1 to 25 of 26 Part-Time Security Engineer Jobs in the City of London

Job Title: Network Security Engineer Location: Seattle, WA Job Description: We are looking for a skilled Network Security Engineer with expertise in Cisco technologies to join our team in Seattle, WA. As a Network Security Engineer, you will be responsible for designing, implementing, and … maintaining secure network infrastructures to protect our organization's data and systems from cyber threats. Key Responsibilities: - Design, implement, and maintain network security measures to protect organization's data and systems - Monitor network traffic for potential security breaches and respond appropriately to incidents - Conduct regular security audits … and vulnerability assessments to identify and address security risks - Collaborate with cross-functional teams to implement security policies and procedures - Provide technical support and guidance to IT staff on network security best practices - Stay up-to-date on latest security trends and technologies to continuously improve More ❯

Cyber Security Engineer – London Position: Cyber Security Engineer Location: London (Central), United Kingdom Salary: £40,000 - £45,000 + Excellent Benefits Work Schedule: Remote with travel to office/customer site as required A longstanding (20+ years) Managed IT/Internet Service Provider has an exciting … new opportunity for a Cyber Security Engineer to join their team, securing the infrastructure of high-profile customers alongside the internal environment. This business partners with leading tech vendors including Microsoft, Cisco, Juniper, and many more. They add to their customer base year upon year leading them to … ensuring customers’ data, systems, and networks remain secure, and any possible threats eliminated. The position will see you accountable for implementing, configuring, and maintaining security tools and platforms to prevent future vulnerabilities and attacks. You’ll also be responsible for helping to maintain accreditation with information security policies More ❯

Senior Security Engineer Salary: £120-140k + 20-40% Bonus Location: London (Hybrid working – 2-3 days in office per week) I’m currently working with one of the most innovative, tech-driven Investment Management firms who are looking to bring in a Senior Security Engineer to work directly alongside their newly appointed Head of Security Engineering and lead in the build-out of their cloud-native Infrastructure capability . Highly technical position where you will be responsible for not just assessing and threat modelling novel concepts and services to introduce across Security and the wider Tech functions; but leading in the actual design, configuration and implementation. Previous experience in Software Security/Cloud Security Engineering capacity with the ability to comfortably read, write and script in Python will be essential as an in-depth knowledge of deploying Infrastructure as More ❯

leading investment firm is seeking a Senior Cyber Security Engineer to join their London-based team. The successful candidate will play a pivotal role in maintaining and enhancing the security of their information assets. This role requires a strong technical and practical understanding of information security topics and techniques. The Senior Cyber Security Engineer will collaborate with various teams and stakeholders across the business, providing high-quality security guidance. Responsibilities: Responsible for the technical design, implementation, and maintenance of their technical security infrastructure. Develop and enforce security policies, standards, and … guidelines to mitigate risks and ensure compliance with security best practices. Conduct regular risk assessments to identify potential security threats and vulnerabilities. Contribute to awareness and training programs to educate stakeholders on security best practices and policies. Requirements and Skills: Formal qualifications or certification in enterprise-level More ❯

Contract Role: Security Engineer – ForgeRock (IAM & Cloud Security) Location: London (Hybrid – 2 days onsite) Rate: Up to £800/day (PAYE) Duration: 6 months Start Date: 21 April 2025 IR35 Status: PAYE A top-tier financial services organisation is seeking a Security Engineer with deep … expertise in ForgeRock IAM and cloud security . You’ll be leading efforts to secure large-scale identity platforms, automate security workflows, and embed “security by design” into DevSecOps. Key Skills & Responsibilities: 5+ years with ForgeRock IAM stack : PingGateway, PingAM, PingIDM, PingDS Advanced cloud security knowledge … AWS CLI, security controls, policies) Strong experience with PKI, HSMs, certificate lifecycle management Proficiency in penetration testing , threat modeling, and vulnerability management Automating security with GitLab CI/CD, Chef, AWS CLI Collaborating with CISO, engineering, and product teams on secure architecture Completion of ForgeRock 4xx-level training More ❯

