1 to 25 of 119 Remote Senior Security Engineer Jobs

Senior Application Security Engineer / DevSecOps Engineer

Hiring Organisation
Additional Resources
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum
Senior Application Security Engineer Do you have a background in Application Security, DevSecOps or Product Security, with hands-on experience embedding application security into the SDLC If so, this could be an opportunity worth considering. Join a well-established health research organisation and charity … supporting large-scale medical research. You will work closely with engineering, architecture and cloud teams to integrate security throughout the software development lifecycle. Microsoft Azure and KQL experience are essential, alongside relevant experience in CI/CD, Kubernetes, API security, security-as-code and security automation. ...

Senior Application Security Engineer / DevSecOps Engineer

Location
Greater London, England, United Kingdom
have a background in Application Security, DevSecOps or Product Security, with hands:on experience embedding application security into the SDLC? If so, this could be an opportunity worth considering.Join a well:established health research organisation and charity supporting large:scale medical research. You will work closely with … engineering, architecture and cloud teams to integrate security throughout the software development lifecycle. Microsoft Azure and KQL experience are essential, alongside relevant experience in CI/CD, Kubernetes, API security, security:as:code and security automation. This is a hands:on application security role focused ...

Senior / 3rd Line IT Engineer - Infrastructure & Cyber Security

Hiring Organisation
RecruitmentRevolution.com
Location
CO4, Mile End, Essex, United Kingdom
Employment Type
Permanent
built solid 3rd Line infrastructure experience. You know how to get to the bottom of complex technical problems, understand the importance of security and you're ready for more ownership. This could be that step. Join Bulk™ , one of Europe's leading active nutrition brands, and take ownership across … infrastructure and cyber security environment supporting our fast-moving digital business. You'll work across cloud, networks, endpoints and security, strengthen our email security, help lead our upcoming Cyber Essentials project and tackle the security challenges that come with our rapidly evolving use of AI. ...

Senior Security Engineer

Location
Greater London, England, United Kingdom
Staff Software Security Engineer Salary: Up to £135,000 + Benefits Location: London (Hybrid – 3 days per week in the office) We are currently looking for a Staff Software Security Engineer to join a fast-growing, innovative technology business operating at the forefront … data-driven products. This is an exciting opportunity to join a highly collaborative, engineering-led environment where security is viewed as a key enabler of innovation. Reporting to the Head of Engineering, the Staff Software Security Engineer will play a pivotal role in shaping the organisation ...

Senior Cloud Security Engineer (GCP) - Engine by Starling

Location
City Of London, England, United Kingdom
able to interact and collaborate in person. About Engineering at Engine by Starling - https://enginebystarling.com/careers/engineering/As a Security Engineer at Engine, you'll be working on helping to keep our infrastructure secure and compliant and our staff safe and productive. … working on projects covering identity and access management, cloud and network security, vulnerability management, security monitoring, security hardening, compliance reviews, and more. It's a very varied role with lots of close interaction with the infrastructure, security engineering, cross-cutting and compliance teams. We are looking ...

Senior Security Engineer - 12 Months FTC London

Location
Greater London, England, United Kingdom
Senior Security Engineer - 12 Months FTC London Senior Security Engineer - 12 Months FTC Join Pay.UK as a Senior Security Engineer and help protect the systems that support everyday payments across the UK. This role provides an opportunity to put advanced security engineering skills to work in a setting where trust, reliability, and clear standards are valued every day. You’ll work on security within the organisation that maintains and develops UK retail payment systems processing over 11 billion transactions worth over £10 trillion each year. We’re looking ...

Senior Cyber Security Engineer

Hiring Organisation
Addition
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 per day
Senior Cyber Security Engineer Start Date: TBC £600 per day Location: TBC | Hybrid Arrangement We’re partnering with a growing technology organisation to appoint an experienced Senior Cyber Security Engineer specialising in CyberArk and privileged access management. This is a senior technical role … with responsibility for the design, deployment and ongoing health of security tooling across multiple managed client environments. CyberArk will be your deepest area of expertise, complemented by hands-on experience across the wider modern security stack, including Zscaler, EDR, SIEM and vulnerability management. The Opportunity As Senior ...

Senior AI Security Engineer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650 per day
Role: Senior AI Security Engineer Location: London (Hybrid) Duration: 6 Months Day rate: £600 - £650 Inside IR35 About the Role We are looking for a Senior Security Engineer - AI to play a critical role in designing and embedding security controls across AI-driven … agentic systems. You will ensure secure-by-design principles are applied throughout the software development lifecycle while helping shape and deliver our reimagined Information Security vision. This role will focus on the design, testing, piloting and deployment of security solutions that support the automation of security processes ...

Senior iOS Security Engineer – ProdSec

Location
Greater London, England, United Kingdom
Senior iOS Security Engineer (ProdSec) at iProov Senior iOS Security Engineer About iProov iProov provides science-based biometric solutions that enable the world’s most security-conscious organizations to streamline secure remote onboarding and authentication for digital and physical access. Our award-winning … against deepfakes and generative AI threats while ensuring effortless, scalable user experiences. Trusted by leading governments and enterprises, including the U.S. Department of Homeland Security, U.K. Home Office, GovTech Singapore, ING, and UBS, iProov sets the standard in biometric identity assurance. The Role Reports to: Head of Red Team ...

