1 to 25 of 37 Contract Security Engineer Jobs

Cyber Security Engineer Hybrid - 4 days on-site p/w in London Initial Contract to 30 April 2027 Inside IR35 - 544.83pd Umbrella Rate Are you a cyber security engineer who enjoys owning a tool from deployment through to day-to-day operation, and then replacing … with something better? We're recruiting a contract Senior Cyber Security Tooling Engineer for the IT Security team of a leading financial services organisation in London. The team is taking on management of a wide estate of security tooling across network, email, endpoint and web, plus ...

Cyber Security Engineer Hybrid - 4 days on-site p/w in London Initial Contract to 30 April 2027 Inside IR35 - £544.83pd Umbrella Rate Are you a cyber security engineer who enjoys owning a tool from deployment through to day-to-day operation, and then replacing … with something better? We're recruiting a contract Senior Cyber Security Tooling Engineer for the IT Security team of a leading financial services organisation in London. The team is taking on management of a wide estate of security tooling across network, email, endpoint and web, plus ...

Security Engineer – SIEM/QRadar – 6-month contract – London/remote Overview My Client is seeking a hands-on Security Engineer to own and optimise SIEM rules, alert tuning and log aggregation, primarily within IBM QRadar. The role will focus on improving threat detection and ensuring … high-quality security logs are available to a third-party SOC. There may also be an opportunity to support a future migration to Splunk. Key Responsibilities of the Security Engineer Own, maintain and tune IBM QRadar SIEM rules, correlation logic and alerts. Review and optimise detection ...

Security Engineer (SC Cleared) £450 per day | Outside IR35 | 9-Month Contract + Potential Extensions Remote (1 day in London per month) A leading consultancy is seeking an experienced Security Engineer to join a high-profile cyber security programme supporting critical public sector environments. This … role sits at the intersection of Security Operations, SIEM engineering, and cloud-based data engineering, offering the opportunity to work on large-scale security monitoring platforms and cloud-native security solutions. The Role As a Security Engineer, you will play a key role in designing ...

looking for a Senior Cyber Security Engineer (Assurance), for our client based in Chippenham Contract 12months Daily rate Outside IR35 Hybrid role Rail background is a must Overview As market leaders across rail, and logistics, the client is pursuing the goal of networking various transportation systems with … another to move people and goods efficiently - complete mobility! This role is for a Senior Cyber Security Engineer (Assurance) with both product & whole solution security expertise within an Operation Technology environment. The candidate shall be capable of technically specifying, leading, and consulting on Cyber Security related ...

Cloud Security Engineer £650pd Inside IR35 Contract SC Clearance Required (Used Within Last 12 Months) Hybrid Working | Occasional London Travel Start Date: November 2026 | Contract Until March 2027 A leading consultancy is seeking an experienced AWS Cloud Security Engineer to support a major Home Office programme … focused on migrating a large-scale product estate into a new AWS environment. This is a high-profile cloud transformation initiative, requiring a security-focused engineer to help design, implement, and maintain a robust security posture across the organisation's core cloud platforms. The successful candidate will ...

Senior Cyber Security Engineer/Cyber Assurance Lead Location: Chippenham (3 days per week onsite) Rate: £600 per day (Outside IR35) Contract Length: 12 Months The Opportunity We are seeking an experienced Senior Cyber Security Engineer/Cyber Assurance Lead to support the delivery of complex … Operational Technology (OT) and critical infrastructure programmes. Working across the full project lifecycle, you will lead cyber assurance activities, drive security best practices, and ensure solutions are aligned to regulatory requirements and industry standards. This is an excellent opportunity for a cyber security professional with strong experience ...

Cleared Lead Product Security Engineer - Defence Product Security (Defence) Predominantly onsite in Luton p/w Up to £90 p/h Inside IR35 We are currently recruiting for an experienced security cleared OT/Lead Security Engineer to join a Defence-focused engineering … environment, taking responsibility for security across the full product life cycle. This is a hands-on security engineering role, working directly with product development and systems engineering teams to identify security risks, define requirements, implement appropriate controls and deliver the security assurance required for complex Defence ...

