1 to 25 of 42 Senior Security Engineer Jobs

Senior Security Engineer (Defender, PurView, Sentinel)

Hiring Organisation
InvitISE Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £500 per day
looking for a Senior Security Engineer for our growing, prestigious client in the data sector, based in London, on an initial 3 - 6 month contract basis paying £500 per day Outside IR35. This role offers hybrid working with an expectation to be in the office 3 days … week. You’ll be joining a technical team focused on strengthening cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsoft’s security toolset across the organisation. ...

Senior Security Engineer (Defender, PurView, Sentinel)

Hiring Organisation
Invitise
Location
EC1A, Clerkenwell, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
looking for a Senior Security Engineer for our client in the data sector, based in London, on an initial 3 to 6 month contract paying up to £500 per day Outside IR35. This role offers hybrid working with an expectation to attend the office 3 days … week. You will focus on hands-on remediation across Azure and endpoint environments, improving Defender for Cloud findings, closing vulnerabilities, and strengthening security posture. The role is delivery-led and ideal for someone who enjoys fixing issues rather than only advising. The successful Senior Security Engineer ...

Senior Security Engineer Cloud SaaS

Hiring Organisation
Client Server
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior Security Engineer (Cloud SaaS AWS GCP) London/WFH to £130k Are you a cloud security technologist looking for an opportunity to progress your career in a senior, hands-on role within a collaborative, diverse team environment? You could be joining a fast-growing … backed multi-product technology company. As a Senior Security Engineer you'll design and implement robust, forward-thinking security strategies, policies and procedures to safeguard the business' systems, networks and data, collaborating as part of the wider platform engineering team with a focus on cloud security ...

Senior Security Engineer

Hiring Organisation
Quorum Network Resources
Location
Edinburgh, City of Edinburgh, United Kingdom
Employment Type
Permanent
Senior Security Engineer | Microsoft Solutions Partner | Edinburgh | Highly Competitive Pay, Performance Bonus + Exceptional Benefits Strengthen Defences. Hunt Threats. Shape the Future of Cybersecurity. Are you ready to take your cyber security expertise to the next level? Join Quorum, a leading Microsoft Solutions Partner and Tier … average IT consultancy—we’re employee-owned, award-winning, and proud holders of 5 out of 6 Microsoft Designations and 3 Specialisations in Cloud Security, Identity & Access Management, and Microsoft Teams Calling. Now, we’re growing our Managed Security Services team and looking for a Senior Security ...

Senior Security Engineer

Hiring Organisation
Quorum Network Resources
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent
Senior Security Engineer | Microsoft Solutions Partner | Edinburgh | Highly Competitive Pay, Performance Bonus + Exceptional Benefits Strengthen Defences. Hunt Threats. Shape the Future of Cybersecurity. Are you ready to take your cyber security expertise to the next level? Join Quorum, a leading Microsoft Solutions Partner and Tier … average IT consultancy—we're employee-owned, award-winning, and proud holders of 5 out of 6 Microsoft Designations and 3 Specialisations in Cloud Security, Identity & Access Management, and Microsoft Teams Calling. Now, we're growing our Managed Security Services team and looking for a Senior Security ...

Senior Security Engineer £500 - £700 Outside IR35 3 Months Fully Remote

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
Senior Security Engineer | £500 - £700 | Outside IR35 | 3 Months | Fully Remote We’re hiring a Cybersecurity Engineer to support a client on a 3-month initial contract focused on achieving SOC 2 and ISO 27001 compliance. This role is Outside IR35, fully remote, and offers … daily rate of £500–£700.The successful candidate will play an integral role in spearheading security tool integration and driving the implementation of controls, monitoring, and documentation for compliance readiness. Key Requirements Proven experience in s ecurity engineering and compliance delivery Deep understanding of SOC 2, ISO 27001, GRC frameworks ...