Senior Security Engineer, Detection and Response

Location
Greater London, England, United Kingdom
Continuous Threat Exposure Management (CTEM). The HackerOne Platform unites agentic AI solutions with the ingenuity of the world’s largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. Through solutions like bug bounty, vulnerability disclosure, agentic pentesting … teaming, and code security, HackerOne delivers measurable, continuous reduction of cyber risk for enterprises. Industry leaders, including Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, UK Ministry of Defence, and the U.S. Department of Defense, trust HackerOne to safeguard their digital ecosystems. HackerOne was recognized in Gartner’s Emerging ...

Senior Security Engineer

Location
Greater London, England, United Kingdom
safety of their MPC-secured wallets. By reducing settlement time for transfers to a few milliseconds (without blockchain network dependency) and offering enhanced security measures, ClearLoop is rapidly reshaping the way asset managers trade and manage capital. In addition to industry-leading security certifications, Copper … applies to all stages of product production: from conceptualisation to architecture, to build, to release, to iteration and support. Team Purpose Copper’s Information Security department keep the business’ systems and network resources secure and protect the company, employees, and client data. The Infrastructure Security team focuses ...

Senior AI Security Engineer

Location
Greater London, England, United Kingdom
Salary: Up to £120,000 + Bonus & Excellent Benefits The Opportunity We are seeking a Senior AI Security Engineer to join a leading global financial institution, working on the development and security of the organisation's next-generation Generative AI and LLM-based applications . This … specialist engineering role focused on designing, developing and enhancing a GenAI prompt security platform , helping protect enterprise AI applications from prompt injection, adversarial attacks and emerging AI security threats . You will work closely with Engineering, Cyber Security and Operations teams across the organisation to build secure ...

Senior Cyber Security Engineer

Location
Reading, England, United Kingdom
title Senior Cyber Security Engineer Ref 45198 Division Digital Location Hybrid - Clearwater Court - RG1 8DB Contract type Permanent Full/Part-time Full-time Salary Competitive salary up to £78,000 per annum Job grade B Closing date 23/09/2026 As a Senior Cyber Security Engineer , you will play a critical role in delivering Thames Water's cyber strategy, with responsibility for the design, implementation, and ongoing effectiveness of security capabilities across IT and OT environments. You will engineer and maintain the technical capabilities that enable early threat ...

Senior Security Engineer

Hiring Organisation
Taylor James Resourcing
Location
London, UK
Employment Type
Full-time
Date: 10 Apr 2026Sector: ITType: PermanentLocation: LondonSalary: 80000 - 95000 per annumEmail: duncan@taylorjamesresourcing.comRef: DB100426 Senior Security Engineer, reporting to the IT Security Officer, you will work as part of a 3-person IT Security team. As the Senior Security Engineer, you should … have at least 5 years security team leadership and project management. You will implement and maintain robust security systems and protocols across the IT infrastructure. You will conduct risk assessments and vulnerability scans, mitigate vulnerabilities identified in penetration testing, and implement preventative measures to protect against cyber threats. ...

Senior Application Security Engineer

Hiring Organisation
Cloudsmith
Location
Belfast, UK
Employment Type
Full-time
looking for a deeply technical Application Security Engineer to embed inside engineering and help secure Cloudsmith 2.0, the operating system for the modern software supply chain. The ideal person is a software engineer at heart who chose to specialize in security. You should be comfortable moving between … code, architecture, and security design. About CloudsmithCloudsmith is building the operating system for the modern software supply chain. We run a global, fully managed, multi-tenant SaaS platform that helps organizations, from startups to the Fortune 500, secure, govern, and distribute software artifacts at scale. Worldwide, our customers ...

Senior Cloud Security Engineer (GCP) - Engine by Starling

Location
Greater London, England, United Kingdom
able to interact and collaborate in person. Engineering at Engine by Starling —https://enginebystarling.com/careers/engineering/As a Security Engineer at Engine, you'll be working on helping to keep our infrastructure secure and compliant and our staff safe and productive. … working on projects covering identity and access management, cloud and network security, vulnerability management, security monitoring, security hardening, compliance reviews, and more. It's a very varied role with lots of close interaction with the infrastructure, security engineering, cross-cutting and compliance teams. We are looking ...

Senior Security Engineer- Contract - Hybrid/West Midlands

Hiring Organisation
Adecco
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Senior Security Engineer- Contract Hybrid/West Midlands Type: 6 Month Contract Day Rate: Market Rates (Outside IR35) Location: West Midlands/Hybrid Start: ASAP We are seeking a dynamic and experienced Senior Security Engineer to enhance the security posture and safeguard critical … assets. This is an exciting opportunity for a skilled professional looking to make a significant impact in a fast-paced environment. You will Provide security leadership and guidance across delivery teams. Assess security posture, controls, risks and compliance obligations. Drive alignment to enterprise security requirements and secure ...