Cyber Security Engineer – National Security Projects Salary: £80,000–£90,000 | Location: UK (must be eligible for UK Security Clearance) Step into a mission-critical role shaping the UK’s cyber defence. Ncounter is hiring a Cyber Security Engineer to join a high-impact … software consultancy driving innovation across national security and government infrastructure. Work on cutting-edge, high-stakes programmes where your expertise in secure design, threat mitigation, and operational security will directly influence national resilience. Collaborate with elite technologists, shape secure systems architecture, and drive strategy in a fast-paced … PKI, cryptography, and secure frameworks Experience in public sector programmes Bonus: PCiIAA, SABSA, TOGAF, or a master’s/STEM degree If you’re security-cleared (or eligible), ready to lead, and want to work where it matters most - apply now with Ncounter. More ❯

Senior Cyber Security Engineer – Contract Location: London (Hybrid) Employment Type: 6-Month Contract Rate: £450/day IR35 Status: Outside IR35 We’re looking for a highly experienced Senior Cyber Security Engineer to join a leading consultancy on a contract basis. This is an exciting opportunity … to work on critical, high-impact projects for enterprise clients, contributing your expertise in security architecture, risk management, and incident response. Key Responsibilities: Lead security assessments and provide expert guidance on risk mitigation Design and implement robust security controls across systems and networks Support incident response and … and infrastructure teams on secure design and delivery Advise clients on best practices aligned with industry standards and frameworks Requirements: Proven experience in cyber security engineering, ideally within consultancy or client-facing roles Strong knowledge of cloud security (AWS, Azure), network security, and SIEM tools Familiarity with More ❯

Security Engineer (Permanent) Location: London or Stockholm Salary: Competitive ☁️ Cloud: Azure or AWS A fast-growing technology company is seeking a Security Engineer to join their team on a permanent basis in either London or Stockholm . This is an exciting opportunity for someone who thrives … paced environments and enjoys working hands-on with modern cloud infrastructure. Key Responsibilities: Design and implement secure infrastructure solutions within Azure or AWS Conduct security risk assessments, audits, and vulnerability scans Develop and enforce security best practices across teams and pipelines Collaborate with development teams to embed security in the CI/CD lifecycle Respond to security incidents and maintain compliance with internal and external standards Ideal Candidate Will Have: 3+ years’ experience in a Security Engineering role or similar Proven expertise in Azure or AWS security tools and architecture Experience working within smaller More ❯

Cloud and Security Engineer Salary range: £55-65,000 pa Location: Hybrid (2 days per week in London office) Organisation: A very well-known UK charity Join a respected UK charity as a Cloud and Security Engineer. This is a fantastic opportunity for a proactive engineer … new AWS (and maintain a small amount of Azure) platforms while supporting a cloud-first strategy. About the Role Working with the Cloud and Security Lead, you’ll contribute to the secure deployment of services and infrastructure, applying best practices in cloud engineering, security, automation, and compliance. You … ll support a hybrid environment (cloud and some on-prem) and play a key role in optimising infrastructure and maintaining robust security operations. Key Responsibilities Help design and manage cloud infrastructure across AWS and Azure. Implement security policies and respond to security events. Use Infrastructure as Code More ❯

Excellent opportunity for anyone with fluent MANDARIN and recent experience as a Network and Security Engineer or with 5 years in this specialist field who is now looking for their next step.This is a corporate banking role, the team need one specialist for the installation, support and maintenance … of network infrastructure and security framework and assist the network and security manager in the administration and maintenance of the Banks IT networking equipment through the support of the network equipment, HO network. Job Title MANDARIN Network and Security Engineer Location London Work style: Onsite office … based role Salary: up to £75000 Per annum Languages: Mandarin Chinese and English Key Responsibilities: 1. Security Monitoring & Incident Response Monitor security tools (firewalls, IDS/IPS, SIEM) to detect and analyze potential threats. Investigate security alerts, logs, and incidents (e.g., malware, unauthorized access, breaches). Assist More ❯

