21 information security jobs in London

Grow with the challenge At the time of inception, cloud-based systems and API fluency were new. But that didn't scare us. We waved goodbye to legacy systems and embraced modern technology – where our true innovation began and didn't stop. No hierarchy, no egos. Just a spirit of collaboration that flows right throughout our organisation – it’s woven into our DNA. We genuinely want to know about each other’s learnings and expertise, especially where it can help us achieve bigger things. At ClearBank, we make things happen. We solve problems together because we know that many heads are always better than one. Valuing different perspectives is what sets our culture apart. And being able to disagree and commit is key to our progress. Above all we’re a team because when we win together, it feels so much better than doing it alone. What You Can Expect ClearBank is a place where you can do things differently and challenge the status quo. We will give you a high level of autonomy...

We are looking for a Security Platform Engineering Lead to define, build and operate a portfolio of reusable security capabilities that can be consumed by engineering squads as part of our product delivery. This role will combine technical leadership with hands on engineering, ensuring that security controls are delivered as code, embedded into infrastructure and CI/CD pipelines, and aligned to our AWS first, Terraform led platform model. We are looking to expand and mature further our Platform Engineering capabilities by introducing a Security Platform Engineering team, with a goal to make secure by default the best and easiest path for squads building customer facing services. This team will engineer and operate reusable security capabilities as internal products, embedding security controls directly into infrastructure, CI/CD pipelines and service templates. Working closely with Cloud Platform Engineering, Security Operations and other engineering squads, the function will...

Blockchain is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions. We are looking for a Infrastructure Security Engineer with a proven track record in keeping systems safe. You will play a critical role in building and providing tooling that monitors our entire stack, from supporting our consumer-facing products and our institutional offerings to ensuring that we are capable of rapidly responding to cyber attacks on our colleagues and endpoints. Throughout our company, Security is a well-established mindset that leverages novel engineering approaches - as a Senior Infrastructure Security Engineer, you will lead by example and drive technical discussions with...

Thomson Reuters is seeking an experienced Privacy Operations Manager to join our General Counsel's Office. Reporting to the Chief Privacy Officer, this role presents an exciting opportunity to operationalize our global privacy program across Thomson Reuters. This role will lead a team of privacy operations specialists and be responsible for implementing privacy policies, managing day-to-day privacy operations, and ensuring compliance with global data protection and cybersecurity regulations including regional (GDPR, NIS2, Digital Services/Markets Act), federal (PIPEDA, UK GDPR), U.S. State (CCPA), provincial (Quebec’s Law 25) and sectoral (HIPAA, GLBA, FedRamp, CJIS, etc.) privacy regulation, and other applicable data protection laws. This role will also manage the operational aspects of cyber incident management, coordinate incident response activities and ensuring effective execution of the organization's cyber incident response processes. The ideal candidate will...

Grow with the challenge At the time of inception, cloud-based systems and API fluency were new. But that didn't scare us. We waved goodbye to legacy systems and embraced modern technology – where our true innovation began and didn't stop. No hierarchy, no egos. Just a spirit of collaboration that flows right throughout our organisation – it’s woven into our DNA. We genuinely want to know about each other’s learnings and expertise, especially where it can help us achieve bigger things. At ClearBank, we make things happen. We solve problems together because we know that many heads are always better than one. Valuing different perspectives is what sets our culture apart. And being able to disagree and commit is key to our progress. Above all we’re a team because when we win together, it feels so much better than doing it alone. What You Can Expect ClearBank is a place where you can do things differently and challenge the status quo. We will give...

We are looking for a Security Platform Engineering Manager to define, build and operate a portfolio of reusable security capabilities that can be consumed by engineering squads as part of our product delivery. This role will combine technical leadership with hands on engineering, ensuring that security controls are delivered as code, embedded into infrastructure and CI/CD pipelines, and aligned to our AWS first, Terraform led platform model. We are looking to expand and mature further our Platform Engineering capabilities by introducing a Security Platform Engineering team, with a goal to make secure by default the best and easiest path for squads building customer facing services. This team will engineer and operate reusable security capabilities as internal products, embedding security controls directly into infrastructure, CI/CD pipelines and service templates. Working closely with Cloud Platform Engineering, Security Operations and other engineering squads, the function will...

The Firm XTX Markets is a leading algorithmic trading firm which uses state-of-the-art machine learning technology to produce price forecasts for over 50,000 financial instruments across equities, fixed income, currencies, commodities and crypto. It uses those forecasts to trade on exchanges and alternative trading venues, and to offer differentiated liquidity directly to clients worldwide. The firm trades over $250bn a day across 35 countries and has over 250 employees based in London, Singapore, New York, Paris, Bristol, Mumbai, Yerevan and Kajaani. We leverage the talent of the people who work here, modern computational techniques and state-of-the-art research infrastructure to analyse large data sets across markets quickly and efficiently, to maximize the effectiveness of our proprietary trading algorithms. We are actively seeking new methods and ideas. The models that drive our trading strategies have evolved considerably over the last 10 years, from econometric methods...

