42 security engineer jobs found in London

Outside IR35 Contract Role - Market Rates - ASAP Start Hybrid 2 days a week in the office (City of London) Highly Regulated Industry Security Engineer (Cyber Incident Investigation & Response) Our client is looking for a strong Security Engineer to act as the technical escalation point above their SOC function, taking ownership of complex security incidents and driving investigations through to resolution. This is a hands-on role focused on incident triage, forensic investigation, threat analysis, and remediation within a large enterprise environment. You will be responsible for investigating escalated security events, identifying indicators of compromise (IoCs), performing root cause analysis, and improving detection capabilities through engineering and threat-informed defence measures. Key Responsibilities: Investigate and lead the response to security incidents escalated from the SOC team through to containment and remediation Perform forensic analysis...

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, optimising, and maintaining security telemetry pipelines while supporting SOC operations and detection engineering activities. You'll work with cloud-native technologies, SIEM platforms, and security data tooling to improve visibility, detection capability, and operational resilience across complex environments. Key Responsibilities Manage and optimise security log ingestion pipelines using...

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 (endpoint, Zscaler and identity) and SIEM and logging (Microsoft Sentinel and Cribl). You will be hands-on, owning configuration, onboarding and day-to-day engineering across both areas. The two 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 policy, access controls and traffic steering. Implement and support identity tooling, including authentication policy,...

Senior Azure Security Engineer | Hybrid London (2 Days Per Week) | Outside IR35 £550pd | 5 Month Initial Contract We're currently looking for an experienced Senior Azure Security Engineer to join a Cyber Security team. Role: Senior Azure Security Engineer Location: London (2 days per week onsite, remainder remote) Duration: Initial 5 Month Contract Rate: £550 IR35: Outside IR35 The Role: You will be responsible for designing, implementing, securing and supporting Microsoft security technologies across cloud, identity, endpoint, infrastructure and security monitoring platforms. Key Responsibilities: Act as a Subject Matter Expert for Microsoft Azure security, Microsoft Sentinel, Microsoft Defender XDR and associated Microsoft security technologies Design, implement and support enterprise security controls across Azure, Microsoft Entra ID and the Microsoft security ecosystem Engineer and maintain Microsoft Sentinel capabilities Design, implement and...

Contract: OT Engineer Start: ASAP (on completion of background checks) Duration: 6 Months Rate: £500 - £550 outside of IR35 Location: UK remote - some international travel Reference: 20923 The OT Security Engineer provides hands-on technical evidence and verification work that underpins the architecture decisions during discovery, conducting detailed configuration and capability reviews at the comparator plant, regional hub, and shared IT/OT services. Key Responsibilities Gather evidence for each in-scope OT security capability and control, populating and maintaining the evidence register with sources. Conduct configuration and capability reviews at the comparator plant, the regional proximity hub, and shared IT/OT services. Validate regional viability per capability and control, including in-country OEM and regulatory availability and cross-border data transfer position. Provide hands-on technical verification supporting the reuse, extend, and new...

Senior DevSecOps Engineer 6-Month Contract | Up to £680 per day | Outside IR35 | Hybrid We're looking for a Senior DevSecOps Engineer to support a major platform transformation programme, securing APIs, integrations, data flows and customer-facing digital journeys across a complex AWS and hybrid environment. Working closely with Engineering, Platform and Security teams, you'll help define and implement security standards across modern distributed applications, ensuring authentication, authorisation and integration security are built in from day one. Key Skills & Experience Strong background in DevSecOps, Application Security or Integration Security. Expertise in OAuth2, OIDC, JWT and API Security . Strong knowledge of OWASP Top 10 and OWASP API Security Top 10 . Experience securing AWS environments, including IAM, networking and hybrid integrations. Ability to review code across Java, Kotlin, TypeScript, .NET or Python. Experience embedding security testing...

Senior DevSecOps Engineer 6-Month Contract | Up to £680 per day | Outside IR35 | Hybrid We 're looking for a Senior DevSecOps Engineer to support a major platform transformation programme, securing APIs, integrations, data flows and customer-facing digital journeys across a complex AWS and hybrid environment. Working closely with Engineering, Platform and Security teams, you 'll help define and implement security standards across modern distributed applications, ensuring authentication, authorisation and integration security are built in from day one. Key Skills & Experience Strong background in DevSecOps, Application Security or Integration Security. Expertise in OAuth2, OIDC, JWT and API Security . Strong knowledge of OWASP Top 10 and OWASP API Security Top 10 . Experience securing AWS environments, including IAM, networking and hybrid integrations. Ability to review code across Java, Kotlin, TypeScript, .NET or Python....

