156 platform engineer jobs found in London

Platform Engineer ABOUT THE COMPANY: Maven is a market-leading proprietary trading firm that allocates internal capital across discretionary, systematic, and market-making strategies. Our collective expertise spans traders, engineers, and technologists, unified by an unwavering dedication to enhancing our efficiency as a premier liquidity provider for globally listed derivatives. We leverage groundbreaking execution and pricing technologies to elevate and improve financial markets' operations. OVERVIEW As a global firm with trading strategies that operate worldwide, we want to create and maintain a globally consistent platform, removing as much work as possible from our trading and development teams when building, developing and running their applications. We are looking for an experienced technical operations specialist, DevOps engineer, or Platform Engineer to join a small existing team and help shape this vision. The individual will have operational...

At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology.  Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling, and two years ago we split out as a separate business.  Starling has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. This SaaS technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped achieve Starling's success. As a company, everyone is expected to roll up their sleeves to help deliver great outcomes for our clients. We are an engineering led company and we’re looking for people who are will be excited by the potential for Engine’s technology to...

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as  personal and business bank accounts, we offer joint accounts , accounts for 16-17 year olds , a free kids account and credit cards in the UK, with more exciting things to come beyond. Our UK customers can also save , invest and  combine their pensions with us.  With our hot coral cards and get-paid-early feature, combined with financial education on social media and our award winning customer service, we have a long history of creating magical moments for our customers! We’re not about selling products - we want to solve problems and change lives through Monzo ❤️ Hear from our UK team about what it's like working at Monzo ✨ 📍London / UK Remote | 💰 Senior Engineer £95,000 - £130,000 + stock options +...

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role Are you excited about building world class platforms that power mission critical software at a huge scale? Apollo enables autonomous management and continuous deployment of software, wherever it is. We’re taking SAAS to where SAAS has not gone before: from on-premise, to various cloud providers, to disconnected environments (air-gapped), to strict accreditation frameworks including IL-5 and FedRAMP, and to the edge. You can read more about the problem Apollo was built to solve on our blog or watch our Apollo demo day . As a Software Engineer on the Apollo platform you will build software at scale to transform how organisations around the world deploy...

About Clear Street:   Clear Street is modernizing the brokerage ecosystem. Founded in 2018, Clear Street is a diversified financial services firm replacing the legacy infrastructure used across capital markets. We started from scratch by building a completely cloud-native clearing and custody system designed for today’s complex, global market. Clear Street’s proprietary prime brokerage platform adds significant efficiency to the market, while focusing on minimizing risk, redundancy, and cost for clients. Our goal is to create a single source-of-truth platform for every asset class, in every country, and in any currency. By combining highly skilled product and engineering talent with seasoned finance professionals, we are building the essentials to compete in today’s fast-paced markets. The Role: As an experienced Full Stack Software Engineer you will help build our Equity Swaps team in the UK. You will tackle non trivial problems that force you to balance trade offs...

The Role: ION Markets Information Security Team is looking to hire a Platform Security Engineer that support the division’s security strategy through definition and implementation of security controls across our platforms, infrastructure, and operational workflows. As the Platform Security Engineer, you will be responsible for designing and implementing end-to-end security controls across ION Markets on-premises infrastructure and other internal platforms. The role spans security architecture, engineering, and operations with a strong focus on automation, detection and secure by design principles. Additionally, as part of the role you will be participating in threat detection, incident response and vulnerability management remediation. You will be serving as an operational responder, working closely with Product, infrastructure and Security Operations teams. We are looking for a hard-working, dedicated and motivated individual. Excellent communication...

About Clear Street:   Clear Street is modernizing the brokerage ecosystem. Founded in 2018, Clear Street is a diversified financial services firm replacing the legacy infrastructure used across capital markets. We started from scratch by building a completely cloud-native clearing and custody system designed for today’s complex, global market. Clear Street’s proprietary prime brokerage platform adds significant efficiency to the market, while focusing on minimizing risk, redundancy, and cost for clients. Our goal is to create a single source-of-truth platform for every asset class, in every country, and in any currency. By combining highly skilled product and engineering talent with seasoned finance professionals, we are building the essentials to compete in today’s fast-paced markets. The Role: As an experienced Full Stack Software Engineer you will help build our Equity Swaps team in the UK. You will tackle non trivial problems that force you to balance trade offs...