Senior Security Engineer- Contract - Hybrid/West Midlands

Hiring Organisation
Adecco
Location
West Midlands, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Senior Security Engineer- Contract Hybrid/West Midlands Type: 6 Month Contract Day Rate: Market Rates (Outside IR35) Location: West Midlands/Hybrid Start: ASAP We are seeking a dynamic and experienced Senior Security Engineer to enhance the security posture and safeguard critical … assets. This is an exciting opportunity for a skilled professional looking to make a significant impact in a fast-paced environment. You will Provide security leadership and guidance across delivery teams. Assess security posture, controls, risks and compliance obligations. Drive alignment to enterprise security requirements and secure ...

Senior Security Engineer- Contract - Hybrid/West Midlands

Hiring Organisation
Adecco
Location
West Midlands, United Kingdom
Employment Type
Contract
Senior Security Engineer- Contract Hybrid/West Midlands Type: 6 Month Contract Day Rate: Market Rates (Outside IR35) Location: West Midlands/Hybrid Start: ASAP We are seeking a dynamic and experienced Senior Security Engineer to enhance the security posture and safeguard critical … assets. This is an exciting opportunity for a skilled professional looking to make a significant impact in a fast-paced environment. You will Provide security leadership and guidance across delivery teams. Assess security posture, controls, risks and compliance obligations. Drive alignment to enterprise security requirements and secure ...

Senior Security Engineer

Location
Stepps, Dunbartonshire, United Kingdom
Role: Senior Security Engineer Glasgow Hybrid Working Up to £81,000 + 15% Bonus Travel: Circa 2 days per week to operational sites across the UK Help Shape the Future of Renewable Energy Security As Senior Security Engineer, you will play … including hydro, wind, solar, battery storage and gas generation. With significant investment underway and increasing regulatory requirements, you will have the opportunity to influence security strategy, design future-state OT architectures, and help protect critical national infrastructure that keeps the UKs energy network running. This is a highly visible ...

Senior Cyber Security Engineer (EDR)

Hiring Organisation
Sanderson Government and Defence
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
Senior Security Engineer - Monitoring & Detection Hybrid Working (Bristol, London, Manchester or Swansea) £55,000 - £85,000 + Benefits Active SC Clearance Required Join a Team Protecting Critical Digital Services We're looking for an experienced Senior Security Engineer - Monitoring & Detection to play … scale, cloud-based environments supporting critical public sector and government services. This is a hands-on engineering role focused on threat detection, SIEM engineering, security monitoring, log management, and SOC optimisation . You'll design and enhance detection capabilities, improve security visibility, and ensure organisations can rapidly identify ...

Senior Information Security Engineer

Location
Worsley, England, United Kingdom
Senior Information Security Engineer Date posted: 2026-09-09 Location: Alder Forest, Greater Manchester, GB, M30 8 Application deadline: 2026-12-08T18:36:18 Were recruiting a Senior Information Security Engineer to support the Chief Information Security Officer in managing and reducing … information security risks across Technology Services. This is a hands‐on, technical engineering role where you'll help design, build and continuously improve the security controls, platforms and infrastructure that protect AJ Bell and our customers. You’ll be at the forefront of how we evolve our security ...

Senior Security Operations Engineer New London

Location
Greater London, England, United Kingdom
connected organisations, all working together to defend against cybersecurity attacks in the supply chain. Organisations rely on us to establish trust, through sharing their security maturity and visualising the risks posed by their supply chain ecosystem. And we’re already trusted by customers like ASOS, British Airways, BAE Systems … high to find the best solutions we can and always put our users first. The team: You’ll join the Director of Information Security supporting and collaborating with all parts of the business to deliver a secure environment enabling impactful outcomes for Risk Ledger and our customers. This role ...

Senior Cloud Security Engineer

Hiring Organisation
Checkout.com
Location
London, UK
Employment Type
Full-time
shaping the future of fintech – and we're just getting started. The roleCheckout.com is scaling a multi-cloud environment at pace, and security architecture is central to how we do it safely. As Senior Cloud Security Engineer, you'll work closely with Engineering, GRC, Technology Risk … Security Operations to embed security into every design decision and to make sure we can see what's happening across the estate once it's live. You'll help embed security within the design phase and ongoing operations of our multi-cloud posture, define guardrails and policy ...

Senior Security Engineer - IT & OT

Location
Nuneaton, England, United Kingdom
Senior Security Engineer - IT & OT (39810) London or Nuneaton | Full-time | Hybrid We offer hybrid working, with an expectation that you'll attend one of our Holland & Barrett offices in London or Nuneaton (or another designated location) on an ad hoc basis, as required for business needs. … Back every body At Holland & Barrett, we're on a mission to make health and wellness a way of life for everyone. As our Senior IT/OT Cyber Engineer , you'll play a critical role in protecting the technology that keeps our stores, warehouses and operational environments ...