Cybersecurity Engineer Jobs in London

Cybersecurity Engineer jobs in London hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $170,397/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

London
AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

NMI

nmi.com
NMI is a leading provider of payment processing solutions. The company's platform helps businesses accept payments from a variety of sources, including credit cards, debit cards, ACH, and more. NMI's platform offers a range of features, including: Payment gateway Merchant account Payment processing Fraud prevention Customer support NMI's platform is designed to be secure and reliable, with a focus on providing businesses with a seamless payment experience.
nmi.com • Cape Town • Bristol • FinTech • Financial Services • Payments
Cape Town • Bristol • FinTech • Financial Services • Payments
Verified live · 2 hours ago 29 days ago

Senior Staff Information Security Engineer

$113k – $231k per year (Estimated) • Staff+ • Remote (United Kingdom, Canada, United States) • Staff
Python
DevOps
AWS
CI/CD
Platform Engineering
Kubernetes
Cybersecurity
GDPR
ISO 27001
PCI DSS
SOC 2
Apply
Verified live · 2 hours ago 29 days ago

Senior Staff Information Security Engineer

$121k – $251k per year (Estimated) • Staff+ • Remote (United States, United Kingdom, Canada) • Staff
Python
DevOps
AWS
CI/CD
Platform Engineering
Kubernetes
Cybersecurity
GDPR
ISO 27001
PCI DSS
SOC 2
Apply
Verified live · 2 hours ago 29 days ago

Senior Staff Information Security Engineer

$122k – $176k per year • Staff+ • Remote (United Kingdom, United States, Canada) • Staff
Python
DevOps
AWS
CI/CD
Platform Engineering
Kubernetes
Cybersecurity
GDPR
ISO 27001
PCI DSS
SOC 2
Apply
Report

Chainguard

chainguard.dev
Chainguard is a cybersecurity company specializing in supply chain security and container image hardening for modern software development. The company is best known for creating minimalist, zero-vulnerability container base images called Chainguard Images, which significantly reduce the attack surface for enterprise applications. Founded by open-source security leaders, Chainguard helps organizations automate software security compliance and protect their build pipelines against supply chain attacks.
chainguard.dev • HQ: New York, United States • Software • Cybersecurity • DevSecOps • Est. 2021
HQ: New York, United States • Software • Cybersecurity • DevSecOps • Est. 2021
Verified live · 6 hours ago 18 days ago

Staff Vulnerability Management Engineer

$84k – $212k per year (Estimated) • Equity • Staff+ • 7+ years exp • Remote (United Kingdom, United States) • PhD • Staff
JavaScript
Python
Databases
Snowflake
AI/ML
AI Agents
Spark
Human-in-the-Loop
OpenAI
Apply
Verified live · 6 hours ago 3 months ago

Senior Product Security Engineer

$76k – $173k per year (Estimated) • Equity • Senior • 7+ years exp • Remote (United Kingdom, United States) • PhD • Internship • Senior
Python
Databases
Snowflake
AI/ML
AI Agents
Spark
OpenAI
DevOps
AWS
CI/CD
GCP
GitHub Actions
Kubernetes
Tekton
GitHub
IAM
Cybersecurity
Cosign
SBOM
Sigstore
SLSA
Kyverno
Apply
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Veracode

veracode.com
Adaptive application security for the AI era. Build and run secure software from code to cloud with Veracode.
veracode.com • Burlington • London • Dallas • Financial Services • Application Security • Cybersecurity
Burlington • London • Dallas • Financial Services • Application Security • Cybersecurity
$79k – $179k per year (Estimated) • Senior • 5+ years expIn office (London, United Kingdom) • Senior
CI/CD
Cybersecurity
Veracode
Apply
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OpenZeppelin

openzeppelin.com
OpenZeppelin is a smart contract security company founded in 2015 with origins in Buenos Aires. Its open-source contract libraries are the de facto standard for token and access control implementations across Ethereum and compatible chains. The firm also performs audits and sells Defender, a platform for secure contract operations, upgrades and incident response.
openzeppelin.com • HQ: Buenos Aires, Argentina • Cybersecurity • Financial Services • Blockchain & Crypto • Est. 2015
HQ: Buenos Aires, Argentina • Cybersecurity • Financial Services • Blockchain & Crypto • Est. 2015
Open 2063 daysVerified live · 7 hours ago 5 years ago

