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Reporting to the Head of Security, you will lead infrastructure and network security efforts within the London network security team and collaborate with engineering colleagues. Hamilton Barnes Associates Limited in London is seeking a senior Network Security professional to join a fast‑moving tec

ISR Recruitment is seeking an experienced AWS/Data Platform/Cloud/Security Architect for a 3-month initial contract with remote working arrangements. The role focuses on designing a strategic Unified Data Platform for a major UK public sector programme, working with senior architects and client stak

Anaplan in London is seeking a Principal Security Architect to own the security architecture across the Hyperblock, Polaris, and AI surface. You will define reference architectures for identity, authorization, cryptography, and AI guardrails, while leading threat modelling and supply chain security.

Ability to identify systemic security or resiliency issues as they relate to threats, vulnerabilities, or risks, with a focus on recommendations for enhancements or remediation, and proficiency in multiple security assessment methodologies (e. Open Worldwide Application Security Project (OWASP) Top

Technology & Cloud Security: Broad knowledge of Microsoft security platforms, Azure security, endpoint protection, network security, email security, secure configuration, logging, monitoring and hybrid infrastructure environments. Security Operations & Threat Defence: Lead operational cyber defence

We are responsible for platform security, application and product security, security operations, and incident response. Improve security of Kubernetes deployments, including cluster and workload security, policy enforcement, and secure workload identity patterns. Hands-on experience driving and deli

Pulse Group is seeking two Staff Security Engineers to help lead a modern cloud security function in the UK. You will own major security initiatives from concept through to production, building automation, Infrastructure as Code and security controls for a platform serving millions of homes. This ro

Strong hands‑on cloud security background, covering secure configuration, access and identity, encryption, guardrails and security considerations for modern cloud and serverless architecture. You'll work across engineering, platform and the wider security team, and your focus will be the technical

Flo is seeking a Security Architecture leader to drive HIPAA compliance and SOC 2 Type II certification. You will lead policy design, risk management, and evidence automation while coordinating with external auditors and stakeholders to maintain the highest standards of security and regulatory align

You'll work across engineering, platform and the wider security team, and your focus will be the technical side of security across the whole product lifecycle, from how we design and build through to how we protect data and control access as we grow. Plenty of experience in a senior or principal sec

Principal Security Architect (Product Security). As the most senior technical individual contributor in the security architecture practice, you set the technical bar the practice codifies into standards. The hardest security design problems land here, with real room to set the patterns.

Skipton Building Society seeks a Senior Lead Architect to provide technical leadership and architectural direction across Technology and Security domains.

Jane Street in London is seeking an experienced Network Engineer for the Network Security team to run, scale, and improve our security infrastructure through hands-on operations, design, and implementation. The role emphasizes advanced networking, security appliances, and cross‑firm collaboration

Trustmarque Ultima is seeking a Principal Architect – Identity & SecOps to lead architectural outcomes for our Microsoft Security, Compliance & Identity practice.

Flo Health in London is seeking a senior Security Architect to lead the design and operation of HIPAA and SOC 2 controls for our Cloud-based SaaS.

Ncounter Technology Recruitment is seeking an experienced Software Engineer to work on a complex UK policing technology programme.The role focuses on building secure applications and services that manage large volumes of data across secure environments.The position requires active NPPV3 clearance, h

Those customers hold us to real security obligations, written into contracts with dates attached, and our lenders and investors examine our security posture as part of financing. Map the security obligations in customer contracts to specific controls, and flag where we do not yet meet them. Prepare

Torq, the AI-native SecOps platform, is seeking a Regional Sales Director to lead Western Europe from London.You will coach Enterprise Account Executives, own regional strategy, and drive pipeline and revenue growth across the UK, Ireland, France, Benelux and Nordics.You'll work hands-on in the fiel

You will oversee infrastructure, cloud, networks, end-user technology, service operations and information security, driving resilience and business-aligned outcomes across complex environments. Ventula Consulting in London is seeking a Head of Digital Infrastructure and Information Security to lead

Flo Health in London, UK seeks a HIPAA Security Engineer to join our Security Architecture team.

You will own infrastructure provisioning, automation, and observability, shaping the technical roadmap with a security-first approach. You will lead architectural decisions, establish reusable IaC patterns, and drive security controls across CI/CD pipelines while collaborating with.

GoHenry is seeking a Head of Information Security to own the security posture end-to-end. You will lead incident response, audits, and a scalable security program across cloud, application, and IT layers while partnering with Engineering, Legal, and Product to embed security by design.