Job Description Job Title: Blockchain / DLT Developer Developer Location: Ipswich, London or Remote As a Blockchain Developer at MACH, you will play a central role in designing, building, and deploying distributed ledger and smart contract solutions for our financial services clients. You will work across Ethereum, Hedera, Algorand, and MACH Chain (our proprietary blockchain platform) to deliver secure, scalable, and high-performance decentralised applications. Collaborating with cross-functional teams including architects, product managers, and client stakeholders, you will bring deep technical expertise and a proactive approach to solving complex on-chain challenges. Job Requirements Responsibilities include: Design, develop, and deploy smart contracts and decentralised applications across Ethereum, Hedera, Algorand, and MACH Chain (our proprietary blockchain). Design and implement blockchain-based solutions tailored to the specific requirements of financial...

About us: BVNK is the stablecoin-powered financial stack for enterprises. We're now part of Mastercard, and together we're building a network for every form of money – one that delivers more reach, more capability and more choice. We enable businesses to build financial products, unlock new markets, and move money in seconds across 130+ countries, with 40+ licenses for fiat and digital assets globally. Processing billions annually, we empower enterprises worldwide to send, receive, convert, and settle stablecoins and fiat seamlessly through a single integration. Our mission is to accelerate global money movement, and we're assembling a world-class team to make it happen. Trusted by industry leaders like Corpay, Worldpay, Deel, and Flywire, we deliver the infrastructure that makes new forms of money usable within the financial systems customers already rely on today. By combining Mastercard's global payment reach and trusted networks with BVNK's stablecoin infrastructure,...

Role Overview The Director of Engineering – UK Payments will provide senior technology leadership for ClearBank’s UK-focused payments capabilities, owning the technical strategy, delivery oversight, and evolution of this domain, providing a highly utilised and relied upon set of capabilities for clients. This role will lead an established set of teams as they evolve payments capabilities to scale and meet developing client needs. The Director will collaborate closely with Product partners to shape the long‑term roadmap, ensure robust technical foundations, and guide ClearBank’s progression in this vital domain. Key Responsibilities Strategic Leadership Own the technology strategy for UK Payments, ensuring alignment with ClearBank’s wider platform and technology strategy. Partner with the Head of Product for UK to define and evolve a clear, credible roadmap covering near‑term delivery and longer‑term technical direction. Provide domain leadership and technical...

Who We Are At Trustly, we're building a smarter, faster, and more secure financial future by revolutionizing the world of payments. As a global leader in Open Banking Payments, we are establishing Pay by Bank as the new standard at checkout, providing unparalleled freedom, speed, and ease to millions of consumers and merchants worldwide. Our Ambition: To build the world’s most disruptive payment network and redefine what the payment experience should feel like. Trustly is a global team of innovators, collaborators, and doers. If you are driven by a strong sense of purpose and thrive in a dynamic, entrepreneurial, and high-growth environment, join us and be part of a team that’s transforming the way the world pays. We are looking for an experienced and dynamic Payroll Manager to support our global payroll function. Reporting directly to the Global Payroll Director, this role will own the end-to-end operational efficiency, accuracy and compliance of the payroll process for...

LMAX Group is looking for a highly skilled and passionate Data Operations Engineer/Developer to join our team and help build and scale our data processing infrastructure. In this role, you'll develop high-performance data pipelines, real-time streaming systems, and robust data architectures that power LMAX's growth and Business Intelligence initiatives. You will work with the wider technology and business teams to continuously improve the quality of data that drives our decision making within the Forex and digital currency trading and custody solutions. This role is ideally suited to a senior-level engineer, but we are more than willing to help a driven mid-level engineer grow into the position. About You You are comfortable architecting, building and supporting end-to-end solutions that are practical and performant. Throughout your career, you have developed a broad set of knowledge and skills and are comfortable wearing different hats. You have acquired the know-how around...

Build AI-powered product capabilities that automate, predict, and simplify user workflows Spendesk is looking for a Backend Software Engineer (IC3) to join our AI & Data Products squad and help build the next generation of product features powered by AI, ML, and intelligent automation. This is a hands-on backend role focused on turning predictive models, LLM capabilities, and business intelligence into real product experiences. You will work on backend services, APIs and MCPs that bring automation, prediction, and assisted decision-making into Spendesk’s user journeys, helping reduce manual work and make our product more proactive and intelligent. You will collaborate closely with the 3 ML Engineers in the squad, as well as Product Managers, Designers, and applicative squads across Spendesk. Together, you will build production-grade services that expose ML-driven and LLM-driven capabilities in ways that are reliable, observable, and valuable for end users. About...