Blockchain Security Researcher - Future Openings

Remote • Contractor • English: C1
Solidity
Cairo
Go
Move
Rust
Cairo
OpenZeppelin Cairo
Solidity
Certora
Echidna
Halmos
Cybersecurity
Threat Modeling
Web3
Aave
DeFi
Ethereum
OpenZeppelin
Smart Contracts
Uniswap
Aptos
Cosmos
Cosmos SDK
Foundry
Solana
Starknet
Stellar
Sui
Apply
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Humanoid

thehumanoid.ai
Humanoid (SKL Robotics Ltd.) is an AI and physical robotics company headquartered in London, United Kingdom, with operations in Boston and Vancouver. Founded in 2024 by CEO Artem Sokolov, the company develops commercially scalable, general-purpose humanoid robots designed to safely collaborate alongside human workers in manufacturing, logistics, and industrial environments.
thehumanoid.ai • HQ: London, United Kingdom • Hardware • Military • Robotics • Humanoid Robots • Military Robotics • Robotics Hardware • 501-1000 employees • Est. 2024
HQ: London, United Kingdom • Hardware • Military • Robotics • Humanoid Robots • Military Robotics • Robotics Hardware • 501-1000 employees • Est. 2024
Verified live · 1 day ago 19 days ago

IT Operations & Cyber Lead

$93k – $182k per year (Estimated) • Equity • Lead • In office (London, United Kingdom) • Full-Time • Staff
PowerShell
Python
DevOps
AWS
Azure
CI/CD
Cybersecurity
GDPR
ISO 27001
Okta
SOC 2
Management
Google Workspace
Apply
Verified live · 1 day ago 2 months ago

Principal Product Cybersecurity Assurance Engineer

$94k – $184k per year (Estimated) • Equity • Lead • In office (London, United Kingdom, Boston, United States) • Full-Time • Principal
VLM
Cybersecurity
ISO 27001
STRIDE
Apply
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Vantage Data Centers

vantagedc.com
Vantage Data Centers is a leading global provider of hyperscale data center campuses that designs, builds, and operates critical digital infrastructure. Headquartered in Denver, Colorado, the company provides cloud providers, large tech enterprises, and artificial intelligence developers with high-density, customizable data storage and computing capacity. Backed by major infrastructure investors like DigitalBridge and Silver Lake, Vantage operates dozens of sustainable, powered campuses across North America, Europe, Asia-Pacific, and South America.
vantagedc.com • Frankfurt am Main • Denver • Montreal • San Antonio • Santa Clara • Real Estate • Property Development • 1001-5000 employees • Est. 2008
Frankfurt am Main • Denver • Montreal • San Antonio • Santa Clara • Real Estate • Property Development • 1001-5000 employees • Est. 2008
Verified live · 3 hours ago 19 days ago

Senior Security Systems Design Engineer

$61k – $135k per year (Estimated) • Senior • 8+ years expIn office (London, United Kingdom, Frankfurt am Main, Germany) • Full-Time • Senior
AutoCAD
Apply
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Jagex

jagex.com
Jagex is a prominent British video game developer and publisher headquartered in Cambridge, UK. Founded in 1999 by brothers Andrew and Paul Gower along with Constant Tedder, the company (originally short for "Java Gaming Experts") is best known as the creator of the iconic PC MMORPGs RuneScape and Old School RuneScape (OSRS). Operating under a hybrid business model that combines free-to-play mechanics, monthly recurring subscriptions, microtransactions, and strategic studio acquisitions (such as SCUM developer Gamepires), Jagex serves millions of active players worldwide.
jagex.com • HQ: Cambridge, United Kingdom • Game Development • Gaming • PC Games • Est. 1999
HQ: Cambridge, United Kingdom • Game Development • Gaming • PC Games • Est. 1999
Verified live · 2 hours ago 20 days ago