Senior Principal Offensive Security Engineer (Penetration Tester)

Hiring Organisation
Oracle
Location
Netherlands
Employment Type
Permanent
Salary
EUR Annual
Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability research, static and dynamic analysis research, penetration testing, red-teaming, and security tool development. We ensure the security of the software and hardware that runs our cloud infrastructure and strive for continuous improvement. The OCI Offensive Security group works as a team. We don't fit people into predefined roles. We bring together the right people who enhance team ...

Senior Cloud Security Engineer Kubernetes

Hiring Organisation
Broster Buchanan
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £120,000 per annum
Senior Cloud Security Engineer KUBERNETES expert REMOTE Senior Cloud Security Engineer - KUBERNETESREMOTEPermanent Our client has revolutionised the world of payments with their cutting-edge technology and innovative solutions. You will join a team of defensive security engineers directly maintaining and expanding security … team. The team report into the CISO and work alongside the other functional pillars of InfoSec. Role You will build and run defensive security controls for highly-available multi-cloud payment systems running the latest technology. You will understand current threats, exploitation paths and risk tradeoffs in order ...

Senior Information Security Engineer

Hiring Organisation
Cyber Security District
Location
Amsterdam, Noord-Holland, Netherlands
Employment Type
Permanent
Salary
EUR Annual
Senior Information Security Engineer Global Leader in Internet Infrastructure & Security Innovation Amsterdam, The Netherlands (Hybrid) Are you passionate about securing the backbone of the Internet and building world-class defenses? Join our client, a leading international organization at the heart of the global Internet infrastructure known … commitment to security, innovation, and open collaboration. This organization ensures the stability and reliability of the Internet, supporting millions of users worldwide through cutting-edge technology and resilient operations. As a Senior Information Security Engineer, you'll play a key role in protecting mission-critical systems ...

Senior Network Security Engineer - WAF

Hiring Organisation
Revybe IT Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £500 per day
Senior Network Security Engineer - WAF 6 months contract Up to £500 per day (Inside IR35) Fully Remote We’re looking for a Senior Network Security Engineer with strong WAF and cloud security experience to join on a 6-month contract. You will take … ownership of our web application security posture, drive improvements across our network security stack, and support key projects focused on cloud, firewall, and WAF optimisation. Key Responsibilities Lead the configuration, tuning, and optimisation of Barracuda WAF platforms Support and enhance Azure networking components including VNets, NSGs, firewalls, load ...

Senior Application Security Engineer

Hiring Organisation
Nextech Group Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Title: Senior Application Security Engineer Salary: £70,000 Location: Reading/remote About the Organisation Join a fast-growing UK technology and consulting firm that's investing heavily in cutting-edge cyber security. With a strong focus on innovation, collaboration, and professional development, this company empowers … business that values expertise, agility, and doing the right thing - where everyone has the opportunity to make a genuine impact. About the Role The Senior Application Security Engineer will play a key role in protecting the organisation's infrastructure, cloud platforms, and applications. Working within a highly ...

Senior Security Solutions Engineer

Hiring Organisation
Nebius
Location
Netherlands
Employment Type
Permanent
Salary
EUR Annual
with deep expertise across hardware and software engineering, as well as an in-house AI R&D team. The role: We are seeking a Senior Security Solutions Engineer with a strong background in strategic solution evaluation, vendor assessment, and hands-on Proof-of-Concept (PoC) validation. This … role is a crucial bridge between identifying customer security requirements and implementing best-in-class, enterprise-grade solutions. You will be responsible for defining the criteria, researching the market, and executing technical validation for all major security tooling and services adopted by the company. Key responsibilities: 1. Strategic ...

Senior Security Engineer

Hiring Organisation
Quorum Network Resources
Location
Edinburgh, Midlothian, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Senior Security Engineer Microsoft Solutions Partner Edinburgh Highly Competitive Pay, Performance Bonus + Exceptional Benefits Strengthen Defences. Hunt Threats. Shape the Future of Cybersecurity. Are you ready to take your cyber security expertise to the next level? Join Quorum, a leading Microsoft Solutions Partner and Tier ...