Security Engineer - FTC Salary: £60k to £80k (based on candidate experience) Package: Excellent Bonus + Company Benefits + Pension Scheme Job Type: FTC – 1 year Hybrid Model: 3 days per week in Central London, 2 days remote Sector: Professional Services (previous experience required) About the Client and the … Role: My client, a globally renowned law firm, seeks a highly experienced Security Engineer on a fixed-term contract basis for one year. The Engineer will act as a key figure in ensuring all security requirements are met and maintained to the highest standard within their … large, mostly on-premises financial environment. Key Responsibilities: Lifecycle management of security, covering tools and technology platforms Supporting and managing security tools e.g. EDR, Anti-Virus, SentinelOne, Crowdstrike, Defender Azure, M365, Windows Strong Knowledge with routing and switching technologies (WAN), Network Access Control, Cisco, and Palo Alto Implementation More ❯

Job title : Senior Security Engineer Client : World-Leading Hedge Fund Salary : Up to £185,000 (negotiable DOE) + bonus + exceptional benefits Location : London An award-winning Hedge Fund in London is looking for a talented and passionate Senior Security Engineer to join their world-class … team. This is the perfect opportunity work in one of the most talented security teams in the world, whilst taking ownership over highly exciting and mission-critical, greenfield security projects at one of the most successful names in the world of FinTech. You will work with next-gen … tech and collaborate with some of the brightest minds in the industry. Desired Experience (full job spec available): Strong experience working in technical security roles Experience in vulnerability assessment, penetration testing, and vulnerability management processes, etc. Familiarity with security incident response procedures. Excellent communication skills and the ability More ❯

Network & Security Engineer – Financial Services – £80k + Hybrid (Central London) Permanent | Hybrid (2-3 days in Central London) Our client, a leading player in the financial services sector, is seeking a skilled Network & Security Engineer to join their growing team. This is a permanent opportunity offering … switches. Support BGP peering, route filtering, and optimisation for ultra-low-latency trading environments. Operate and maintain Palo Alto firewalls, GlobalProtect VPNs, and ZScaler security platforms (ZIA/ZPA). Support VMware SD-WAN (VeloCloud) deployments across branch and remote trading locations. Monitor and optimise network performance (latency, throughput More ❯

Overview: Additional Information: Please note, this role requires working full-time onsite, five days per week. NON Negotiable We are seeking an experienced IT Security Engineer to become a vital part of a growing IT Department. This critical role will focus on protecting our information assets through robust … cybersecurity measures, ensuring adherence to best practices, international standards, and local regulations. Ideally suited to candidates who possess expert knowledge of security frameworks including NIST 800, ISO 27001, and cybersecurity guidelines from PRA, FCA, and ICO. Candidates with at least 3 years' relevant experience in finance or banking, particularly … as an information security officer or involvement in regulatory technical projects, are strongly preferred. Key Responsibilities: Develop and maintain cybersecurity policies and procedures, ensuring compliance with industry standards and local regulations. Real-time monitoring of cybersecurity incidents, including incident analysis, investigation, and mitigation. Oversee and maintain security equipment More ❯

About the Role: Altura Partners Cyber practice are partnered with a Cyber SaaS vendor looking for a Senior Cloud Security Engineer (internal facing), responsible for safeguarding their cloud and application environments. You'll be spearheading the design and deployment of security controls in thier AWS environment, adopting …/MDM, finding and addressing posture gaps, and expanding our ability to protect data that really matters. What You'll Do: Design and implement security controls and secure-by-default architecture in AWS and Azure, including but not limited to IAM. Implement secure guardrails for cloud deployments in Terraform … Investigate security incidents in conjunction with team, perform root cause analysis, and recommend corrective actions Participate in on-call and security support responsibilities Collaborate with Engineering, Platform and Development teams to address security issues and implement best practices Develop and maintain security documentation; ISO, NIST and More ❯

