25 systems engineer jobs found in London

Blockchain.com 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.com has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions. Blockchain.com  is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the passion to code, create, and ultimately build an open, accessible and fair financial future, one piece of software at a time. We are currently seeking an experienced  C++/Rust Quantitative Software Engineer/Developer. You will be responsible for designing, building and optimizing our electronic trading platform. You will work closely with our  traders to perform various functions, including the development of our core-trading...

Blockchain.com 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.com has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions. Blockchain is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the passion to code, create, and ultimately build an open, accessible and fair financial future, one piece of software at a time. We are looking for a Site Reliability Engineer to join our Core team to encourage infrastructure best practices across our organization that would allow to securely scale a distributed financial platform that touches millions of people a day. Our distributed financial platform tackles some of the most interesting...

Role Profile Are you passionate about making developers' lives easier, faster, and more fulfilling? Do you dream of streamlining workflows, squashing bugs, and fuelling innovation? We're on a mission to supercharge our engineering culture by building a world-class Developer community that's the envy of the industry. In this role, you'll be joining our Engineering Team within Engineering Excellence & Productivity (EXP) as a Technical Lead. Developer Platforms’ mission is to: Enable rapid developer onboarding to LSEG developer tools, ensuring they become productive quickly to build applications on their chosen Cloud platform Improve Developer Experience by increasing their ability to improve cadence of delivery of new features Unlock Developer Capacity and enable greater Innovation by modernising tooling and processes Ensure that development on the integrated platform is both secure and compliant by design Tech Profile/Essential Skills Good knowledge of...

Role Purpose As Group Director, Head of Security Architecture, you’ll be a core member of the LSEG Cyber Security team. You’ll lead and set the direction for the Cyber Security Architecture team which delivers across a number of areas: Principal Security architecture – a team of engineers who ensure security is build in to all projects across the group. Each architect is aligned to our business units and builds a deep relationship with the teams in that unit. Security Architecture Design – a central function that delivers design patterns to ensure a consistent implementation of our controls across the group. This team researches new technologies, and provides guidance on how to secure them. They also run a project to provide a risk posture review across the application portfolio against our standards. This team also runs design forums, assists in policy and standard creation, and provides consulting on hard security problems as needed. Security Architecture review – a...

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 hands-on dynamic software development leader to drive a team of software engineers building robust equity index capabilities and indexes. The candidate demonstrates an understanding of the index construction process or a significant market data knowledge, combined with a solid, global,...

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...

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...

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...

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 senior software engineer to be part a dynamic team of software engineers building all distribution capabilities of our index products to the financial community worldwide. The distribution platform encompasses the set of systems delivering our indexes to the...

🚀 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  |...

Blockchain.com 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.com has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions. Blockchain is the world's leading software platform for digital assets. Founded in 2011, we provide the world’s largest and most trusted production blockchain platform, powering more than 75 million wallets. Together with our platform of liquidity and execution services, we share the passion to build an open, accessible and fair financial future, one piece of software at a time. We’re looking for a Software Development Engineer in Test (SDET) to join our Institutional team in London. At Blockchain.com, we thrive in a high-performance culture defined by fearlessness, ownership, and...

Job Title Senior Engineer: Java Job Description So, who are we? Hello, we're IG Group. We are an FTSE250 FinTech company who run mobile, web and desktop platforms that help our clients trade stocks & shares, leveraged products, Futures & Options and Crypto. We are ambitious. Over 340,000 people already use our platforms. We're global with offices in 18 countries and products in 16 regions. We're hungry to move faster, ship better product for our customers and grow our user base. We believe in high autonomy, and we want people who are looking to do things differently in order to create better experiences for our customers. We work in cross-functional teams and are laser focused on increasing the number of active clients we serve to drive sustainable growth. Your team This role is part of our Digital Platform Services team, who are responsible for delivering central services to the divisions in an API first way by utilising AI to pioneer of AI-first...

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. Engineering technology designs and builds enterprise-wide structures, networks, servers, systems, monitoring, testing, telecom, security, storage and organizations to support the development team. Includes DevOps and Automation, Enterprise, Network, Platform, Security, Server and Service Delivery job families.  We’re seeking a Director Site Reliability Engineer to join our team.  You would be responsible for leading engineers who design, implement, and provide operational support for our technical infrastructure.   Responsibilities: Work within and across multi-geography teams to design, develop, test, implement, and support technical solutions across a full stack of development tools and technologies.  Translate business requirements into...

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...

ABOUT THE COMPANY: Maven is a market-leading proprietary trading firm allocating internal capital across discretionary, systematic, and market-making strategies. Our collective expertise spans traders, engineers, and technologists, unified by an unwavering dedication to enhance our efficiency as a premier liquidity provider for globally listed derivatives. We leverage groundbreaking execution and pricing technologies to elevate and improve how financial markets operate. Core Tech design, builds and runs the Core Platforms and its architecture at Maven. It provides applications, services and libraries upon which the whole business depends. The team’s main responsibility is for middleware and backend services; we also develop full-stack solutions, including web-based front-ends. The Role: An opportunity to create outstanding solutions within a highly skilled, supportive and multi-disciplinary team, developing and improving to reach your full potential. You should be...