Senior Detection and Response Engineer

$75k – $171k per year (Estimated) • Senior • Cambridge • Remote (United Kingdom) • Full-Time • Senior
PowerShell
Python
Cybersecurity
MITRE ATT&CK
Apply
Report

Fuse Energy

fuseenergy.com
Fuse Energy is a British household energy supplier headquartered in London, founded by former Revolut executives. It was the first new domestic energy supplier in Great Britain since the 2021 energy crisis and operates its own renewable generation assets.
fuseenergy.com • HQ: London, United Kingdom • Solar Energy • Energy & Utilities • 501-1000 employees • Est. 2022
HQ: London, United Kingdom • Solar Energy • Energy & Utilities • 501-1000 employees • Est. 2022
Verified live · 8 hours ago 20 days ago

Information Security Analyst

$78k – $160k per year (Estimated)In office (London, United Kingdom) • Bachelor's Degree • Full-Time
Python
DevOps
AWS
Git
IAM
Cybersecurity
Crowdstrike
FortiGate
ISO 27001
SentinelOne
SOC 2
Apply
Report

Computershare

computershare.com
Computershare is a global financial administration company specializing in stock transfer agency, corporate trust, and share registry management. The enterprise delivers specialized operational infrastructure for public and private businesses, managing employee equity plans, shareholder records, and complex corporate actions. Operating across major international financial markets, it enables corporations and institutional clients to streamline investor communications, enforce regulatory compliance, and execute high-volume security transactions.
computershare.com • HQ: Melbourne, Australia • Cybersecurity • Data & Analytics • Data Management • Fraud Detection • 501-1000 employees • Est. 1978
HQ: Melbourne, Australia • Cybersecurity • Data & Analytics • Data Management • Fraud Detection • 501-1000 employees • Est. 1978
Verified live · 1 hour ago 21 day ago

IAM Practitioner

$106k – $215k per year (Estimated) • Senior • Remote (United Kingdom)
IAM
Cybersecurity
CyberArk
GDPR
ISO 27001
Microsoft Entra ID
Apply
Report

Control Risks

controlrisks.com
Control Risks is a global specialist risk and strategic consulting firm focused on political, security, and integrity risks. Founded in 1975 and headquartered in London, the company assists organizations in understanding and navigating complex operational challenges, geopolitical volatility, and crisis management across hostile or high-risk environments worldwide. Its comprehensive suite of services includes corporate investigations, cyber risk assessment, due diligence, and on-the-ground protective support for multinational enterprises and institutions.
controlrisks.com • HQ: London, United Kingdom • Financial Services • Cybersecurity • Professional Services • Risk Management
HQ: London, United Kingdom • Financial Services • Cybersecurity • Professional Services • Risk Management
$56k – $146k per year (Estimated) • Middle • In office (London, United Kingdom) • Middle • Arabic: C1
Apply
Verified live · 1 hour ago 2 months ago

Embedded Cyber Detection and Response Analyst

$76k – $154k per year (Estimated)In office (London, United Kingdom) • Contractor
AWS
Azure
GCP
Splunk
Cybersecurity
Crowdstrike
MITRE ATT&CK
Apply
$49k – $126k per year (Estimated) • Junior • Remote/Hybrid (London, United Kingdom) • Contractor • Junior
Apply
Report

Secfix

secfix.com
Secfix is the fastest way to get ISO 27001, GDPR, TISAX compliant ✓ Automated security controls ✓ Trained and certified auditors ✓ Save time and resources
secfix.com • Berlin • Munich • Financial Services • Information Security • Cybersecurity
Berlin • Munich • Financial Services • Information Security • Cybersecurity
Verified live · 5 hours ago 22 days ago

