141 senior software engineer c jobs found

The Role: As a Senior Software Engineer, you will play a crucial role in designing, developing, and maintaining our commodity/energy production, trading, and logistics products, in an agile environment. You will be responsible for collaborating with cross-functional teams, developers, product managers to deliver high-quality software solutions. You are expected to implement best practices in coding, testing, and deployment, ensuring scalability, performance, and security. Strong problem-solving skills, excellent communication, and the ability to adapt to new challenges in a fast-paced environment is essential for this role.   Key Responsibilities Design and develop software utilizing common coding standards and design patterns for API’s and interfaces in a variety of languages - C/C++, Java and/or C# Diagnose and debug new and existing software as part of our extensive trading system using Microsoft Visual Studio and other modern debugging tools Interact with the...

Are you ready to dive into the fast-paced world of ground-breaking finance and technology? If you have a passion for innovation, a thirst for challenge, and a love for all things fintech, then look no further! LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are 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. We work hybrid 1-3 days/ week from the office We are seeking a highly skilled Senior Software Engineer to join our Risk Intelligence division within the Digital Identity & Fraud (DI&F) Platform...

Job Description: Building trusted markets — powered by our people. At Cboe, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading, clearing and investment solutions to market participants around the world. We’re building inclusive ways to support professional and personal development while strengthening the trust we’ve earned as a global market leader. Our teams are empowered to share ideas, actively pursue them and bring on a challenge. As champions of internal mobility and access to opportunity, we encourage our people to “go for it” and equip our managers with the training to coach their teams to the next level. Our Associate Resource Groups champion diversity, equity and inclusion, giving employees a safe space to network, share ideas and create opportunities....

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,...

Position Overview: We are seeking a highly skilled Software Engineer to join our Risk Intelligence division within the Digital Identity & Fraud (DI&F) department. In this role, you will develop and enhance a suite of APIs consumed by third-party customers for fraud prevention, identity verification, and account validation, contributing to mission-critical services that enable secure transactions in today’s digital world. The ideal candidate will have a strong technical background, problem-solving abilities, and extensive experience with Java or .NET Core, front-end technologies, and cloud platforms. You will be a key player in designing, developing, and maintaining scalable microservices-based applications in a fast-paced and agile environment. Key Responsibilities: Design, develop, and maintain high-performance APIs consumed by third-party customers for fraud prevention, identity verification, and account validation. Collaborate with cross-functional teams to...

Senior Lead Software Engineer – C# Role Summary: We are seeking a Senior Lead Software Engineer with strong experience in C#, .Net , MS SQL Database to join our team. This role is ideal for someone who enjoys solving sophisticated technical challenges, and is passionate about building scalable, secure, and high-performance systems that run on Azure. You will be responsible for maintaining and evolving our backend infrastructure, which includes APIs, web services, and desktop applications. If you're intellectually curious, collaborative, and eager to make a real impact, this is a phenomenal opportunity to grow your career in a dynamic and forward-thinking environment. What you'll be doing: Develop a deep understanding of business use cases and the technologies used, applying this knowledge to deliver effective and scalable solutions. Lead the design, development, and delivery of high-quality software solutions using C#, .NET, and MS SQL, ensuring...

Role Overview: As a Customer Success Manager (CSM) you connect clients to our products providing guidance throughout the customer’s lifecycle and creating the conditions for optimal contract renewal and growth. This role is comprised of relationship management, client education, and workflow expertise. As a CSM you will serve as a trusted advisor to your customers, managing a portfolio of Asset and Wealth Managers that subscribe to LSEG solutions, focused on transforming market data into actionable insights. What you'll do: Develop as a subject matter expert across a selection of LSEG’s products, specifically LSEG Workspace and LSEG Market Monitor, guiding clients to maximize their subscriptions. You’ll drive adoption of financial analytics and reporting tools that our clients have purchased for portfolio management and security valuations, risk management and regulatory reporting as well as historical and time series sensitivity analysis. Relationship Management:...

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 Substrate is the team responsible for Palantir’s core production infrastructure — 100s of K8s clusters — from on-prem to the major cloud hyperscalers, whether they are internet-connected or air-gapped, small hardware footprint or large. As a Senior Software Engineer on Substrate, you will design and build Palantir’s managed Kubernetes product offerings across all these environments. You and your team will be responsible for bootstrapping and operating the entire fleet of K8s clusters with zero manual steps by building industry leading tooling and contributing to core CNCF components. You will also be responsible for ensuring scale, stability and security...

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 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 achieve financial freedom. You will build our next generation Unified Client Experience (UCX) frontend that will streamline client journeys across a range of products and services, in both web and...

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...

Real-Time Software Engineer (C++) — News Engineering @ LSEG Help us shape the future of real-time news delivery and join a team powering the heartbeat of global information! LSEG’s News Engineering group is looking for Software Engineer to help evolve our real-time news collection and distribution platform. If you're motivated by high-performance systems, real-world impact, and incorporating modern engineering practices in a dynamic and forward-thinking environment — this is your opportunity. This role is ideal for mid-level engineers who thrive as individual contributors and want to grow their expertise in real-time systems, C++, and cloud-native development. As a software engineer in the News team at LSEG, you will write clean, efficient C++ and Python code for both on-prem and cloud-hosted environments. Work with structured data formats like XML, JSON, HTML, and XSLT — and learn how they power News industry standards. Collaborate in a scrum team crafting solutions and...