Excited to grow your career? Our purpose is to make it easy for people to save and invest for a better future. We are looking for great people to join us, so please come and invest in YOUR future at Hargreaves Lansdown. We know that sometimes people can be put off applying for a job if they don't tick every box. If you're excited about working for us and have most of the skills or experience we're looking for, please go ahead and apply. We’d love to hear from you! About the role HL are looking for an experienced and talented Software Engineering Manager to lead a Unified Client Experience (UCX) product development team in building market-leading solutions for our clients. About HL and the opportunity. We’re building the next generation platform for one of the UK’s largest financial services companies, trusted by over 2 million clients and managing c.£150 billion in assets. This is your opportunity to shape technology that will redefine how people invest and...

Starling Bank is the UK’s first and leading digital bank on a mission to fix banking with more than 3,000 people in our UK offices and 4 MILLION customers in the UK! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way. Now we present… Engine by Starling. Engine by Starling is Starling’s software-as-a-service (SaaS) business, the technology that was built to power Starling Bank, and over a year ago we split out as a separate business. 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. 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. At Engine by Starling, our technologists are at our...

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...

Python Developer - Data & Analytics Team - Options Market Making Maven is a market-leading proprietary trading firm allocating internal capital across discretionary, systematic, and market-making strategies. Our collective expertise spans traders, engineers, and technologists, unified by an unwavering dedication to enhance our efficiency as a premier liquidity provider for globally listed derivatives. Our engineering teams design and build groundbreaking execution, pricing, and data systems that elevate and improve how financial markets operate You will work alongside traders, quant researchers and other developers to help us design and build reliable, timely and accurate data and analytics to our trading and research teams. Our data pipelines handle terabytes of exchange traffic, performing numerous transformations in real-time. We perform analysis ranging from nanosecond-level investigations on low-latency trading systems to research on pricing algorithms and trading...

We’re now looking for a talented   team-oriented   developer who thrives in a collaborative environment, enjoys solving complex technical challenges, and wants to make an impact in a fast-paced, global setting. Join our   Pricing & Risk team, working on our front-office pricing and trading platform. This is a hands-on role focused on building and maintaining distributed backend systems that support our market-making business across multiple asset classes — including   Equities, FX, Crypto, and Commodities. What You’ll Do: Design, develop, and maintain backend infrastructure, microservices, APIs, and business logic for our pricing and trading systems. Partner with front-end developers, quants, and front-office users to deliver efficient, scalable, and high-performance solutions. Drive technical decisions and architecture trade-offs with a focus on scalability, maintainability, and performance. Mentor and support junior team members, promoting best practices in...

About the Role: Grade Level (for internal use): 11 The Team: S&P Global corporates value stream technology team consists of geographically diversified software engineers responsible to develop scalable solutions by working directly with product development team. Our team culture is oriented towards equality in the realm of software engineering irrespective of hierarchy promoting innovation. One should feel empowered to iterate over ideas and experimentation without being afraid of failure.   Responsibilities and Impact: You will enable S&P ratings business to provide best in class end-to-end analytical, commercial and customer experience by building feature rich solutions including big data engineering, analytics, business intelligence and workflow capabilities. The ideal candidate thrives in a highly technical role and will design and develop software using cutting edge technologies consisting of web applications, data pipelines, big data, machine learning...

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. We champion the builders of tomorrow by providing the infrastructure, tools, services, programs and support for creation on one of the world’s fastest, most sustainable and consistently reliable public blockchain - XRPL. By supporting an open community of developers, they can advance the solutions and innovation needed to allow businesses, consumers, institutions and...

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 Incident Management Engineers (IMEs) are the driving forces of stability across Palantir’s products. IMEs help to ensure Palantir fixes critical issues immediately. When something goes wrong, IMEs are the first to respond and are responsible for triaging, troubleshooting, and coordinating the resolution of the issue. You’ll be a member of a centralized team responsible for managing the most critical outages. You are an excellent communicator, collaborator, and troubleshooter and can use both of these skills in fast-paced and high-stakes environments. You are able to parse technical details quickly and know when to ask for help when you need it. Whatever...

Tower Research Capital is a leading quantitative trading firm founded in 1998. Tower has built its business on a high-performance platform and independent trading teams. We have a 25+ year track record of innovation and a reputation  for discovering unique market opportunities. Tower is home to some of the world’s best systematic trading and engineering talent. We empower portfolio managers to build their teams and strategies independently while providing the economies of scale that come from a large, global organization.  Engineers thrive at Tower while developing electronic trading infrastructure at a world class level. Our engineers solve challenging problems in the realms of low-latency programming, FPGA technology, hardware acceleration and machine learning. Our ongoing investment in top engineering talent and technology ensures our platform remains unmatched in terms of functionality, scalability and performance. At Tower, employees will find a stimulating,...