Information Security Lead

$84k – $206k per year (Estimated) • Equity • Lead • 7+ years exp • Remote (Europe) • Full-Time • Staff
ISO 42001
DevOps
AWS
Azure
GCP
GitLab
Cybersecurity
GDPR
ISO 27001
SOC 2
Apply
Verified live · 5 hours ago 3 months ago

Senior Information Security Specialist (German-speaking)

$83k – $188k per year (Estimated) • Equity • Senior • 5+ years exp • Remote (Europe) • Full-Time • Senior • English: C1 • German: C2
ISO 42001
DevOps
AWS
Azure
GCP
GitLab
Cybersecurity
GDPR
ISO 27001
SOC 2
Apply
Report

Citi

citi.com
Citi is a leading global financial services company headquartered in New York City, offering a broad range of banking, investment, and wealth management services to consumers, corporations, and institutions. As one of the world's largest banking institutions, it operates across more than 160 countries and jurisdictions, serving as a critical facilitator of global commerce. Through its primary consumer division, Citibank, alongside its institutional businesses, the company provides everyday banking, credit cards, capital markets solutions, and cross-border payment infrastructure worldwide.
citi.com • HQ: New York, United States • Credit Cards • Financial Services • Banking • 1001-5000 employees • Est. 1900
HQ: New York, United States • Credit Cards • Financial Services • Banking • 1001-5000 employees • Est. 1900
Verified live · 1 hour ago 22 days ago

Artificial Intelligence (AI) Offensive Security Analyst

$73k – $149k per year (Estimated)Remote/Hybrid (London, Belfast, United Kingdom) • Bachelor's Degree • Full-Time
AI Agents
LLM
RAG
Function Calling
Red Teaming
Cybersecurity
Burp Suite
MITRE ATT&CK
Nmap
Nuclei
OWASP Top 10
Apply
Report

Mattermost

mattermost.com
Mattermost is an open source collaboration platform company headquartered in Palo Alto, California, and founded in 2016. The company develops a self-hosted messaging, workflow, and incident response product that organizations run inside their own infrastructure instead of a public cloud service. It focuses on defense, government, and security conscious technology customers that need full control over where their operational data resides.
mattermost.com • HQ: Palo Alto, United States • Project Management • DevOps • Information Technology • Information Security • Communication & Collaboration • Software • Cybersecurity • Est. 2016
HQ: Palo Alto, United States • Project Management • DevOps • Information Technology • Information Security • Communication & Collaboration • Software • Cybersecurity • Est. 2016
Open 116 daysVerified live · 2 hours ago 4 months ago

Senior Security Engineer

$50k – $114k per year (Estimated) • Senior • 3+ years exp • Remote (United Kingdom, Spain, United States) • Bachelor's Degree • Internship • Senior
Python
DevOps
AWS
Azure
Docker
GCP
Kubernetes
IAM
Cybersecurity
Crowdstrike
FedRAMP
ISO 27001
SentinelOne
SOC 2
Zero Trust
Management
Google Workspace
Apply
Open 116 daysVerified live · 2 hours ago 4 months ago

Senior Security Engineer

$75k – $166k per year (Estimated) • Senior • 3+ years exp • Remote (Germany, United Kingdom, United States) • Bachelor's Degree • Internship • Senior
Python
DevOps
AWS
Azure
Docker
GCP
Kubernetes
IAM
Cybersecurity
Crowdstrike
FedRAMP
ISO 27001
SentinelOne
SOC 2
Zero Trust
Management
Google Workspace
Apply
Open 125 daysVerified live · 2 hours ago 5 months ago