CLS in London seeks an IT Security Third Party Monitor & Compliance leader to establish and run the new monitoring team, driving security excellence and continuous improvement across CLS's supplier ecosystem. You will oversee compliance with Security Delivery Obligations, develop remediation plans,

This role requires proven leadership in engineering organizations of 30-50 people, deep understanding of software engineering, and the ability to cultivate a strong security culture. With a focus on proactive security measures, you'll collaborate closely with product and engineering teams while ensu

You will work with Platform Engineering and Security to design practical security improvements, strengthen cloud security, software supply chain security, IAM and AI governance, while ensuring regulatory alignment and production readiness. Form3 is seeking an experienced Senior Cloud Security Engine

You’ll drive pipeline, coach top talent, and translate complex security tech into clear business outcomes for executive buyers.

You'll inherit an established security function while leading the next stage of its evolution, partnering closely with engineering and technology leadership to improve security maturity, modernise identity capabilities and enable innovation across the business. We're partnering exclusively with a le

As a key member of Flo’s Security Architecture team, you will lead the design and operation of our US Healthcare security controls. Serve as the primary Security POC for US regulators and partners; support the wider Security team with ISO 27001/27701 alignment. Define and maintain security policie

You will thrive in leading offensive security testing, building relationships with Engineering teams and teaching offensive security best practice. We're recruiting for an established Offensive Security Engineering Manager for a renowned Trading firm in London. You have proven hands-on experience in

The Senior Security Solutions Architect is a tactical, results-driven role responsible for addressing specific business challenges by designing, implementing, and maintaining robust security solutions across the technology ecosystem. Cloud & Infrastructure Security:. STRIDE, PASTA) to identify desig

Define security requirements for cryptographic key management, wallet security, node security, consensus mechanisms, and cross-chain integrations. Provide subject matter expertise on blockchain security threats, attack vectors, and emerging industry security practices. Partner with engineering, clou

You will work with Infrastructure and Engineering teams to embed security into provisioning, config, and workflows, delivering practical security solutions with autonomy and impact. Jobgether, on behalf of a partner, seeks a Principal Security Engineer in the United Kingdom to own security across cl

This executive will drive modernization of cyber defense capabilities, shape security architecture strategy, and oversee large-scale transformation across cloud, AI, OT, and enterprise platforms.

Propel is seeking a Director of Information Security & Governance to lead the organisation's information security, governance, cyber risk and AI governance journey.

Seven Investment Management in London is seeking a Head of Cyber Security to lead 7IM’s cyber security function, owning day‑to‑day execution of the strategy across the group. The Head translates IT and Cyber Security strategy into practical controls, reporting and governance across on‑premis

Current UK Cyber Security Council (UKCSC) professional registration in Security Architecture (Secure System Architecture and Design) at Principal or Chartered level. We are appointing professionals who already hold formal UK Cyber Security Council (UKCSC) registration in Security Architecture at Pri

The role sits at the intersection of technology, security and governance within Investment Management and will own security assurance for the London office, collaborating with New York colleagues. Information Security Engineer for London, with a salary in the £120k–£150k range.

For example, engaging with Procurement, Legal, Risk, other IT Security departments, and critical third-party suppliers themselves to ensure effective security oversight, compliance, and continuous improvement of supplier security posture. Experience in third-party security risk management, vendor ov

Experience with AWS and its security fundamentals - IAM, network security, container and secrets management. Have built or hardened platform‑level security in a SaaS company that faces serious enterprise scrutiny (SOC 2, ISO 27001, customer security questionnaires, or similar). Have no patience

Serve as the primary Security POC for US regulators and partners; support the wider Security team with ISO 27001/27701 alignment. As a key member of Flo’s Security Architecture team, you will lead the design and operation of our US Healthcare security controls. We are seeking a HIPAA Security Engi

Alvarez & Marsal (A&M) is a global consulting firm seeking a Senior Associate, Security Engineer (AI) to own AI security controls and governance. The candidate will lead AI platform security, threat modelling, and cross‑functional programme contributions, shaping A&M’s nascent but high‑priorit

Google Public Sector is hiring a Security Platform Engineer to design, build, and run cloud-native security platforms focused on Kubernetes environments. Deep cloud and security expertise are essential.

We are looking for an experienced Network Engineer to join our Network Security team to help us to run, scale and continuously improve our network security infrastructure through hands-on operations, design, and implementation. The ideal candidate would have strong networking fundamentals and experi

Responsibilities** Lead and develop a team of Account Executives (AEs) and Specialists focused on Platform & Security solutions across UKI Define and execute the regional go-to-market strategy for Platform & Security (Salesforce Shield, Event Monitoring, Security Center, Platform, Data Cloud, etc.

This is a hands‑on senior role for a security architect who still ships code, working at the intersection of enterprise IAM, platform engineering, and the agentic‑AI security frontier. As part of our collaboration we will focus on two foundational capabilities required to enable safe and scalabl

IM is seeking a Head of Cyber Security to lead and translate the group’s cyber strategy into practical controls across on-premises, cloud and supplier-hosted services. You will oversee security awareness, third-party risk, policy ownership and assurance activities, coordinating with IT, Risk and C

You will align IT with business goals, oversee infrastructure, security, and data protection, and guide supplier governance to enable fast creative workflows.