AI Engineer - AWS - CoPilot - Public Sector - Outside IR35 - SC Cleared Tecknuovo is a digital delivery partner with a Deliberately Different approach. This means we focus on people, not technology. We move at pace and ensure Zero Dependency on us at the end of each project. What you'll be working towards We are currently looking to engage with AI Engineer - AWS - CoPilot - Public Sector - Outside IR35 - SC Cleared on a large organisation project within the public sector. The successful candidate will have experience with modern AI principles and is happy to be hand on engineering best practices. This is a discovery piece of work for an initial 3 months, with the idea that you extend based on the assessments of the current engineering capabilities and future migration requirements, that will be driven by you. .Please note this requires active Security Clearance* Your Journey: Passing the TeckBar The Teckbar is a benchmark we set for our associates to make sure...

Assignment type: 6 month contract (outside IR35) The Sandbox Platform Engineer is responsible for delivering and operationalising the TMHCC International Sandbox Platform in line with the agreed Sandbox Strategy and architecture. The engagement will build a secure, automated and supportable platform that enables teams to provision temporary environments for development, testing, proof-of-concept and technology evaluation use cases, while maintaining appropriate security, governance, cost and lifecycle controls. This is a hands-on delivery engagement focused on implementing a defined platform and associated technical deliverables. The engineer is expected to determine the appropriate technical approach within established architectural, security and technology guardrails. Scope of Services Sandbox Platform Design & Delivery Implement the Sandbox Platform in line with the approved Sandbox Strategy, roadmap and architecture. Translate the agreed target state into...

Sandbox Platform Engineer Assignment type: 6 month contract (outside IR35) The Sandbox Platform Engineer is responsible for delivering and operationalising the TMHCC International Sandbox Platform in line with the agreed Sandbox Strategy and architecture. The engagement will build a secure, automated and supportable platform that enables teams to provision temporary environments for development, testing, proof-of-concept and technology evaluation use cases, while maintaining appropriate security, governance, cost and lifecycle controls. This is a hands-on delivery engagement focused on implementing a defined platform and associated technical deliverables. The engineer is expected to determine the appropriate technical approach within established architectural, security and technology guardrails. Scope of Services Sandbox Platform Design & Delivery Implement the Sandbox Platform in line with the approved...

Sandbox Platform Engineer Assignment type: 6 month contract (outside IR35) The Sandbox Platform Engineer is responsible for delivering and operationalising the TMHCC International Sandbox Platform in line with the agreed Sandbox Strategy and architecture. The engagement will build a secure, automated and supportable platform that enables teams to provision temporary environments for development, testing, proof-of-concept and technology evaluation use cases, while maintaining appropriate security, governance, cost and lifecycle controls. This is a hands-on delivery engagement focused on implementing a defined platform and associated technical deliverables. The engineer is expected to determine the appropriate technical approach within established architectural, security and technology guardrails. Scope of Services Sandbox Platform Design & Delivery Implement the Sandbox Platform in line with the approved Sandbox...

Azure Platform Engineer | Contract | Outside IR35 Outside IR35 | London Market Insurance We are working with a leading London Market insurer looking for an experienced Azure Platform Engineer to deliver a new cloud sandbox platform. This is a hands on engineering assignment focused on building a secure, automated Azure environment that allows development and technology teams to provision temporary infrastructure for testing, experimentation and proof of concept activities. The platform architecture and strategy have already been defined. The successful contractor will take ownership of the technical implementation, automation and delivery through to operational handover. Key Responsibilities Build and configure Azure infrastructure to support secure, isolated sandbox environments. Develop reusable Terraform modules and Ansible playbooks to automate infrastructure provisioning. Implement automated deployment workflows using GitHub Enterprise and GitHub Actions....

Sr. Juniper Network Architect Our global communications client is looking for a hands-on Senior Architect/Engineer for a highly technical, customer-facing role providing post-sales, on-site technical support for Juniper Networks products/solutions. This role partners closely with our client's Network Engineering, Architecture, and Operations teams to ensure high availability, scalability, and operational excellence across large-scale service provider networks. The role requires you to have a deep technical expertise in the Juniper products deployed (and planned for deployment) within our client's network and delivers reactive and proactive operational support, design guidance, and best-practice recommendations. Essential Skills Senior Juniper architect spanning campus, data center, routing and security; able to own customer design and consulting. Experience in supporting major network transformations, upgrades, or expansions. 10+ years large-IP network design,...

Principal Forward Deployed Engineer | Active DV | London | £800 p/d Outside IR35 I'm looking for a senior, hands-on engineer with real defence delivery experience to build AI capability from scratch and see it all the way through to the customer. What you'll be doing Taking new products from a blank page to live, and owning them the whole way Getting a cloud-native product running wherever the customer needs it: on-prem, OpenShift, Kubernetes, VMs or bare metal Delivering AI and LLM capability, including GPU workloads and models served on-prem Shipping into secure and air-gapped networks through controlled release processes Leading the security side: threat modelling, building the evidence and getting systems accredited Writing the docs and test plans, and being the go-to technical person for senior stakeholders Tech you'll use TypeScript, Node.js, Fastify, Next.js and React, with Prisma and PostgreSQL, on GCP (Cloud Run, Cloud Tasks), plus solid security and IAM...