Senior Security Engineer

$78k – $176k per year (Estimated) • Senior • 3+ years exp • Remote (United Kingdom, United States) • Bachelor's Degree • Internship • Senior
Python
DevOps
AWS
Azure
Docker
GCP
Kubernetes
IAM
Cybersecurity
Crowdstrike
FedRAMP
ISO 27001
SentinelOne
SOC 2
Zero Trust
Management
Google Workspace
Apply
Report

Elliptic

elliptic.co
Elliptic is a blockchain analytics and cryptocurrency compliance software company headquartered in London, United Kingdom, and founded in 2013. The firm develops a platform for real-time wallet and transaction screening, entity due diligence, and cross-chain investigations to detect and prevent financial crime. Serving global financial institutions, digital asset exchanges, and government agencies, the company provides intelligence across more than 65 blockchains and covers the vast majority of global trading volume.
elliptic.co • HQ: London, United Kingdom • Law Enforcement • Government • Security Compliance • Risk Management • Financial Services • Cybersecurity • Blockchain & Crypto • Blockchain Analytics • Est. 2013
HQ: London, United Kingdom • Law Enforcement • Government • Security Compliance • Risk Management • Financial Services • Cybersecurity • Blockchain & Crypto • Blockchain Analytics • Est. 2013
$86k – $195k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • PhD • Full-Time • Senior
Python
SQL
Apply
$86k – $195k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
Apply
Report

Sony Group

sony.com
Sony is a Japanese multinational conglomerate headquartered in Tokyo. It operates across gaming, music, movies, electronics, imaging sensors, and financial services, with PlayStation being one of its best-known brands. The company is organized into several major segments, including Game & Network Services, Music, Pictures, Entertainment Technology & Services, and Imaging & Sensing Solutions.
sony.com • HQ: Tokyo, Japan • Gaming Consoles • Media & Entertainment • Consumer Electronics • 1001-5000 employees
HQ: Tokyo, Japan • Gaming Consoles • Media & Entertainment • Consumer Electronics • 1001-5000 employees
Verified live · 2 hours ago 25 days ago

Security Analytics Engineer

$96k – $249k per year (Estimated) • Middle • 4+ years expRemote/Hybrid (London, United Kingdom) • Middle
JavaScript
Python
SQL
Databases
Snowflake
AI/ML
dbt
DevOps
Rest API
Apply
Report
Ethereum is a decentralized platform for resilient apps and infrastructure. Control your money, data, and identity, with no bank or middleman needed.
ethereum.org • Design & Creative • Cryptocurrencies • Blockchain & Crypto
Design & Creative • Cryptocurrencies • Blockchain & Crypto
Verified live · 2 days ago 26 days ago

Protocol Security Researcher

Remote (Europe, Singapore) • Full-Time
C#
Java
Python
Rust
Web3
Ethereum
Apply
Report

Natter

trynatter.com
Not another survey, a conversation intelligence engine .. Trusted by industry leaders worldwide.
trynatter.com • London • Market Research • Conversational AI • Artificial Intelligence • 51-200 employees
London • Market Research • Conversational AI • Artificial Intelligence • 51-200 employees
$79k – $180k per year (Estimated) • Equity • Senior • 4+ years expIn office (London, United Kingdom) • Bachelor's Degree • Full-Time • Senior
Python
TypeScript
AI/ML
ISO 42001
EU AI Act
DevOps
AWS
CI/CD
IAM
Kubernetes
Terraform
Cybersecurity
GDPR
ISO 27001
Okta
SOC 2
Management
Miro
ServiceNow
Apply
Report

Darktrace

darktrace.com
Darktrace is a global cybersecurity leader specializing in autonomous AI technology designed to detect, respond to, and neutralize cyber threats in real time. Founded in the UK, the company utilizes self-learning machine learning algorithms modeled on the human immune system to establish a baseline understanding of normal behavior across cloud networks, endpoints, email platforms, and industrial control systems.
darktrace.com • HQ: Cambridge, United Kingdom • Artificial Intelligence • Threat Intelligence • Cybersecurity AI • Cybersecurity • 1001-5000 employees • Est. 2013
HQ: Cambridge, United Kingdom • Artificial Intelligence • Threat Intelligence • Cybersecurity AI • Cybersecurity • 1001-5000 employees • Est. 2013
Verified live · 1 day ago 26 days ago