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as  personal and business bank accounts, we offer joint accounts , accounts for 16-17 year olds , a free kids account and credit cards in the UK, with more exciting things to come beyond. Our UK customers can also save , invest and  combine their pensions with us.  With our hot coral cards and get-paid-early feature, combined with financial education on social media and our award winning customer service, we have a long history of creating magical moments for our customers! We’re not about selling products - we want to solve problems and change lives through Monzo ❤️ Hear from our UK team about what it's like working at Monzo ✨ 📍London / UK Remote | 💰 £135,000 - £184,000 + Share Options | Benefits  |...

At Broadridge, we've built a culture where the highest goal is to empower others to accomplish more. If you’re passionate about developing your career, while helping others along the way, come join the Broadridge team. We are excited to announce an opportunity for AWS Cloud DevOps Engineer to join our organization as part of our AI Enablement Team. In this role, you will play a crucial role in architecting, deploying & supporting the solutions that enhance our AI capabilities across the organization, with a specific focus on GenAI projects. You will be at the driving innovation and delivering cutting-edge solutions. Your expertise will contribute to the development of our platform, shaping its capabilities and providing impactful solutions. Join our dynamic team and be part of a collaborative environment that fosters continuous learning and creativity. If you are passionate about machine learning, AI, and want to contribute to the platform capability development for...

ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ...

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role As a Frontline Software Engineer at Palantir, you would begin your journey on a short-term assignment where you are embedded with customers. This unique experience lets you work directly with users, gaining firsthand insight into how our products are used and the challenges our customers face. Unlike traditional engineering roles, Frontline immerses you in complex, ambiguous problems, empowering you to deliver impactful solutions across some of the world’s most important industries and institutions. Many of our most successful products have been built through direct engagement with customers, solutions born from real-world problems that not only address...

FTSE Russell | LSEG Technology FTSE Russell is a leading global provider of financial services, specializing in the creation and management of indexes, data, and analytic solutions. A subsidiary of the London Stock Exchange Group (LSEG), FTSE Russell supports investors worldwide in making informed decisions across asset classes, investment strategies, and market segments. Its products are trusted by institutional and retail investors, asset managers, and pension funds to benchmark performance, build investment portfolios, and manage risk. With a reputation for innovation, transparency, and robust governance, FTSE Russell plays a critical role in shaping global financial markets. Job Summary: FTSE Russell is seeking a junior software engineer to be part a dynamic team building the distribution capabilities of our index products to the financial community worldwide. The distribution platform encompasses the set of systems that deliver our indexes to clients who subscribe to...

At Engine by Starling we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses on our technology.  Engine is Starling's software-as-a-service (SaaS) business, and is the technology that was built to power Starling. Engine was formed as a separate business in early 2024.  Starling has seen exceptional growth and success, largely due to how we built our own modern technology from the ground up. This SaaS technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped Starling achieve success. We draw upon our experience as knowledgeable bankers, and best in class technologists, to become the chosen option for these banks and preferred partners for leading consultancies. As a company, everyone is expected to roll up their sleeves to help deliver great...

Looking to hire an Automation Test Engineer, the role spans the automation of low-level business functional tests through to mid-level system integration tests. The successful candidate will have to co-ordinate with Operations Change Business Analysis team, Development teams, and Project managers, as well as testing teams. The successful candidate will have an excellent QA background with experience of a variety of automation test tools, technologies and have business domain expertise and experience of delivery in complex fast moving environments. Excellent communication skills will be vital in this role. The role will report to the Test Manager and work day to day with the Test Lead. Required Skills and Experience Extensive automation testing experience in Investment Banking IT, preparing and executing automated tests on a Financial platforms. Extensive experience of creating automated tests for various layers of applications Working knowledge of investment banking products...

At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology.  Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling, and a year ago we split out as a separate business.  Starling has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. This SaaS technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped achieve Starling's success. Our technologists are at the very heart of Engine and enjoy working in a fast-paced environment that is all about building things, creating new stuff, and disruptive technology that keeps us on the cutting edge of fintech. We operate a...

CDSClear IT Risk - Senior Java Developer ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North...

ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ...

About Clear Street: Clear Street is modernising the brokerage ecosystem. Founded in 2018, Clear Street is a diversified financial services firm replacing the legacy infrastructure used across capital markets. We started from scratch by building a completely cloud-native clearing and custody system designed for today’s complex, global market. Clear Street’s proprietary prime brokerage platform adds significant efficiency to the market, while focusing on minimising risk, redundancy, and cost for clients. Our goal is to create a single source-of-truth platform for every asset class, in every country, and in any currency. By combining highly-skilled product and engineering talent with seasoned finance professionals, we are building the essentials to compete in today’s fast-paced markets. The Role : As an experienced Frond-end Software Engineer you will help build our flagship  Clear Street Studio,  a modern prime brokerage experience. You will tackle non trivial problems...