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.  We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new...

Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with it, the future global financial system. To achieve our mission, we’re seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the financial system. We want someone who is eager to leave their mark on the world, who relishes the pressure and privilege of working with high caliber colleagues, and who actively seeks feedback to keep leveling up. We want someone who will run towards, not away from, solving the company’s hardest problems. Our work culture is intense and isn’t for everyone. But if you want to build the future alongside others who excel in their disciplines and expect the same from you, there’s no...

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 Join the Substrate Edge Team at Palantir, where we are responsible for mission-critical production infrastructure — encompassing hundreds of Kubernetes clusters across on-premises deployments, from large data centres to small-footprint edge devices. We are now seeking a Senior Infrastructure Engineer with specialised experience in Ceph to boost the scale and reliability of our ruggedised Kubernetes offerings under novel operating constraints. If you are passionate about infrastructure at scale, have a deep understanding of Ceph, and are eager to engage with the broader open-source community, we encourage you to apply for this exciting opportunity. As a...

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 Join the Substrate Edge Team at Palantir, where we are responsible for mission-critical production infrastructure — encompassing hundreds of Kubernetes clusters across on-premise deployments - from large datacenter to small footprint edge devices . We are now seeking a Senior Infrastructure Engineer with specialized experience in Ceph to boost the scale, and reliability of our ruggedized Kubernetes offerings under novel operating constraints. If you are passionate about infrastructure at scale, have a deep understanding of Ceph, and are eager to engage with the broader open-source community, we encourage you to apply for this exciting opportunity. As a...

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 commitment 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. We are seeking a Senior Quality Engineer for our Real-Time Engineering Team. Quality Engineers are involved in requirements analysis, test planning, writing test cases/scripts, test case automation, and execution of all testing (which may include application integration, system, system/network integration, performance testing, and acceptance testing) required to ensure that the software is of the highest...

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'...

Optiver is looking for Senior Software Engineers to join our High-Frequency Trading (HFT) team in Austin, TX. Our HFT team is comprised of software engineers and researchers who design, improve and execute fully automated trading strategies using machine learning. As a senior engineer, you’ll lead complex technical projects, help shape the direction of our trading infrastructure, and work closely with teams to share knowledge and drive technical progress. Our software engineers work on some of the most challenging algorithmic problems in the world. The team owns the problem end to end, from data to simulation to the execution of orders in production. The system is built to be robust, enabling research at scale while running complex machine learning models with low latency across thousands of financial instruments. What you’ll do: Establish vision and technical direction for machine learning-driven trading systems that help maintain our position as a leading team in...

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.  We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new...

Position Summary Senior DevOps Lead will be responsible for designing, developing and managing LSEG's suite of SDLC and DevOps related tooling, including integrations with third party tools used for development, quality assurance and operations. The opportunity at Millennium Platform Development Team offers you the challenge to discover and learn new technologies in creating solutions that drive continuous improvement of our processes and tools. This role would require the engagement of multiple teams across the enterprise in order to discover and cater to opportunities where tooling and automation can improve efficiency and quality of deliveries, across the full software development lifecycle including analyzing, designing, coding, testing and deploying the solutions being developed. Role Responsibilities Study, understand and master the processes and tools used by various teams in engineering and testing products for capital market deployment. Work closely with these...

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.  We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new...

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.  We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new...

About the Role: Grade Level (for internal use): 10 The Team: You will work with a team of intelligent, ambitious and hard-working developers. The team is responsible for enhancing and maintaining the architecture, design, development, quality of Estimates content set. Our team values collaboration, creativity, and a global mindset, striving to make a positive impact within our organization. Other responsibilities include transforming product requirements into Technical Design/ Implementation & writing technical requirements. The Impact: The role contributes significantly to the business by • Streamlining the existing processes • Developing innovative functionality in existing and new products • Supporting and maintaining high revenue productionized products • Achieve the above intelligently and economically using best practice What’s in it for you: This is the place to hone your existing data engineering skills while having the chance to become...

Founded in Silicon Valley in 2009 by Marc Andreessen and Ben Horowitz, Andreessen Horowitz (aka a16z) is a venture capital firm that backs bold entrepreneurs building the future through technology. We are stage agnostic . We invest in seed to venture to growth-stage technology companies, across AI , bio + healthcare , consumer , crypto , enterprise , fintech , games , and companies building toward American dynamism . a16z has $46B in assets under management across multiple funds. We’ve established a team that is defined by respect for the entrepreneur and the company-building process; we know what it’s like to be in the founder’s shoes. We’ve invested in companies like Affirm, Airbnb, Coinbase, Databricks, Devoted Health, Insitro, Figma, GitHub, Instacart, OpenSea, Roblox, Stripe, and Substack. Our team is at the forefront of new technology, helping founders and their companies impact and change the world. The Role As an IT Engineer, you will provide a full...