1 to 25 of 36 Part-Time Security Cleared Jobs in London

Business Security Officer (London)

Hiring Organisation
Atos
Location
London, UK
Employment Type
Part-time
Description hackajob is collaborating with Atos to connect them with exceptional professionals for this role. \n Atos Group Security is the global cybersecurity backbone of Atos, a digital transformation leader. Its mission is to protect Atos’ people, data, infrastructure, and clients through a unified, proactive, and resilient security … Group CSO/CISO, the organization spans multiple domains—from corporate IT and production systems to health & safety, crisis management, and security compliance. \n Atos Group Security is structured around a robust governance model, with dedicated CISOs for each business line and geography, supported by specialized ...

Senior Site Reliability Engineer - Python

Hiring Organisation
Inspire People
Location
South West London, London, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£80,000
service operations, including incident response, troubleshooting and problem management. Share knowledge and provide coaching and mentoring across the engineering community. Contribute to improving security, resilience and compliance practices within the platform. Essential skills for the Senior Site Reliability Engineer include: Experience writing clean, maintainable code in at least ...

Software Engineer (London)

Hiring Organisation
Gemba Advantage
Location
London, UK
Employment Type
Part-time
with exceptional professionals for this role. \n Please note: This role requires applicants to be willing and eligible to obtain SC and DV security clearance. This role also requires applicants to be willing to work on-site up to 4 days per week. \n At Gemba Advantage ...

Lead Site Reliability Engineer (SRE Squad Lead)

Hiring Organisation
Inspire People
Location
South West London, London, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£80,000
risk delivery of changes. Oversee live service reliability, supporting teams through incident and problem management while encouraging a learning-focused, blameless culture. Ensure security, resilience and compliance considerations are understood and embedded into engineering practices. Essential skills for the Senior SRE Squad Lead include: Experience leading, supporting ...

Senior Data Engineer (London)

Hiring Organisation
Made Tech
Location
London, UK
Employment Type
Part-time
paid counselling as well as financial and legal advice. \n \n An increasing number of our customers are specifying a minimum of SC (security check) clearance in order to work on their projects. As a result, we're looking for all successful candidates for this role to have ...

Senior Product Manager (London)

Hiring Organisation
Zaizi
Location
London, UK
Employment Type
Part-time
Central Government departments on a range of projects. To be able to work on our customer projects, employees must be Security Cleared to a standard acceptable to our Government customers. Due to this restriction we can currently only recruit candidates who have the right to work ...

Linux Engineer (London)

Hiring Organisation
Hexegic
Location
London, UK
Employment Type
Part-time
based applications \n \n Participate in project workshops, contributing to project planning and execution \n Oversee and manage system infrastructure in security cleared environments \n Ensure system security is maintained and continuously improved \n\n What we are looking for: \n · Deep understanding and experience ...

Senior Technical Architect (London)

Hiring Organisation
Opencast Software
Location
London, UK
Employment Type
Part-time
involves frequent local travel, travel expenses are not covered. \n \nDue to the nature of this role, applicants must either currently hold active Security Check (SC) Clearance or be eligible to obtain it. \n \nEligibility typically requires UK citizenship and continuous residence in the UK for the past ...

Delivery Consultant (London)

Hiring Organisation
Solirius Reply
Location
London, UK
Employment Type
Part-time
Location: London/Remote \n Contract/Perm: Perm \n Start Date: ASAP \n Clearances: Internal Background Check (DBS)/Eligible for Security Clearance \n \n About Us: \n Solirius Reply, part of the Reply Group, delivers technical consultancy and application delivery to our clients in order ...

DevOps Engineer (London)

Hiring Organisation
Gemba Advantage
Location
London, UK
Employment Type
Part-time
professionals for this role. \n block \n Please note: This role requires applicants must hold an active or recently active SC or DV security clearance. This role also requires applicants to be willing to work on-site up to 4 days per week. \n At Gemba Advantage ...

