C++ Trading Platform Developer

Rust Engineer - TradingJoin Keyrock, a trailblazer in the digital asset space, as a Rust Engineer. Since our inception in 2017, we have rapidly evolved into a prominent player, celebrated for our strategic partnerships and groundbreaking innovations.With over 250 team members spanning 42 nationalities, our diverse workforce includes DeFi experts and PhDs. While we primarily operate remotely, we maintain hubs in London, Brussels, Singapore, and Paris, fostering a strong community through regular online and offline gatherings.Keyrock is actively engaged in trading across more than 80 exchanges and collaborates with a variety of asset issuers. As a market maker, we excel in market making, options trading, high-frequency trading, OTC, and DeFi trading desks.We are not merely service providers; we are pioneers. Keyrock is at the forefront of adopting Rust for algorithmic trading, advocating for its utilization throughout the industry. Our Accelerator Program supports the growth of Web3 startups, while we enhance ecosystems by providing liquidity to promising DeFi, RWA, and NFT protocols. We are committed to advancing the industry through our research and governance initiatives.At Keyrock, we don’t just envision the future of digital assets; we actively build it.

Join Us as a Software EngineerAt Talos, we are leading the way in institutional trading technology for the digital asset market, established in 2018. Our cutting-edge solutions empower major players in the crypto ecosystem, facilitating seamless trading and settlement processes.Our mission is to promote the widespread adoption of digital assets, creating a trusted and innovative platform that supports the entire trading lifecycle. We pride ourselves on fostering a workplace that values kindness, respect, and inclusivity, where diverse perspectives fuel our progress.As part of a close-knit yet decentralized team of skilled engineers and professionals, you will thrive in our hybrid-friendly environment, with hubs in New York, London, Singapore, Sweden, and Cyprus.As a Software Engineer at Talos, you will be instrumental in developing high-performance systems that bridge the gap between crypto and capital markets. Collaborating with our talented team, you will enhance our backend trading and settlement platform, focusing on areas such as order routing, market data connectivity, position management, and risk systems.We seek passionate engineers eager to take ownership of their work and contribute across the entire development lifecycle—design, implementation, testing, and deployment. If you enjoy tackling complex challenges in a fast-paced environment and are eager to learn from seasoned colleagues, we want to hear from you! Experience in finance or crypto is a plus, but your coding skills, critical thinking, and collaborative spirit are our top priorities.Interested in our engineering culture? Explore Sonic, our inaugural open-source project that enables microsecond network stack latency in Go: https://github.com/talostrading/sonic

Join Our Innovative Team in the Digital Asset MarketFounded in 2018, Talos is at the forefront of providing institutional-grade trading technology tailored for the global digital asset market, empowering many key players within the crypto ecosystem.At Talos, our mission is to foster the widespread adoption of digital assets by effectively connecting institutions to the evolving digital asset landscape. We are dedicated to developing the most innovative and trusted platform, supporting a comprehensive trading lifecycle.Our workplace embodies kindness, respect, and inclusivity, valuing diverse perspectives that contribute to our growth. We believe that each team member brings unique insights and skills that propel Talos towards excellence. In our commitment to collaboration and mutual success, we cultivate a culture of trust and integrity, working together to build something remarkable. Your contributions will be vital to our collective achievements.We are a close-knit yet decentralized team of experienced engineers and business professionals, operating in a hybrid-friendly environment with offices in New York, London, Singapore, Sweden, and Cyprus.About the RoleAs a Software Engineer in our Trading Connectivity team, you will be responsible for designing, developing, and maintaining high-performance backend systems that interface with our extensive provider network. Your role will involve collaborating with product managers, trading support, other engineering teams, and clients to facilitate the integration of new liquidity providers into the Talos network. You will be instrumental in enhancing the platform's scalability, reliability, security, and overall performance, managing the integration process from requirement gathering to deployment.To learn more about Talos's engineering culture, explore Sonic, our inaugural open-source project that enables us to achieve microsecond network stack latency in Go: https://github.com/talostrading/sonic

Join the Digital Asset RevolutionFounded in 2018, Talos is at the forefront of institutional-grade trading technology for the global digital asset market, enabling many prominent players within the crypto ecosystem. Our mission is to facilitate the widespread acceptance of digital assets by connecting institutions to this evolving landscape seamlessly. We are dedicated to creating the most innovative and reliable platform in the industry, supporting the entire trading lifecycle.At Talos, we promote a culture of kindness, respect, and inclusivity, valuing diverse perspectives that contribute to our collective success. Each team member brings unique insights and skills that propel Talos forward, fostering a collaborative environment built on trust, integrity, and mutual growth.As part of our globally distributed team of seasoned engineers and business professionals, you will find a hybrid-friendly workplace that encourages your unique talents and contributions to help us build something extraordinary.Client Services Engineer RoleWe are seeking a skilled Client Services Engineer to support our clients in a dynamic, round-the-clock global digital asset trading environment. This pivotal role will ensure ongoing client success and the overall integrity of our trading systems.