Senior Security Engineer - SIEM, KQL

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
Security Engineer - SIEM, KQL- sought by investment bank based in London. *Inside IR35 - 3 days a week on-site** Key Responsibilities SIEM Management & Optimization: Design, implement, and maintain Microsoft Sentinel workspaces, connectors, analytics rules, and playbooks Develop advanced KQL queries for threat hunting and reporting Optimize SIEM performance … Detection & Use Case Development: Develop and refine detection rules based on threat intelligence and attack patterns Continuously improve detection efficacy and reduce false positives Security Monitoring & Incident Response: Monitor systems for anomalies and malicious activity Contribute to threat hunting and incident response playbooks Provide expert guidance on securing applications ...

Senior Application Security Engineer

Hiring Organisation
Nextech
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 per annum
Title: Senior Application Security EngineerSalary: £70,000Location: Reading/remote About the Organisation Join a fast-growing UK technology and consulting firm that's investing heavily in cutting-edge cyber security. With a strong focus on innovation, collaboration, and professional development, this company empowers its people to shape … business that values expertise, agility, and doing the right thing - where everyone has the opportunity to make a genuine impact. About the Role The Senior Application Security Engineer will play a key role in protecting the organisation's infrastructure, cloud platforms, and applications. Working within a highly ...

Senior Application Security Engineer

Hiring Organisation
Nextech
Location
Birmingham, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 per annum
Title: Senior Application Security EngineerSalary: £70,000Location: Reading/remote About the Organisation Join a fast-growing UK technology and consulting firm that's investing heavily in cutting-edge cyber security. With a strong focus on innovation, collaboration, and professional development, this company empowers its people to shape … business that values expertise, agility, and doing the right thing - where everyone has the opportunity to make a genuine impact. About the Role The Senior Application Security Engineer will play a key role in protecting the organisation's infrastructure, cloud platforms, and applications. Working within a highly ...

Senior Information Security Engineer

Hiring Organisation
AJ BELL BUSINESS SOLUTIONS LIMITED
Location
Salford, Greater Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£90,000
support the Chief Information Security Officer in managing and reporting the Information Security Risks faced by Technology Services (TS) in delivering AJ Bells systems and services. This role is responsible for playing a lead role in designing and implementing improvement to the Cybersecurity risk management tools, systems … processes. Key to this is assisting and supporting the Information Security team to drive continual improvement through innovation, automation and integration of its tools and processes. The key responsibilities of the role are: Lead the delivery and maintenance of technical enterprise security solutions for (but not limited ...

Senior Network Engineer (Network & Security Operations) - Home Based

Hiring Organisation
Dynamic Search Solutions Ltd
Location
Congleton, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
Title: Senior Network Engineer (Network & Security Operations) Location: Home-Based (UK) Type: Full-Time, Permanent Salary: £45,000 + Benefits We are seeking an experienced Senior Network Engineer to join a growing network operations team, providing senior-level support across complex enterprise network … security environments . This role is focused on BAU support, troubleshooting, and operational stability , supporting critical customer infrastructure in a home-based capacity. You will act as a senior escalation point within the team, supporting secure, resilient LAN, WLAN, and network security platforms , while helping to drive ...

Infrastructure Engineer Snr - Palo Alto - Security focus

Hiring Organisation
Hireful
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
have a mixture of Infrastructure and Cyber Security skills? Would you like to join a large (45,000 and counting) growing global organisation? If so we could have the job for you... Role - Snr IT Infrastructure Engineer - Cyber aka : IT Security Engineer, Infrastructure Engineer, Network … Security Engineer, Location – Milton Keynes Hybrid 3 days office 2 Home Salary - to 57K – 5K Bonus 5% Pension, 25 Days (Rising to 30 + Buy/Sell), Health Plan We're partnered with a growing global group looking for an engineer with strong infrastructure experience ...

