python software engineer cyber security jobs in London

The Security Engineer plays a crucial role in the development, implementation, maintenance, and monitoring of security controls at LMAX. This position focuses on security technologies and requires individuals with a curious mindset and the ability to identify vulnerabilities at both technical and process levels. Security Engineers must stay updated with the...

Software Engineer x2Rate - £750 - £830Location - London 2/3 days on siteUntil end of July 2027About the RoleTo strengthen our AI for Science (AI4S) team, we are looking for Software Engineers with a track record in developing production‑grade, data‑driven software solutions. You will design, build and operate the scalable cloud infrastructure and...

💻 Software Engineer | C# | .NET | Azure We’re growing our Digital Services team and looking for an experienced Software Engineer to join us on a permanent basis. 📍 Marlow or London | Hybrid You’ll help design, build and maintain secure and scalable digital solutions, working across APIs, back-end engineering and application...

Senior Cyber Detection and Response Engineer (London, UK) Summary of Position As a critical technology provider to around 100 of the world's leading financial institutions, Pirum’s security posture is a commercial asset as much as a risk management function. Our customers conduct rigorous third-party security assessments, ongoing supplier assurance reviews...

Job summary The Cyber and EUC engineer will be responsible for day-to-day management of end user device patching, software component creation and management withing MDT/Intune, assisting the Senior Cyber and EUC engineer in managing Cyber incidents, acting as escalation from service desk and field teams for complex issues on end user devices, maintaining...

SRP Contractor IT Cyber Security Consultant London Hybrid £450-£500+ per day insideLooking for a strong ISRP Contractor IT Cyber Security Consultant to work for an exciting client on a new project in London.Job Purpose:To perform of information security review of infrastructure products before they are rolled out into production, and to provide results of...

Weekday AI, a client of Weekday's, is seeking a Senior Software Engineer with deep Python expertise to join the London-based engineering team. You will design, develop, and maintain scalable backend systems and APIs while shaping technical architecture and mentoring junior engineers.The ideal candidate has 6–11 years of professional Python experience with...

A leading organisation is seeking a Regulatory Reporting Engineer to join their team on a contract basis, working onsite in London. In this role, you will be responsible for designing and developing technology solutions that address global trade and transaction reporting requirements. You will work closely with engineering, compliance, operations, and...

At Quantcast, we don't just build advertising technology, we revolutionize how it works. Our AI-powered Demand Side Platform (DSP) connects the world's most ambitious marketers with their ideal audiences across the open internet, delivering results that actually move the needle. Since 2006, we've been the industry's trailblazer, launching the first...

Senior Security Engineer - 6 Month Fixed-Term Contract We are a leading international professional services organisation with a strong global presence a. We provide specialist advisory services to multinational organisations, financial institutions and investment firms, operating within highly regulated environments. We are seeking an experienced Senior...

AboutUs Our mission is simple: we want to set people free to do meaningful work. People love our software--and it turns out that people love working here too. We've been recognized as a "Best Compay to Work For", and we're proud of our team for receiving awards for workplace effectiveness and flexibility. What You'll Do As our Security Engineer, you'll...

Security Engineer - SIEM / QRadar - 6-month contract - London/remoteOverviewMy Client is seeking a hands-on Security Engineer to own and optimise SIEM rules, alert tuning and log aggregation, primarily within IBM QRadar. The role will focus on improving threat detection and ensuring high-quality security logs are available to a third-party SOC. There may...

Senior Fullstack Engineer (Python & React)2 weeks ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.Direct message the job poster from ParserSenior Full Stack Software Engineer – Passenger Flow ModellingWe are seeking a Senior Full Stack Engineer with a strong foundation in Python development and experience...

Spectrum IT Recruitment is seeking a Senior Python Developer to lead software engineering on a major government technology project. You will build secure, scalable automation and platform tooling using Python and modern IaC approaches.You'll develop automation frameworks with Terraform, Jinja2 templates, and CI/CD integrations, while collaborating with...

A leading organisation is seeking a Regulatory Reporting Engineer to join their team on a contract basis, working onsite in London. In this role, you will be responsible for designing and developing technology solutions that address global trade and transaction reporting requirements. You will work closely with engineering, compliance, operations, and...

Python Developer | Wireshark | Network Automation 6-Month Contract | £580 per Day Inside IR35 | Hybrid - 2 Days Onsite, North London We are looking for an experienced Python Backend Developer to join an exciting 6-month contract, working on a specialist project focused on Wireshark automation, network sniffing, packet capturing and backend application...

Daintta are a rapidly growing, values-driven team of specialists who work with government clients across Cyber Security, National Security, Law Enforcement and Telecommunications. We are seeking a talented and motivated Embedded Software Engineer to join our team and contribute to our mission of protecting the UK through data-driven insights and solutions....

We're looking for Software Engineers whowant to help us design and build the systems andtools that run the firm. You'll find SoftwareEngineers in all parts of Jane Street, solvingreal problems in critical areas ranging fromtrading desks to our accounting team, as well asbuilding foundational infrastructure, whether thatmeans implementing network monitoring...

Abound is seeking a Software Engineer to help us build high-quality backend systems that accelerate our mission in the UK fintech space. You'll own backend features end to end using Python, Django, RESTful APIs, GraphQL, Postgres, and Google Cloud, collaborating with product and frontend teams to ship reliable, scalable solutions.Ideal candidates have strong...

Fundment Limited in London is seeking an experienced Python Software Engineer to join our product engineering team. You will help build and evolve the backend systems powering our wealth platform, designing secure, scalable APIs and internal tools using Python, FastAPI, SQLAlchemy, and related technologies.Collaborate with cross-functional teams, own complex...