About WintermuteWintermute is a pioneering technology company and a leading player in the algorithmic trading sector, focusing on digital assets. We are dedicated to providing liquidity across a vast array of cryptocurrency exchanges and trading platforms. Additionally, we offer comprehensive OTC trading solutions, supporting both high-profile blockchain initiatives and traditional financial institutions transitioning into the crypto space. Our Wintermute Ventures division also invests in promising early-stage DeFi projects.Founded in 2017, Wintermute has adeptly navigated the complexities of industry cycles. Our culture merges the high-frequency trading standards of traditional markets with the innovative and entrepreneurial spirit typical of technology startups. We are firm believers in the transformative potential of blockchain, and we take a long-term approach to the digital asset market, positioning ourselves as leaders in fostering a compliant and innovative trading environment. For more details, you can read more here.Why Join Wintermute?We are on the lookout for an Algorithmic Trader with robust coding abilities (Python) and a keen interest in high-frequency trading, liquidity provision, and cryptocurrency markets. From day one, you will manage your own “desk” and have the chance to create and refine your own trading algorithms and strategies. You will receive invaluable mentorship from seasoned traders and developers, including our founders and management team. Expect a high degree of autonomy and responsibility from the outset, allowing you to make a significant impact without the hindrance of legacy systems or bureaucratic red tape.Your ResponsibilitiesFollowing a brief training period, you will focus on enhancing existing trading strategies, introducing new trading products, and advancing the technology behind our trading systems. You will analyze extensive trading and transaction data to extract insights, prioritize them, and devise solutions based on your findings. You will have the opportunity to influence P&L positively and will be encouraged to experiment with innovative ideas and strategies. We will provide more technical specifics during the interview process.Please note: We seek individuals with strong quantitative and coding skills; however, this is primarily a business/trading role rather than a research position.

Join Our Team at WintermuteAs a leading technology unicorn and one of the foremost algorithmic trading firms in the digital assets space, Wintermute is at the forefront of cryptocurrency liquidity provision across major trading platforms. We specialize in offering a wide array of OTC trading solutions and are committed to advancing high-profile blockchain initiatives alongside traditional financial institutions transitioning into the crypto ecosystem. Additionally, our Wintermute Ventures division invests in pioneering DeFi projects.Since our inception in 2017, Wintermute has adeptly navigated the ever-changing landscape of the cryptocurrency market. We pride ourselves on blending the rigorous technology standards of high-frequency trading firms with the dynamic and innovative culture characteristic of technology startups. Our vision is rooted in the transformative potential of blockchain, and we are dedicated to shaping a compliant and progressive market for digital assets. Discover more about us here.Position OverviewWe are looking for a skilled C++ Developer to join our expanding options trading team—one of the largest electronic trading desks within the crypto options market. In this pivotal role, you will work closely with our traders to develop high-performance, scalable options trading systems. Your engagement will span the full options stack, promoting business growth across centralized finance, decentralized finance, and OTC. The ideal candidate will demonstrate strong problem-solving abilities and thrive in a fast-paced environment.

About WintermuteWintermute is a pioneering technology firm and one of the foremost algorithmic trading companies specializing in digital assets. Our mission is to provide liquidity across a diverse range of cryptocurrency exchanges and trading platforms. We also offer comprehensive OTC trading solutions while supporting prominent blockchain initiatives and traditional financial institutions transitioning into the crypto space. Additionally, Wintermute Ventures invests in early-stage DeFi projects, further enhancing our influence in the industry.Founded in 2017, Wintermute has adeptly navigated through various industry cycles. We blend the high-frequency trading standards of traditional markets with the innovative spirit of technology startups. At Wintermute, we are committed to harnessing the disruptive potential of blockchain technology, maintaining a long-term perspective on the digital asset market, and leading the way in establishing a compliant and innovative trading environment. To learn more, please visit our website.Join Our TeamWe are on the lookout for a passionate C++ Quant Developer who thrives on technology and possesses a keen interest in both the intricate details of computer hardware and the overarching design of expansive systems, including data infrastructure. The ideal candidate enjoys exploring the inner workings of technology, has a solid understanding of data structures, and possesses experience in developing client-server network applications and optimizing high-performance code. We value prior experience from personal projects as well as professional backgrounds. A PhD in mathematics is common among our Quant Developers, and a solid grasp of mathematical concepts is essential. An interest in algorithmic and quantitative trading is a bonus.At Wintermute, you will have the unique opportunity to directly influence our trading activities by developing and enhancing various aspects of our trading platform, data infrastructure, and related software. You will receive guidance from seasoned developers and traders, including our founders. Expect immediate responsibility and independence, enabling you to learn at an unparalleled pace! We operate without legacy systems, bureaucratic hurdles, or multiple approval layers; all developers report directly to our hands-on CTO. The impact you make is truly up to you!