Senior/Principal Security Infrastructure Engineer

Hiring Organisation
IO Associates
Location
Bristol, Somerset, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 90,000 Annual
Senior/Principle Security Infrastructure Engineer Permanent | £70,000 to £90,000 | Bristol (hybrid) Our client is seeking a Senior/Principle Security Infrastructure Engineer to provide technical leadership and hands-on expertise in securing enterprise infrastructure and networks. This role focuses on resilience … Group Policies Deploy and manage MFA solutions (YubiKey, RSA) for enterprise identity and access protection Secure virtualisation platforms (Hyper-V, VMware) and implement endpoint security (EDR, anti-malware, DLP) Operate and optimise SIEM tools (Splunk, Microsoft Sentinel) for threat detection and incident response Perform vulnerability assessments using Qualys ...

Senior/Principal Security Infrastructure Engineer

Hiring Organisation
IO Associates
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Permanent
Salary
£90,000
Senior/Principle Security Infrastructure Engineer Permanent | £70,000 to £90,000 | Bristol (hybrid) Our client is seeking a Senior/Principle Security Infrastructure Engineer to provide technical leadership and hands-on expertise in securing enterprise infrastructure and networks. This role focuses on resilience … Group Policies Deploy and manage MFA solutions (YubiKey, RSA) for enterprise identity and access protection Secure virtualisation platforms (Hyper-V, VMware) and implement endpoint security (EDR, anti-malware, DLP) Operate and optimise SIEM tools (Splunk, Microsoft Sentinel) for threat detection and incident response Perform vulnerability assessments using Qualys ...

Senior Infrastructure Security Engineer (Remote from Ireland)

Hiring Organisation
Jobgether
Location
Ireland
Employment Type
Permanent
Salary
EUR Annual
This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Infrastructure Security Engineer in Ireland . In this role, you will strengthen mission critical cloud and platform infrastructure by leading high impact security initiatives from design through … delivery. You will collaborate closely with engineering, SRE, and infrastructure teams to embed security into cloud native systems at scale. This position requires deep technical expertise, strong architectural thinking, and the ability to guide cross functional stakeholders toward secure by default implementations. You will influence security strategy, build ...

Senior Cloud Security Engineer (data Security)

Hiring Organisation
N26 GmbH
Location
Berlin, Germany
Employment Type
Permanent
Salary
EUR Annual
passionate about cybersecurity and eager to make a real impact in a dynamic environment? Look no further! We are on the lookout for a Senior Cloud Security Engineer with deep expertise in Data Loss Prevention and Data Security Posture Management within cloud environments, who is ready ...

Infrastructure Engineer Snr - Palo Alto - Security focus

Hiring Organisation
Hireful
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
have a mixture of Infrastructure and Cyber Security skills? Would you like to join a large (45,000 and counting) growing global organisation? If so we could have the job for you Role - Snr IT Infrastructure Engineer - Cyber aka : IT Security Engineer, Infrastructure Engineer, Network … Security Engineer, Location - Milton Keynes Hybrid 3 days office 2 Home Salary - to 57K - 5K Bonus 5% Pensio click apply for full job details ...

Infrastructure Engineer Snr - Palo Alto - Security focus

Hiring Organisation
hireful
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
have a mixture of Infrastructure and Cyber Security skills? Would you like to join a large (45,000 and counting) growing global organisation? If so we could have the job for you... Role - Snr IT Infrastructure Engineer - Cyber aka : IT Security Engineer, Infrastructure Engineer, Network … Security Engineer, Location – Milton Keynes Hybrid 3 days office xxuwjjq 2 Home Salary - to 57K – 5K Bonus 5% Pensio Ready to make your application Please do read through the description at least once before clicking on Apply. Please click on the apply button to read the full ...