Senior Application Security Engineer Salary: up to £100,000 + bonus + benefits Location: UK – Remote This company is scaling its security function and is hiring Senior Application Security Engineers to help embed secure development practices across its engineering teams. You’ll play a hands-on … role in identifying and resolving vulnerabilities, integrating security into the SDLC, helping developers create software that is secure, robust, and production-ready by design. You’ll be joining a high-impact security team at a pivotal point in the company’s growth. The environment spans legacy systems, enterprise … and greenfield builds – making it an ideal opportunity for individuals who thrive in varied, fast-paced environments and enjoys taking ownership of deep technical security challenges. Responsibilities: Proactively identify and fix vulnerabilities across applications, including submitting secure code changes via pull requests. Conduct secure code reviews and provide clear More ❯

We are seeking an experienced Network and Information Security Engineer to join our team. In this role, you will be responsible for managing and configuration of network equipment (Cisco, Juniper,etc.) , and ensuring the smooth operation of our ZSTACK cloud environment. Key Responsibilities: (1) Strictly abide by the … local laws, regulations and company rules and regulations of the country or region to do the relative network maintenance or information security jobs; 1-3 years of experience in network maintenance, configuration, cyber security and information; Hardworking and quick learning. (2) Experience with the details and practical application … of current data protection legislation, and possess an in-depth understanding of the GDPR. (3) Following the guidance of CTG HQ network and information security department to do the relative jobs, reports, support internal and external networks, including VPN setup, DNS management, AP management, firewall configuration, WAF (e.g. Akaimai More ❯

experience) (Please note sponsorship is not available for this role) Due to continued growth, an amazing opportunity has come up for a forward-thinking Security Engineer to help the business as it starts its technology evolution, as it transitions to Microsoft Azure and Azure Stack. This position will … focus on the cloud and infrastructure and will look at the implementation of roadmaps, data mapping and engagement that ensure the security and risk strategy meets regulatory requirements within the broad area of Technology. Attention to detail and a high level of accuracy are key. You will need: • Strong … Azure security experience (Defender for Cloud, Security Center, Key Vault). • Expertise in Windows VM and SQL database security. • Knowledge of network security, firewalls, IDS/IPS, and SIEM. • Experience with PowerShell, Azure Policy, or Infrastructure-as-Code. • Familiarity with compliance frameworks (ISO 27001, NIST, CIS, GDPR More ❯

Senior IT Security Engineer - Zero Trust Permanent Salary 60 - 85K plus bonus and benefits On-site - Central London We are an established, global, financial services trading company looking to grow the infrastructure and security of our trading systems. We are working towards ISO27001, NIST and a zero … trust architecture. You will be based in the UK and required onsite at least 4 days per week. Reporting to the Head of Security/Operations. You will be responsible for all aspects of security from managing the SOC through to setting up PIM/PAM etc, establishing … position offers a really exciting opportunity for someone with a strong technical background who is looking to take on a Senior and develop the security systems whilst still being very hands on. Experience required Familiar with NIST, ISO 27001, ITIL Azure - 5 years experience Info Sec (Azure AD, Defender More ❯

Security Engineer Contractor – Immediate Start Remote with occasional on-site (if required) £430 - £500 Per Day OUTSIDE IR35 We’re supporting a consultancy on an urgent Security Engineering engagement for one of their key customers. This is a hands-on, generalist role supporting a Transformation programme - ideal … Handling a variety of incident response tasks Responding to ad hoc requests from the Transformation team Transferring knowledge to the internal team and maintaining security standards What we’re looking for: Broad security engineering experience across cloud and Microsoft environments Strong incident response and forensic investigation skills Able … to lead investigations, deliver independently, and pick things up quickly Familiarity with Microsoft’s security stack (Defender, Sentinel, Purview etc.) is a bonus More ❯