About Clear Street: Clear Street is modernising the brokerage ecosystem. Founded in 2018, Clear Street is a diversified financial services firm replacing the legacy infrastructure used across capital markets. We started from scratch by building a completely cloud-native clearing and custody system designed for today’s complex, global market. Clear Street’s proprietary prime brokerage platform adds significant efficiency to the market, while focusing on minimising risk, redundancy, and cost for clients. Our goal is to create a single source-of-truth platform for every asset class, in every country, and in any currency. By combining highly-skilled product and engineering talent with seasoned finance professionals, we are building the essentials to compete in today’s fast-paced markets. The Role : As an experienced Frond-end Software Engineer you will help build our flagship  Clear Street Studio,  a modern prime brokerage experience. You will tackle non trivial problems...

About the Role: Grade Level (for internal use): 09 About the Role:   Grade Level (for internal use):   09   The Location: London, Uni ted Kingdom   S&P Global Ratings is looking for a highly motivated, enthusiastic and skilled senior developer to join Commercial Desktop team within Commercial Engineering , a team of technology professionals who define and execute the strategic roadmap for S&P Global Ratings Commercial team . The successful candidate will participate in the design and development of Commercial Desktop platform to help improve commercial workflows and overall productivity.   The Team : Join the Rating Organization’s Commercial Desktop Engineering Team, known for its expertise in commercial workflow s and various technology stacks. This team values knowledge sharing, collaboration, and a unified strategy to build S&P Ratings'...

About Clear Street: Clear Street is modernising the brokerage ecosystem. Founded in 2018, Clear Street is a diversified financial services firm replacing the legacy infrastructure used across capital markets. We started from scratch by building a completely cloud-native clearing and custody system designed for today’s complex, global market. Clear Street’s proprietary prime brokerage platform adds significant efficiency to the market, while focusing on minimising risk, redundancy, and cost for clients. Our goal is to create a single source-of-truth platform for every asset class, in every country, and in any currency. By combining highly-skilled product and engineering talent with seasoned finance professionals, we are building the essentials to compete in today’s fast-paced markets. The Role : As an experienced Frond-end Software Engineer you will help build our flagship  Clear Street Studio,  a modern prime brokerage experience. You will tackle non trivial problems...

About Clear Street: Clear Street is modernising the brokerage ecosystem. Founded in 2018, Clear Street is a diversified financial services firm replacing the legacy infrastructure used across capital markets. We started from scratch by building a completely cloud-native clearing and custody system designed for today’s complex, global market. Clear Street’s proprietary prime brokerage platform adds significant efficiency to the market, while focusing on minimising risk, redundancy, and cost for clients. Our goal is to create a single source-of-truth platform for every asset class, in every country, and in any currency. By combining highly-skilled product and engineering talent with seasoned finance professionals, we are building the essentials to compete in today’s fast-paced markets. The Role : As an experienced Frond-end Software Engineer you will help build our flagship  Clear Street Studio,  a modern prime brokerage experience. You will tackle non trivial problems...

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 is an established fintech company revolutionizing global finance with blockchain technology, offering a wide variety of financial services, including cross-border payments, institutional crypto liquidity, digital asset custody, and our enterprise-grade stablecoin RLUSD. As a Software Engineer at Ripple, you'll work on payment technologies, building...

LSEG is seeking a deeply technical, hands-on Infrastructure Vulnerability Management Engineer who is passionate about safeguarding complex environments and tackling challenging problems at scale. You will be responsible for identifying, analysing, and driving remediation of infrastructure vulnerabilities across our diverse estate. Combining a hacker’s mindset with an engineer’s discipline, you’ll understand how vulnerabilities are exploited, how to detect and mitigate them, and how to design scalable, sustainable fixes. You will work closely with application, infrastructure, and governance teams to enhance our overall security posture and continuously improve our vulnerability management programme. Who You Are You are a curious and motivated problem-solver who thrives on technical depth and continuous learning. You enjoy delving into vulnerabilities, understanding how they function, and finding the most effective and scalable solutions. You take pride in making a measurable...