet their technical requirements and business objectives. You'll be a key player in driving customer success through their cloud journey, providing technical expertise and best practices throughout the project lifecycle. Possessing a deep understanding of AWS products and services, as a Delivery Consultant you will be proficient in architecting complex, scalable, and secure solutions tailored to meet the specific needs of each customer. You’ll work closely with stakeholders to gather requirements, assess current infrastructure, and propose effective migration strategies to AWS. As trusted advisors to our customers, providing guidance on industry trends, emerging technologies, and innovative solutions, you will be responsible for...

The Workplace Incident Management (WIM) Team is searching for a WIM Investigator to join the team. In this role, you will oversee incident response for the Europe, Middle East and Africa (EMEA) Region. This position is an individual contributor and will report to the Regional WIM Manager, EMEA Region. The WIM Investigator assess and manages workplace incidents involving persons exhibiting inappropriate, concerning, or threatening behavior. To accomplish this, the WIM Investigator will work with multi-disciplinary teams comprised of cross-functional stakeholders (e.g., Human Resources, Employee Relations, Legal), and security partners (e.g., site security, intelligence analysts) to assess the behavior, investigate actions, and implement the appropriate protective measures to resolve the concern while appropriately supporting persons involved. To be successful in this role, you must have experience in Behavioral Threat Assessment and Management (BTAM), Investigations, Incident...

As a Principal Security Engineer in the Appstar organization, you lead application security reviews across complex systems, identify and advise on critical security risks, and mentor the broader security engineering team. You own security outcomes that reduce persistent risks and proactively shape organization-level security posture. You are responsible for establishing and maintaining the enterprise-wide application security review methodology — including threat modelling philosophy, security testing standards, and remediation validation. You design security patterns and standards that serve as the foundation for secure development across all engineering organizations, with a focus on increasing automation of discoverable vulnerabilities and reducing manual security work for both builder and security teams. You make critical architectural decisions for systems handling billions in revenue, evaluating high-risk design decisions and setting security standards for new technology...