Help us transform how we protect our customers. Shawbrook is a fast-growing specialist bank with bold plans for growth, and cyber security is at the heart of it. We’re building an in-house capability to get ahead of infrastructure-level threats and reduce our dependency on third … party providers. This is a brand-new role , and you'll be our first dedicated Infrastructure Cyber Security Engineer . If you're excited by ownership, visibility, and being part of a hands-on improvement program, we want to hear from you. What you’ll do Own threat … and network perimeter Investigate, triage and remediate suspicious activity and vulnerabilities Collaborate with internal teams and managed vendors to improve control Lead on technical security improvements and proactive risk reduction Work closely with engineering teams to shift from reactive to proactive Tech you’ll use SD-WAN (Velocloud) Web More ❯

Threat Modelling Engineer - GCP (Senior Associate, Technology) Job Description As a Senior Engineer - Threat Modelling you will be a part of a smart cross-functional team delivering digital business transformation solutions to our clients. This position entails an individual contributor role focused on Security Architecture and Threat … Modelling, encompassing governance, evaluation of public cloud services, and conducting security reviews for Public Cloud Providers. Collaboration and partnership with Engineering, Information Security, Program Management, and Development teams are essential. The candidate will conduct technical architecture reviews to pinpoint security opportunities, identify exploitable threats, and propose mitigation … seeking an ideal candidate with 8+ years of experience in a range of technologies and processes including: •Proficiency in GCP - essential •Strong knowledge of security architecture principles, frameworks, and best practices •Experience working with threat modeling methodologies such as MITRE ATT&CK, STRIDE, PASTA etc. •Overall experience in Cybersecurity More ❯

Senior Cybersecurity Engineer required by my Financial Services client. This is a an 'outside' IR35 contract role which is remote first, with infrequent travel to the City of London. This role sits in a small UK Security Engineering function and will involve a balance between project work, 'tactical … Key current and upcoming projects are in the following areas: * Privileged Access Management (PAM) * Data Loss Prevention (with an element of AI) * Managed Services Security Providers (MSSP) * Network segmentation This role would suit someone with a security engineering background across projects and BAU, an ability to contribute to … full JD I can share once we've spoken, but these are the key requirements: * Endpoint Detection and Response, WAF, Privileged Access Management, Cloud Security, CASB, Firewalls, SIEM platforms * Microsoft tech stack - Azure, M365, Windows Server 201202022, OnPrem EntraID * Security framework knowledge across NIST CSF, ISO 27001, CIS More ❯

Senior Network Engineer – AWS Cloud and On-Prem London offices + Hybrid working options Salary up to £80k+ Benefits Our client’s software products include AI and Automation software used globally by a range of external customers. The Senior Network Engineer will play a key role in the … implementation and support of their on-prem and cloud-based network infrastructure with a focus on security, reliability, and scalability. The Senior Network Engineer will support these global customers at a senior level so previous experience in a similar role is essential, but the company offer excellent training More ❯

Defender Clear progression plan into consultancy Be part of a rapidly expanding business who put their people first! You will be part of the Security Platforms team, working on both internal and external projects, onboarding, and advising customers on Azure Sentinel. You will be focused on Cloud Security … acting as the SME within this space. Essential Skills Experience in SIEM and EDR (Any Vendor) Policy and process knowledge – PCI/NIST Understand security requirements in the Cloud and be able to drive technical implementation requirements Drive policy, process and procedure development. Duties & Responsibilities You will have the … be responsible for supporting a number of existing key customers across a range of Cyber and Cloud technologies. Onboard customers onto cutting edge Cloud Security products. Identify and shape Security Managed Services from Public Cloud platforms. Provide consultancy support to the Security aspects of the Cloud to More ❯