About Us ClearBank was built on the belief that banking infrastructure would no longer slow down progress. Instead, it’s the catalyst that unlocks the potential to innovate. That’s why our clients — financial institutions from fintech’s and crypto platforms, to banks and credit unions — use our API to power their banking infrastructure. But we wouldn’t be ClearBank without our people. They’re what powers our innovative technology and the reason we love what we do every day. We’re a group of spirited people who are never afraid to challenge the norm – becoming stronger, more energised, and that much better when we’re together. It’s our belief in fairness, autonomy and choice that means our people are empowered with the tools to learn, grow, and contribute to ours and our clients’ success. Interested in joining us? Read on or visit our website for more information. About You You’ll be joining the...

About Us ClearBank was built on the belief that banking infrastructure would no longer slow down progress. Instead, it’s the catalyst that unlocks the potential to innovate. That’s why our clients — financial institutions from fintech’s and crypto platforms, to banks and credit unions — use our API to power their banking infrastructure. But we wouldn’t be ClearBank without our people. They’re what powers our innovative technology and the reason we love what we do every day. We’re a group of spirited people who are never afraid to challenge the norm – becoming stronger, more energised, and that much better when we’re together. It’s our belief in fairness, autonomy and choice that means our people are empowered with the tools to learn, grow, and contribute to ours and our clients’ success. Interested in joining us? Read on or visit our website for more information. About You You’ll be joining as an...

WHO WE ARE At Trustly, we're building a smarter, faster, and more secure financial future by revolutionizing the world of payments. As a global leader in Open Banking Payments, we are establishing Pay by Bank as the new standard at checkout, providing unparalleled freedom, speed, and ease to millions of consumers and merchants worldwide. Our Ambition: To build the world’s most disruptive payment network and redefine what the payment experience should feel like. Trustly is a global team of innovators, collaborators, and doers.  If you are driven by a strong sense of purpose and thrive in a dynamic, entrepreneurial, and high-growth environment, join us and be part of a team that’s transforming the way the world pays. We are looking for an experienced and dynamic Payroll Manager to support our global payroll function. Reporting directly to the Global Payroll Director, this role will own the end-to-end operational efficiency, accuracy and compliance of the payroll...

We are seeking a highly skilled and experienced Senior Product Manager to join our dynamic team. The ideal candidate will have a strong background in AI, LLM and AI agents , with hands-on experience in delivering production-ready projects in this domain. You will play a pivotal role in driving the development of enterprise applications, particularly in the legal domain , and will be responsible for managing the end-to-end product lifecycle. This role requires a deep understanding of transactional workflow applications , platform development , and API integration , as well as exceptional collaboration and communication skills. About The Role As a Senior Product Manager, you will be responsible for: Product Strategy & Vision Define and articulate the product vision, strategy, and roadmap for AI-driven enterprise applications, with a focus on the legal domain. Collaborate with stakeholders to identify market needs, customer pain points, and opportunities...

About Us ClearBank was built on the belief that banking infrastructure would no longer slow down progress. Instead, it's the catalyst that unlocks the potential to innovate. That's why our clients — financial institutions from fintech's and crypto platforms, to banks and credit unions — use our API to power their banking infrastructure. But we wouldn't be ClearBank without our people. They're what powers our innovative technology and the reason we love what we do every day. We're a group of spirited people who are never afraid to challenge the norm - becoming stronger, more energised, and that much better when we're together. It's our belief in fairness, autonomy and choice that means our people are empowered with the tools to learn, grow, and contribute to ours and our clients' success. Interested in joining us? Read on or visit our website for more information. The Role As VP of IT Infrastructure & Operations you would take accountability for the service levels for...

Technology is our how. And people are our why. For over two decades, we have been harnessing technology to drive meaningful change. By combining world-class engineering, industry expertise and a people-centric mindset, we consult and partner with leading brands from various industries to create dynamic platforms and intelligent digital experiences that drive innovation and transform businesses. From prototype to real-world impact - be part of a global shift by doing work that matters. Endava is on an AI Native journey. As one of OpenAIs global partners we are committed to exploring (and helping our clients explore) the benefits AI can bring to productivity, effectiveness and accuracy. Our goal is to seize the AI-catalyzed growth moment to navigate this changing landscape and ensure ourselves and our clients thrive. Job Description We’re looking for a Payments Architect to join our growing team in London. This is a senior architectural leadership role with...

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the best work of our career and grow our skills surrounded by colleagues who have our backs.  If you’re ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value. THE WORK: Ripple Treasury (formerly GTreasury) is the leading innovator of integrated SaaS treasury and risk management solutions for the digital treasurer. Developed using the latest technology, Ripple Treasury helps empower organizations on their path to strategic treasury, by enabling total visibility into their cash, liquidity, payments and financial risk management....