Threat Research Analyst

$75k – $153k per year (Estimated)Remote/Hybrid (London, Cambridge, United Kingdom) • Full-Time
C++
PowerShell
Python
Cybersecurity
Darktrace
Apply
Verified live · 1 day ago 2 months ago

Senior Security Researcher - Agent Workflow

$79k – $179k per year (Estimated) • Senior • Remote/Hybrid (Cambridge, London, United Kingdom) • Full-Time • Senior
AI Agents
Cybersecurity
Darktrace
Apply
Verified live · 1 day ago 3 months ago

Senior Security Researcher

$83k – $188k per year (Estimated) • Senior • Remote/Hybrid (Cambridge, London, United Kingdom) • Full-Time • Senior
AI Agents
DevOps
Kubernetes
Cybersecurity
Darktrace
Apply
Report

Canonical

canonical.com
Canonical is the publisher of Ubuntu, the world's most widely used Linux distribution, headquartered in London. Founded in 2004 by Mark Shuttleworth, the company provides enterprise-grade services, support, and security for open-source software, enabling organizations to deploy and manage workloads consistently across diverse environments. Their portfolio spans the entire compute spectrum - from public and private cloud infrastructure (OpenStack), container orchestration (Kubernetes/MicroK8s), and data center management to specialized edge and IoT computing.
canonical.com • HQ: London, United Kingdom • Artificial Intelligence • Software • Information Technology • 1001-5000 employees • Est. 2004
HQ: London, United Kingdom • Artificial Intelligence • Software • Information Technology • 1001-5000 employees • Est. 2004
Open 921 dayVerified live · 1 day ago 2 years ago

Threat Intelligence Lead

$95k – $211k per year (Estimated) • Lead • Remote • Bachelor's Degree • Staff
Ubuntu
Cybersecurity
Maltego
Shodan
Apply
Open 2007 daysVerified live · 1 day ago 5 years ago

Ubuntu Security Engineer

Remote
JavaScript
PHP
Python
Ruby
Rust
TypeScript
DevOps
Debian
Ubuntu
Apply
Open 1051 dayVerified live · 1 day ago 3 years ago

Security Software Engineer

Remote • Bachelor's Degree • Internship
C++
JavaScript
PHP
Python
Ruby
Rust
TypeScript
DevOps
Debian
Ubuntu
Cybersecurity
Threat Modeling
Cryptography
OpenSSL
Apply
Report

Interdependence

interdependence.com
Established in 2012, Interdependence is a full-service digital PR, investor relations and media communications firm supercharged by the most advanced technology ever in public relations to maximize consistent media placements in prestigious media ...
interdependence.com • Professional Services • Advertising • Sales & Marketing
Professional Services • Advertising • Sales & Marketing
Open 129 daysTop 25% pay 5 months ago

Virtual CISO & Cybersecurity Practice Lead

$200k – $300k per year • Lead • 10+ years exp • Remote • Staff
HIPAA
ISO 27001
NIST CSF
PCI DSS
SOC 2
Apply
Open 129 days 5 months ago

Senior Account Executive, Cybersecurity

$120k – $150k per year • Senior • Remote • Full-Time • Senior
Apply
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Cybersecurity Engineer Jobs in London
Frequently asked questions
How many Cybersecurity Engineer jobs in London are available on Alion?
There are currently 134 active listings from 85 hiring companies on Alion, refreshed daily.
What salary do Cybersecurity Engineer jobs in London pay?
The average salary is around $170,397 per year based on the current listings.
Are remote options available for Cybersecurity Engineer jobs in London?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Cybersecurity Engineer jobs in London?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.