Lead Product Security Engineer – Defence Systems Location: Luton, Bedfordshire – Hybrid (approximately 4 days on-site per week) Rate: £92.50 per hour Umbrella (Inside IR35) Contract: 6 months initially Clearance: Active SC minimum (DV desirable) Nationality: Sole British nationality required due to security restrictions on the programme … Opportunity We are recruiting for two experienced Lead Product Security Engineers to support the design, development and delivery of complex, bespoke defence and military systems. This is a hands-on, engineering-focused Product Security position, working directly alongside systems, hardware and software engineering teams to ensure security ...

Advert: Senior Network Security Engineer Location: Coventry - 3 days per week on-site Rate: £455 per day (Inside IR35) Contract: Contract opportunity Duration: 4 months Overview We are seeking an experienced Senior Network Security Engineer to join a high-performing team, responsible for designing, implementing … maintaining robust enterprise network security solutions across on-premises, cloud and hybrid environments. This is an excellent opportunity for a seasoned network security professional to take a leading role in strengthening security architecture, driving network security transformation and implementing Zero Trust principles across complex enterprise infrastructure. ...

Security Engineer (SOC/Data Engineering) £450 per day | Outside IR35 | 9-Month Contract | Active SC Clearance Required London (1 day per month onsite) A leading consultancy is seeking an experienced Security Engineer to join a high-profile cyber security programme supporting critical public sector … environments. This role sits at the intersection of Security Operations, SIEM engineering, and cloud-based data engineering, offering the opportunity to work on large-scale security monitoring platforms and cloud-native security solutions. The Role As a Security Engineer, you will play a key role ...

Security Engineer Location: London Hybrid Rate: Up to £575 per day, Inside IR35 Contract: Initial 6 months Start Date: ASAP Were supporting a major technology separation programme for a leading UK media organisation, requiring two experienced Zscaler Security Engineers to deliver a complex network security transformation. … This is a hands-on engineering and delivery role, focused on building and configuring Zscaler environments, implementing security policies and ensuring secure separation of network access between two organisations. Key Responsibilities as Security Engineer Build and configure Zscaler environments across Zscaler Internet Access (ZIA) and Zscaler Private ...

Security Engineer +12 months + +Hybrid Aberdeen +Inside IR35 +£650 - £720 a day We are seeking an experienced OT Security Engineer to lead and coordinate cybersecurity assessments, risk remediation, and security control improvements across Operational Technology (OT) environments. You will be responsible for translating … identified security gaps into practical remediation plans, implementing effective security controls, and maintaining the documentation and assurance evidence required to demonstrate compliance and long-term cyber resilience. Working closely with operational teams, OT/ICS engineers, cybersecurity specialists, IT, Technical Authorities, and third-party suppliers, you will help ...

Security Engineer, AWS, DevSecOps Day rate: £650 per day (Outside IR35) Location: London 1 day week Role: Security Engineer Length: 6 months We're supporting a major transformation programme and are looking for a Security Engineer to help deliver and maintain security controls … across multiple technology workstreams. Working closely with senior security specialists, you'll play a key role in securing cloud platforms, improving DevSecOps processes, managing vulnerabilities, and ensuring security is embedded throughout delivery. Key Responsibilities Implement and optimise CI/CD security tooling. Manage vulnerabilities and support remediation ...

Cyber Security Engineer £600 pd via Umbrella Paddington/Hybrid- 3 days per week in the office Leading business is looking to bring in a Cyber Security Engineer to help strengthen application and cloud security across a complex technology estate. You'll work closely with … engineering and platform teams to embed security by design, enhance web application protection, improve cloud security posture, and defend against evolving application-layer threats. Key experience required: Hands-on experience in Cyber Security, Cloud Security or Application Security Strong knowledge of Web Application Firewalls ...

Security Infrastructure Engineer £675 per day | Inside IR35 | Contract (6 months to start) Active SC Clearance Required (DV Preferred) Frimley, Surrey (On-site) A leading defence-focused organisation is looking for a Security Infrastructure Engineer to support the design, deployment, and maintenance of security infrastructure … high-profile Defence programme and offers the opportunity to work across a broad range of technologies including cloud hosting, networking, virtualisation, containerisation, and enterprise security tooling. You'll work closely with technical teams and stakeholders to design secure solutions, deploy new capabilities, enhance existing environments, and improve overall security ...

