python software engineer cyber security jobs in London

Energy Jobline CVL partners with a leading UK retailer to onboard an Infrastructure and Security Engineer. The role spans infrastructure, endpoints, security operations, email security, and automation & patch management, with mentorship of junior engineers and collaboration with security specialists to evaluate new platforms.The ideal candidate will have...

WorldQuant develops and deploys systematic financial strategies across a broad range of asset classes and global markets. We seek to produce high-quality predictive signals (alphas) through our proprietary research platform to employ financial strategies focused on market inefficiencies. Our teams work collaboratively to drive the production of alphas and...

J.P. Morgan is seeking a Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production. You will join the Applied AI/ML Software Engineering team, collaborating with technology teams across the firm, contributing to both new and ongoing projects.As a Software...

Job DescriptionBuilding trusted markets – powered by our people. At Cboe Europe, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading,...

J.P. MorganChase is seeking a Senior Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production.You will join the Applied AI/ML Software Engineering team, collaborating with technology teams across the firm, contributing to both new and ongoing projects.In this...

Free-Work is seeking Senior Software Developers/Engineers with Python, Terraform and Go for a high-profile 3–6 month engagement in London/Oxford. You’ll contribute to complex applications, primarily in Python with ML, and use Go for backend tasks.Remote working is acceptable for the foreseeable future. The daily rate ranges from £500 to £2,000, with a...

JPMorgan Chase & Co. is seeking a Senior Lead Software Engineer to join the Credit data pond team within Wholesale credit risk technology.You will guide technical direction, develop secure production code, and establish enterprise-wide AI-assisted engineering governance to improve quality, speed, and resilience across multiple teams. The role focuses on...

LexisNexis Risk Solutions seeks a software engineer to design, build, deploy and support production-ready AWS-based services with secure, observable operations.You will work in a cross-functional Agile team, mentor colleagues, and help shape engineering standards while delivering reliable releases.Candidates should have strong Python/JavaScript, AWS, CI/CD,...

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Senior Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank's Markets Research Technology team, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a...

We are seeking a Senior Software Engineer to join the Risk Services team within Global Markets . This role focuses on designing and building scalable, distributed systems that support risk data processing, analytics and reporting workflows . The ideal candidate will have strong experience across Java and Python-based backend systems , with a solid...

The Security EDR Workflows team is in charge of building core capabilities that power Elastic Defend management experience. Our focus is on delivering policy configuration and management capabilities, Elastic Defend and third party providers response actions as forensics capabilities through OSquery. The team is leading XDR key expansion to our SIEM...

Description Come and build innovative services that protect our cloud from advanced security threats! As a Software Development Engineer on our team, you’ll help build and manage services that detect and automate the mitigation of cybersecurity threats across Amazon’s infrastructure, including advanced persistent threats. You’ll work with security...

We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity. From our London HQ, we unite world‑class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. Together we’re building a world‑class platform to...

Elsevier in City of London is seeking an experienced software engineer to design, build, and operate secure cloud infrastructure in production. You will work in a fast-paced agile squad delivering scalable services in AWS, with a focus on reliability, security, and robust monitoring.You will mentor colleagues, shape engineering standards, and collaborate...

Come and build innovative services that protect our cloud from advanced security threats! As a Software Development Engineer on our team, you’ll help build and manage services that detect and automate the mitigation of cybersecurity threats across Amazon’s infrastructure, including advanced persistent threats. You’ll work with security engineers, data...

Salary: £54,000 - 94,000 per yearRequirements:Active SC Clearance required.Strong hands-on experience in Security Operations, Detection Engineering, Threat Detection, or Security Monitoring.Experience securing cloud environments across AWS, Azure, or GCP.Expertise in one or more of the following: Splunk and SPLYARA rule development, EDR detection...

REX Cyber Security, a leading UK professional services firm, seeks a Cyber Security Architect & Engineering Lead to own security across Microsoft 365, Azure, Entra ID, Defender XDR, Sentinel, and Purview. This senior, hands-on role blends architecture and engineering to secure cloud, data, endpoints, apps and networks while enabling AI adoption.You will lead...

Royal Mail Group is seeking a Cyber Engineering Manager in London or Sheffield with a hybrid in-office pattern (3 days on site). You will lead a team of six security engineers, set strategy for security tooling, and partner with architecture and operations to strengthen defenses across a large technology estate.The role focuses on leadership over hands-on...

A fast-growing financial services firm in London is seeking a Senior Cyber Engineer to join their team. You will work on safeguarding their infrastructure, with a focus on Microsoft 365 and Azure security. The ideal candidate will have extensive experience in identity and access management, along with a strong knowledge of cloud security principles. This is...

RSM UK Group LLP is seeking a Security Operations professional to govern configurations, monitor MSSP performance and respond to incidents. The role emphasizes hardening Microsoft security tools, risk assessment and cross‑team collaboration.You will work in a hybrid environment with access to advanced security platforms, training and a broad benefits...