DevOps Engineer (London)

Hiring Organisation
Envitia
Location
London, UK
Employment Type
Part-time
consulting teams operate at the heart of some of the UK’s most critical programmes, partnering with Central Government, Defence, and National Security organisations. We act as trusted advisors, shaping strategy, defining architectures, and leading transformation initiatives that enable our clients to harness data, from geospatial intelligence through … technologies such as AWS, Azure, Kubernetes, OpenShift, EKS, ECS and Infrastructure as Code (IaC), helping teams accelerate delivery while maintaining high standards of security, resilience and operational excellence. \n Working within multidisciplinary Agile teams, your work will include building secure CI/CD pipelines, automating infrastructure, implementing observability ...

Product Manager (London)

Hiring Organisation
Zaizi
Location
London, UK
Employment Type
Part-time
Central Government departments on a range of projects. To be able to work on our customer projects, employees must be Security Cleared to a standard acceptable to our Government customers. Due to this restriction we can currently only recruit candidates who have the right to work ...

Business Analyst (London)

Hiring Organisation
Solirius Reply
Location
London, UK
Employment Type
Part-time
Location: London/Remote \n Contract/Perm: Perm \n Start Date: ASAP \n Clearances: Internal Background Check (DBS)/Eligible for Security Clearance \n \n About Us: \n Solirius Reply, part of the Reply Group, delivers technical consultancy and application delivery to our clients in order ...

User Researcher (London)

Hiring Organisation
Solirius Reply
Location
London, UK
Employment Type
Part-time
Location: London/Remote \n Contract/Perm: Perm \n Start Date: ASAP \n Clearances: Internal Background Check (DBS)/Eligible for Security Clearance \n \n About Us: \n Solirius Reply, part of the Reply Group, delivers technical consultancy and application delivery to our clients in order ...

Senior Cyber Security Consultant (London)

Hiring Organisation
Actica Consulting
Location
London, UK
Employment Type
Part-time
Description hackajob is collaborating with Actica Consulting to connect them with exceptional professionals for this role. \n Senior Cyber Security Consultant \n As a Senior Cyber Security Consultant at Actica, you will have the opportunity to provide support to a wide range of high-profile … role in nationally critical projects which make a real difference to people’s everyday lives. \n \nWe are a National Cyber Security Centre Assured Cyber Security Consultancy. \n Locations: London, Guildford, Bristol, M4 corridor \n Roles and Responsibilities \nWorking either individually or as part ...

Cyber Risk Manager - Active Security Clearance Required (London)

Hiring Organisation
Solirius Reply
Location
London, UK
Employment Type
Part-time
Developing and maintaining cyber risk registers, ensuring risks are appropriately documented, prioritised, assigned, and managed through to resolution. \n Assessing the effectiveness of security controls and recommending proportionate improvements to reduce risk exposure. \n Producing high-quality risk reports, dashboards, and presentations for senior stakeholders and governance forums. … activities. \n Monitoring emerging threats and vulnerabilities to assess potential impacts to client environments. \n Promoting cyber risk awareness and embedding a positive security culture across client organisations. \n\n Key Skills and Experience \n \n Demonstrable experience working in cyber security, technology risk, information security ...

Interaction Designer (London)

Hiring Organisation
Solirius Reply
Location
London, UK
Employment Type
Part-time
Location: London/Remote \n Contract/Perm: Perm \n Start Date: ASAP \n Clearances: Internal Background Check (DBS)/Eligible for Security Clearance \n ------------------------------------------------------------------------------------------------------------------ \n We are ... \n We’re an independent digital transformation consultancy with clients across public and private sectors. We help our clients ...

Principal Wintel Engineer (London)

Hiring Organisation
Leonardo
Location
London, UK
Employment Type
Part-time
Subject Matter Expert (SME) in Windows-based enterprise infrastructures. You'll play a central role in the design, deployment, and support of high-security systems that underpin key defence and aerospace operations. \n Your Impact \n \n Take ownership of complex technical issues through to resolution, collaborating with … Deploy and integrate secure Windows Server environments (Active Directory, Group Policy, DNS, DHCP) using industry best practices. \n Implement and maintain infrastructure security measures such as patching, access controls, and hardening to align with compliance and internal governance. \n Use monitoring tools to proactively optimize system performance ...

