python software engineer cyber security jobs in London

Are you looking for an exciting new opportunity? Join an independent AI and data security partner helping private equity firms and their portfolio companies uncover hidden savings, validate protection, and maximise ROI from their existing security investments. The organization is currently on the lookout for a Senior Cyber Security Engineer to join a growing...

Software Engineer / DevOps / Platform Engineer – GovernmentLocation: Remote Working (UK)Contract: Contract OpportunityClearance: Active SC or NPPV3 Clearance EssentialClient: UK Government The Opportunity We are currently recruiting for an experienced Software Engineer / DevOps / Platform Engineer to support a major UK Government client on an exciting...

OverviewOur global technology client is looking for an experienced Software Engineer to join their pioneering Reality Labs research team, working on the next generation of immersive devices such as smart glasses and VR headsets. This role focuses on building and optimising systems for audio, video, and sensor data collection, ensuring efficient, reliable,...

easyJet, a leading European airline, is seeking a Security Engineer to implement and operate technical security controls across critical systems. You will support security tooling, contribute to cyber security improvements, and work closely with Technology and Incident Response teams to protect information and services used across the business.The role is...

Gravitas Group in London is seeking a Cyber Security Engineer to lead and implement security controls across the organisation. This 12-month FTC focuses on hardening the security posture, delivering projects, and ensuring systems remain secure, resilient and compliant.You will own vulnerability management, incident triage, and threat detection using...

Cyber Security Engineer - CrowdStrike, Palo Alto, Microsoft SecurityLondon/HybridPermanentCirca £77,000 + BenefitsA leading international law firm is seeking a hands-on Cyber Security Engineer to join its newly established Security Operations team.The role will help implement and maintain security controls across the firm's infrastructure while...

Data Science Festival is seeking a Staff Software Security Engineer to join their London team. This hybrid position offers a salary of up to £135,000 and the chance to work on innovative AI-driven products.In this role, you will implement security initiatives across engineering teams, work closely with developers on secure coding, and improve vulnerability...

The AI Security Institute in London is seeking exceptional Software Engineers at all levels to work at the frontier of AI security, with mentorship and real-world impact.You'll build evaluation infrastructure, run pre-deployment tests, and collaborate with researchers to shape UK government understanding of frontier AI capabilities. This role offers hybrid...

Aviva is seeking a Cyber Security Engineering Manager to lead our Security Engineering Maintain team and keep Aviva’s technology estate secure. You’ll influence senior stakeholders, shape security controls and drive risk‑based decisions across a complex organisation.Based in London or Bristol, the role offers regional salary ranges and opportunities to...

James Adams is recruiting a Lead Software Engineer to join a global financial information business in London, operating in a hybrid model with two days in the office weekly. This senior, hands‑on role blends technical leadership, architecture and delivery to shape enterprise applications and mentor engineers.You will drive scalable full‑stack development...

C++ Software Engineer - C++, Python - Financial/Banking. Candidates with varying levels of C++ and Python experience will be considered from Intermediate to Senior - ideal candidates will come from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity with some Low Latency experience. Job...

WeBuild-AI in London is seeking a Senior Software Engineer to lead the design, development, and delivery of complex AI-powered software systems. You will work across the full stack—frontend in React/TypeScript and backend in Python—building performant, maintainable solutions.You will mentor a small team of engineers, drive architecture and CI/CD...

Job Description Senior Software Engineer with Python and Java Our Client is looking to recruit brilliant Software Engineer with upwards of 5 to 10 years solid proven track record of developing complex applications with Python coupled with Machine Learning and ideally Go. We’re looking to recruit initially 2 excellent Software Engineers to work with an...

Join the Applied Artificial Intelligence and Machine Learning team as a Lead Software Engineer within Corporate and Investment Banking. You will play a pivotal role in transforming the operations of the world's largest bank. You will collaborate with Data Scientists and Line of Business teams to integrate AI/ML solutions and develop horizontal capabilities,...

Morgan McKinley is seeking a Senior Software Engineer to join a commodities trading technology team. You will contribute to an ownership-driven engineering environment where software directly impacts trading and business performance.You will collaborate with Trading, Finance and Ops to deliver pragmatic solutions, influence engineering practices, and...

A financial services firm in Greater London is seeking a skilled software engineer to develop and enhance their investment reporting platform. The successful candidate will have over 5 years of experience with Python and Django, be involved in the full software life cycle, and collaborate with various teams. This full-time position offers a range of...

We are seeking aSenior Software Engineerto join theRisk Services team within GlobalMarkets.This role focuses on designing and buildingscalable, distributed systemsthat supportrisk data processing,analyticsandreporting workflows.The ideal candidate will have strong experience acrossJava and Python-based backend systems, with a solid understanding ofrisk data...

Circle Recruitment seeks a senior Cyber Security Architect & Engineering Lead in London, hybrid, to strengthen security architecture and hands-on engineering capability. You will own security architecture, engineering, operations and improvements, mentoring others and delivering secure controls.The role emphasizes leadership, technical ownership, and...

Jane Street is seeking software engineers to design and build the systems and tools that run the firm. You'll work across trading desks and accounting teams, building foundational infrastructure and solving real problems.We value functional programming, using OCaml as our primary language, with Python playing a vital role in data analysis, visualization, and...

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.As a Senior Lead Software Engineer at JPMorganChase within the Asset Management Core Data & Analytics Engineering organization, you are an integral part of an agile team that works to enhance, build, and deliver trusted...