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25 security clearance jobs found in London

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Full time  (7) Permanent  (5)
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
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...
CT
23 Jul, 2026
Permanent
Sales Engineer
Colt Technology Services London, UK
hackajob is collaborating with Colt Technology Services to connect them with exceptional professionals for this role. Colt provides network, voice and data centre services to thousands of businesses around the world, allowing them to focus on delivering their business goals instead of the underlying infrastructure. Why we need this role We're growing our capability to deliver modern, cloud based security services. Customers are accelerating adoption of SSE/SASE , Zero Trust , and secure network transformation, and we need a consultant - security who can guide them with strong technical depth and governance oversight. This role ensures our solutions are secure, scalable, compliant, and aligned with industry frameworks while strengthening customer trust and internal expertise. What you will do Pre-Sales and Architecture Lead technical pre-sales for SSE/SASE, Zero Trust, SD-WAN security, and cloud-delivered security. Translate customer requirements...
SL
17 Jul, 2026
Permanent
Senior/Principal Design Manager for Design & Build - Water
Snc-Lavalin London, UK
Senior/Principal Design Manager for Design & Build page is loaded Senior/Principal Design Manager for Design & Buildlocations: GB.London.Nova North: GB.Cambridge.Wellbrook Court: GB.Peterborough.Western House: GB.Epsom.Woodcote Grovetime type: Full timeposted on: Posted Todayjob requisition id: R-153739 Job Description Overview Shape the Future of our cities and environments. Join and take a leading role in shaping the future of our cities and environments.We are looking for an energetic and experienced Senior Design Manager for Design & Build (D&B) projects to join our team within the Design & Advanced Technology (D&AT) Practice of . You'll be part of a talented, multi-disciplinary team delivering cutting edge, iconic projects to our Water market clients - clients such as Thames Water, Anglian Water, South East Water, Southern Water, as well as other regional water authorities.As a key member of our team, you'll play a vital role in delivering...
ND
12 Jul, 2026
Permanent
Telco/Design Architect
NTT DATA London, UK
We are currently recruiting a Technical Security Design or Enterprise Security Design Consultant to join our growing Security Consulting practice. If you are passionate about Information and Cyber Security Architecture with a strong consulting background, are obsessive about solving business and client challenges, and you are strongly security risk focused We can provide an excellent platform to develop your ambition and career, while helping our clients tackle some of their biggest challenges. What to Expect This is a great opportunity for you to play a pivotal role in helping to shape our client's transformation journeys. Using your consultative background, you will be able to: Work in the capabilities phases of the systems development life cycle; unpacking and translating technology security requirements, business and environmental conditions (e.g., law and regulations) into enterprise security architecture patterns and processes at contextual, conceptual or logical...
GL
04 Jul, 2026
Permanent
VP Information Security
GXO Logistics, Inc London, UK
The Deputy CISO is the CISO's principal delegate and second in command, accountable for day to day execution of the global cyber security program, team leadership and for elevating security influence across the enterprise. The role ensures cohesive strategy, robust operations, and clear business alignment in a complex logistics environment, including WMS/TMS platforms and warehouse robotics, IoT, and OT. The Deputy CISO strengthens succession planning, executive decision making, and senior business partnering across the organisation. Operates in a global role, based at either of our UK corporate HQs (London or Northampton). Key Responsibilities Support the CISO in translating the enterprise risk appetite into an actionable, outcome driven security strategy; and support the multi year roadmap and quarterly OKRs. Chair the executive security governance forums and drive enterprise security governance mechanisms. Architecture & Engineering Oversee Security Architecture and...
BAE Systems
05 Jun, 2026
Senior Software 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: Senior Software Engineer National Security Overview   The National Security business is growing and there are an increasing number of opportunities to work with a range of National Security clients to provide solutions that have a real impact.   Be part of a growing team that not only delivers for its clients but also gives back to the community with plenty of opportunities to get involved with local community engagement and outreach activities to help build tech and cyber skills in the region.     About you You will have experience in many of the following:...
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...
IE
17 Apr, 2026
Full time
Cyber Security Engineer
Intercontinental Exchange Holdings, Inc. London, , United Kingdom
Job Description: Job Purpose The Cybersecurity Engineering Engineer is responsible for creating and maintaining the information security tooling and infrastructure for endpoints or servers on-prem, in the Cloud, or in containers. This individual works as part of a results-oriented, service-delivery team and assists other disciplines within the Information Security team. Additionally, the Cybersecurity Engineering Engineer performs root cause analysis of problems, selects, develops, and implements automation tools, and actively participates in deeply technical discourse.   Responsibilities Assist in the design, planning, and implementation of information security solutions Tune and design systems infrastructure for security and enhancements Automation of manual tasks using scripting and application development Investigate and adopt new security technologies/tools as needs arise Evaluate, test, and integrate new security controls, settings and security tools Provide...
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.     Job Title: Security Consultant Location: London, Leeds, Manchester, Frimley,  hybrid – We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Competitive    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...
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
05 Jan, 2026
Site Reliability Engineer – NS London
BAE Systems London, UK
  Location(s): [[mfield3]]    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. Site Reliability Engineering is a rapidly growing concept in industry, with a remit to drive the quality, reliability and performance of essential systems. As a Site Reliability Engineer you'll be part of a team in BAE Systems at the forefront of this, delivering these benefits to a key national security customer. We are in the process of building our team and tools, and with your help will create a culture of continual improvement to revolutionise the way our customer’s systems are built and maintained. This role blends operational product support with software engineering to create applications to understand the overall...
BAE Systems
05 Jan, 2026
DevOps Engineer
BAE Systems London, UK
  Location(s): London or 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 Title: DevOps Engineer Requistion ID: 120493 Location: London or Manchester – Hybrid working offered, with consideration for both full and part-time applicants – please speak to your recruiter about the options Grade: GG08 – GG13   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 a DevOps Engineer.   As a DevOps Engineer you provide a bridge between development, testing, network/infrastructure, operations and system administrators to facilitate...
BAE Systems
05 Jan, 2026
Agile Coach
BAE Systems London, UK
  Location(s): London or 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 Title: Agile Coach Requistion ID: 120496 Location: London or Manchester – Hybrid working offered, with consideration for both full and part-time applicants – please speak to your recruiter about the options Grade: GG08 – GG13   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 Agile Coach.   You will be working within a Software Engineering team, working with our National Security Customers to build and run systems that support their core...
BAE Systems
05 Jan, 2026
Data Engineer
BAE Systems London, UK
  Location(s): London or 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 Title: Data Engineer Requistion ID: 120494 Location: London or Manchester – Hybrid working offered, with consideration for both full and part-time applicants – please speak to your recruiter about options Grade: GG08 – GG13   We are looking for experienced Data Engineers to join our team following continuous growth and success. As a Data Engineer you will be involved in:   Design, develop, test and support data collection, data integration and ETL applications to make information and data available to key client stakeholders and technical interfaces Model data requirements, data sources...
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