Data Architect - Security & Intelligence (London)

Hiring Organisation
Envitia
Location
London, UK
Employment Type
Part-time
Data Architect at Envitia, you’ll play a pivotal role in shaping data solutions that directly support the UK’s national security mission. Working within our expert consulting division, you’ll design and deliver cutting-edge, data-driven systems that empower our national security clients … Envitia’s future capabilities by contributing to our growing suite of intellectual property, frameworks, and methodologies that underpin our work in the national security domain. You’ll develop proof-of-concept demonstrators, refine our approaches to complex data challenges, and help position Envitia as a trusted partner ...

Defence Consultant Lead (London)

Hiring Organisation
Kainos
Location
London, UK
Employment Type
Part-time
Job Description hackajob is collaborating with Kainos to connect them with exceptional professionals for this role. \n Join Kainos and Shape the Future \n At Kainos, we’re problem solvers, innovators, and collaborators - driven by ...

Delivery Manager (London)

Hiring Organisation
Triad Group Plc
Location
London, UK
Employment Type
Part-time
Job Description hackajob is collaborating with Triad Group Plc to connect them with exceptional professionals for this role. \n Senior Agile Delivery Manager Based at client locations, working remotely, or based in our Godalming or ...

Senior Business Analyst - Security & Intelligence (London)

Hiring Organisation
Envitia
Location
London, UK
Employment Type
Part-time
conducting structured analysis, engaging with a wide range of stakeholders, and translating business needs into practical, effective solutions in the UK national security markets. \n You will lead efforts to identify, design, prioritise, and implement process and technology improvements that drive operational efficiency and enhance the client experience. … claims operations, IT, data teams, and board-level executives. \n This is an exciting opportunity for someone with a strong background in National Security sector. \n About The Team \n You’ll be joining a strategic team of consultants that deliver the big ideas and bold initiatives that ...

Business Solutions Architect (Consultant) (London)

Hiring Organisation
Actica Consulting
Location
London, UK
Employment Type
Part-time
will help clients to make informed decisions that provide real benefit. \n Candidates must be eligible and willing to gain high level UK Security Clearance to apply for this position. \n Key Responsibilities \n Working either individually or as part of a larger Actica team, you will undertake … that are perhaps not listed in this specific role specification. \n All candidates must be eligible and willing to gain UK Security Clearance to apply for this position. Find out more information about the Security Clearance (SC) process and requirements here. \n Career Development ...

Data Engineer (SC Cleared) (London)

Hiring Organisation
Solirius Reply
Location
London, UK
Employment Type
Part-time
Description hackajob is collaborating with Solirius Reply to connect them with exceptional professionals for this role. \n Data Engineer (SC Cleared) - Inside IR35 - 1 day in London per week We're an independent digital transformation consultancy with clients across public and private sectors. We help our clients solve complex … backlogs. \n Data Engineering Best Practices: Knowledge of ETL/ELT patterns, data versioning, and building robust, automated pipelines. You'll ensure data security and compliance requirements are met with solutions you propose and build. \n Streamlining Data Flows: Able to identify and implement process improvements for better ...

Data Center Technician (London)

Hiring Organisation
DXC Technology
Location
London, UK
Employment Type
Part-time
Data Centre (West London area) Working Hours: 0800 to 1600 Monday to Friday (with on-call availability for 24/7 support) Security Clearance: UK nationals only for SC clearance (British passport, no dual nationality, 5 years continuous UK residency) \n \n Primary Objective \n Leads and manages … data centre operations team, ensuring 24/7 reliability, security, and performance of physical and virtual infrastructure. Combines hands-on technical expertise with people leadership, operational planning, and stakeholder management. Acts as the primary point of accountability for all data centre operations, maintenance, and incident response activities. ...