Senior Cyber Security Engineer We are seeking an experienced Senior Cyber Security Engineer to support a defence client in a hands on role combining security engineering, threat detection and incident response. This opportunity would suit a technically strong cyber security professional with experience across … both offensive and defensive security, capable of operating independently while working closely with infrastructure and wider IT teams to strengthen security across hybrid environments. Key Responsibilities Monitor and manage security alerts across endpoint detection and response (EDR/XDR), Data Loss Prevention (DLP) and conditional access. Conduct ...

Contract: Security Engineer (Tooling & SIEM) Start: ASAP (on completion of background checks) Duration: 6 Months Rate: Negotiable outside of IR35 Location: UK remote - some international travel Reference: 20916 We are looking for a Security Engineer to support a client programme. The role spans security tooling … areas are closely linked. Good detection depends on reliable telemetry, and the tooling needs to feed the SIEM cleanly. You will be the engineer who connects them. Key Responsibilities Deploy, configure and tune endpoint security tooling, including policy management and agent rollout. Configure and manage Zscaler services, including ...

Network Security Engineer - Firewall Rule Optimization (AlgoSec) | £400 - £450 per day (Inside IR35) | 6-month initial contract | Start: ASAP | On site, 4-5 days per week in Manchester Our client is looking for a Network Security Engineer to reduce risk from overly permissive firewall rules … routing that bypasses proxy controls. This is a hands-on remediation role within a three-person team, with one engineer each in India, the UK and the US. You'll work through years of accumulated rule changes as part of an AlgoSec-led cleanup, and align the outcome ...

System Engineer (Cyber Security) Reading HQ 2-3 days a week onsite Active SC clearance mandatory; DV preferred Up to £99 p/h Inside IR35 We are seeking a security cleared System Engineer (Product Security Cybersecurity) to support the development of digital engineering solutions … Product Security and Cybersecurity across complex aerospace and defence programmes. You will bridge the gap between Product Security engineering and digital engineering, translating security requirements into digital workflows, data models and integrated toolsets to improve security risk management, requirements traceability and assurance throughout the engineering lifecycle. ...

Security Engineer Up to 550/day (Outside IR35) Milton Keynes - 2x per week onsite 6-month contract We are representing a well-known insurance company currently undergoing a business-wide transformation programme. As the organisation moves from on-premise to a cloud-based environment, the need … improved security posture is mission critical. As the Security Engineer, you'll be focused primarily on hands-on engineering work, with some strategic responsibilities, and reporting directly into the CISO. You will be working across 2 key transformation programmes, so adaptability, proactivity, and the ability to manage ...

Security Engineer (DevSecOps) Rate - £550 - £650 Inside IR35 Duration - 6 months initial Location - London once a week on site Reports to: Head of Security Architecture and Engineering The role: This is a hands-on engineering role focused on building security into software as developed and deployed. … work across three workstreams alongside three Senior DevSecOps Engineers. You'll pick up work where it's most needed, keep security consistent across all three workstreams and make sure nothing falls between them. It suits a software, DevOps or platform engineer who has already built security into ...

Technical Installer/Security Systems Engineer/Security Engineer/Installation Engineer with (CCTV, Access control, Security systems) - CCTV Automated access control Need to be DV Cleared is required by our Government client based Milton Keynes. Commutable from Northampton, East Midlands, Luton, North London.Working … days onsite. Working in an DV Security Cleared environment. (Developed Vetting) Clearance required Start date Dec/Jan/Feb Duration 12 months Rate £370 pd UMBRELLA You must be willing and capable of regular travel, including internationally - this could be up to 6-8 weeks at a time. ...

Senior Cyber Security Engineer/Cyber Assurance Lead Location: Chippenham (3 days per week onsite) Rate: £600 per day (Outside IR35) Contract Length: 12 Months The Opportunity We are seeking an experienced Senior Cyber Security Engineer/Cyber Assurance Lead to support the delivery of complex ...

title - AI Security engineer Work mode - Hybrid 3 days on site from London office End Client - Banking Sector Client Rate Inside IR35 - Up to £650/Day Start date - 1st November 2026 Duration of assignment - 1 Year with likely extension Standard Working hours. Key responsibilities : AI Security Engineerings LLM Security/Model Security experts AI Red Teaming specialists AI Governance & Guardrails specialists Security Data Scientists Secure CI/CD pipelines Secure configuration management Person specification: I.e., negotiating, client facing, communication, assertive, team leading/team member skills, supportive : Excellent stakeholder management and client ...