Platform Engineer 6 months Up to £525 per day Outside IR35 London 4 Days Onsite We're looking for a Platform Engineer to join a major cloud transformation programme, taking ownership of a business-critical platform built on AWS, EKS, Terraform and GitOps . You'll lead a small team of engineers while remaining hands-on, driving platform reliability, security, automation and operational excellence. Key Responsibilities Lead and mentor a team of Platform Engineers. Own platform operations, production readiness, DR testing and incident management. Manage AWS, Kubernetes (EKS), Terraform and GitOps environments. Drive secure integrations using PKI, mTLS and OAuth2/OIDC. Define CI/CD standards, release controls and deployment pipelines. Produce ADRs and present solutions to architecture and governance boards. Manage platform roadmap, risks, reporting and stakeholder engagement. Requirements Strong AWS, Kubernetes/EKS, Terraform and GitOps...

Okta Engineer - Contract Duration: 9 months Location: London - hybrid, typically 1-2 days onsite per week Start: ASAP Rate: £500 per day, outside IR35 We're supporting a leading organisation seeking a hands-on Okta Engineer to join its Identity team. You'll maintain and improve enterprise identity services, deliver application integrations and automate access management across a hybrid environment. Key responsibilities Configure and maintain Okta SSO integrations using SAML and OpenID Connect. Implement automated application provisioning and deprovisioning through SCIM. Support and improve joiner, mover and leaver processes. Troubleshoot authentication, authorisation, account and access issues. Develop automation using PowerShell and Terraform. Build operational identity dashboards and analyse Okta and directory data. Work closely with application owners, Cyber Security and operational teams. Maintain platform configurations, monitoring and technical...

Platform Engineer 6 Months Up to £525 per day Outside IR35 London 4 Days Onsite We 're looking for a Platform Engineer to join a major cloud transformation programme, taking ownership of a business-critical platform built on AWS, EKS, Terraform and GitOps . You 'll lead a small team of engineers while remaining hands-on, driving platform reliability, security, automation and operational excellence. Key Responsibilities Lead and mentor a team of Platform Engineers. Own platform operations, production readiness, DR testing and incident management. Manage AWS, Kubernetes (EKS), Terraform and GitOps environments. Drive secure integrations using PKI, mTLS and OAuth2/OIDC. Define CI/CD standards, release controls and deployment pipelines. Produce ADRs and present solutions to architecture and governance boards. Manage platform roadmap, risks, reporting and stakeholder engagement. Requirements...

Senior DevOps / Cloud Engineer (Contract — Outside IR35) Senior DevOps Engineer / Cloud Infrastructure Specialist JECR Agency | London, UK | £500 per day | Outside IR35 (subject to status determination) Job Summary JECR Agency is identifying experienced contractors for an upcoming greenfield infrastructure overhaul with a high-growth London technology business. We are seeking a Senior DevOps Engineer with at least five years of relevant professional engineering experience who can take ownership of cloud infrastructure, improve deployment pipelines and implement secure, scalable solutions. This role requires someone who can work independently, make sound technical decisions and advise an engineering team on infrastructure architecture and DevOps best practices. Key Responsibilities Design, implement and maintain secure, scalable AWS cloud infrastructure Build and optimise CI/CD pipelines to improve deployment speed, consistency and...

Outside IR35 Rate: £400/day Hybrid: 2 days onsite either London Or Liverpool On-call rotations is 1-in-4 weeks SecOps Engineer L2/L3 | Outside IR35 Contract | Hybrid Rate: £380 - £400/day On-call rotations is 1-in-4 weeks - compensated Hybrid: 2 days a week onsite in London OR Liverpool Industry: Highly Regulated Firm Job Summary: Our client is looking for a strong Security Operations Engineer - hands-on L2/L3 security analyst where you would response to escalated incidents and drive the investigations yourself, acting as the technical SME in their cyber incident response team, and maintain key security platforms. You will have to carry out hands-on analysis rather than operating in a purely administrative SOC environment. Key Responsibilities: Respond to escalated cyber security events and drive investigations through to resolution Work closely with external security providers to improve monitoring and alert handling Review security data and...

Senior Data Engineer London | Flexible, hybrid working pattern | Outside IR35 | 12-month engagement We're looking for a Senior Data Engineer to shape modern data platforms, solve complex engineering challenges, and deliver data solutions that create business value. You'll join an organisation investing heavily in its data capabilities, working alongside architects, analysts, data scientists, and engineering teams to build production-grade data platforms supporting analytics, AI, and operational decision-making. Why Join? Work on large-scale data and cloud transformation initiatives Influence architecture, engineering standards, and platform strategy Deliver solutions with measurable business impact Join a collaborative team of experienced data professionals Responsibilities Design, build, and maintain scalable data products and pipelines Own solutions from requirements gathering through to deployment and monitoring Develop cloud-native data platforms using...