About WintermuteWintermute is a prominent technology unicorn and one of the leading algorithmic trading firms specializing in digital assets. We excel in providing liquidity across a wide range of cryptocurrency exchanges and trading platforms, offer diverse OTC trading solutions, and support significant blockchain projects and traditional financial institutions transitioning into the crypto space. Additionally, Wintermute Ventures actively invests in early-stage DeFi projects.Founded in 2017, Wintermute has adeptly navigated through various industry cycles. We blend the rigorous technological standards of high-frequency trading firms with the innovative spirit characteristic of tech startups. At Wintermute, we are committed to harnessing the innovative potential of blockchain technology and hold a long-term vision for the digital asset market, positioning ourselves as leaders in establishing a creative and compliant marketplace. Discover more about us here.Join Our DeFi TeamWe are seeking an enthusiastic and inquisitive student to join our DeFi team for a 6-month internship. In this role, you will research on-chain protocols and conduct data-driven experiments that contribute to our understanding of decentralized finance.Our trading philosophy is fundamentally technological—our traders are analytical and programmatic problem solvers who thrive on innovation. In true DeFi fashion, this position offers you the chance to take on various roles, working across multiple codebases and languages to explore the ecosystem's design frontiers.We pride ourselves on being a close-knit, collaborative team that values open communication and creative exploration. You will collaborate closely with seasoned traders and developers, receiving mentorship while being encouraged to express your perspectives, challenge ideas, and explore new avenues of inquiry collectively.

Join Our Team at hyperexponentialAt hyperexponential, we are revolutionizing the insurance industry with our AI-powered platform that facilitates critical decision-making within a $7 trillion sector. Our innovative solutions are pivotal in determining risks and pricing them accurately—decisions that affect everything from successful rocket launches to the recovery of communities hit by natural disasters.Historically, the insurance sector has relied on outdated methodologies for billion-dollar decision-making. We are changing that narrative. Our platform harnesses the power of data, artificial intelligence, and expert human insight to provide insurers with the most efficient pathway from submission to decision, enabling them to act with speed and confidence.Supported by leading venture firms such as a16z, Highland Europe, and Battery Ventures, we are expanding our global footprint, currently serving nearly 50 of the largest insurers worldwide, boasting zero churn and managing billions in premiums through hyperexponential.What started as a single product has evolved into a comprehensive platform that supports every aspect of pricing and underwriting across various markets. AI is integral to our operations, from our unique domain-specific AI peer programmer (akin to GitHub Copilot but with a PhD in actuarial science) to creating agentic workflows that transform industry practices.At hyperexponential, it’s not about titles or duration of service; it’s about the impact you make and the challenges you tackle. Collaborate with a team that pushes you to excel, and you’ll find yourself doing the most rewarding work of your career in an environment designed for resilience and innovation.If this resonates with you, we invite you to help us shape the future.About the Kernel TeamThe Kernel team is at the heart of our platform, developing the execution engine that evaluates, validates, and safely runs customer models at scale. Their efforts empower hx Renew and future products to make accurate, high-performance, and explainable decisions in high-stakes environments.As a Software Engineer on the Kernel team, you will take ownership of significant components of this vital system, contributing production quality code, enhancing architecture, and collaborating closely with cross-functional teams to ensure our engine addresses real product and customer needs.

Affinidi is a London-based technology company working to reshape digital data ownership. The team creates tools that help individuals and organizations manage their digital identities, always with privacy and security as priorities. Their work centers on decentralized digital identity solutions, aiming to build a trusted network for digital credentials. This approach helps people and businesses exchange data and services safely across industries and borders. Role overview The Senior Backend Engineer (Rust) position focuses on developing backend systems that drive Affinidi’s vision of secure, user-controlled data management. This role requires strong, practical experience with Rust to build and maintain the core infrastructure behind Affinidi’s products. Engineers in this team work on complex backend challenges and are encouraged to find practical solutions to real-world problems. The work supports privacy-first, decentralized identity products that serve a wide range of users and industries. Location This role is based in London, England, United Kingdom.

At Ripple, we are pioneering a future where value transfers seamlessly, akin to how information flows today. Our mission is ambitious and transformative, already making strides through our innovative crypto solutions tailored for financial institutions, enterprises, governments, and developers. We aim to enhance the global financial landscape, fostering economic equality and opportunities for individuals across diverse regions worldwide. Here, you will be empowered to perform your best work and expand your skill set, supported by a collaborative team.If you are eager to witness your contributions make a real-world impact and explore remarkable career advancement prospects, we invite you to join us in creating tangible value.The TeamRippleX is committed to equipping the innovators of the future on the XRP Ledger (XRPL), renowned as one of the fastest and most dependable public blockchains globally. Our goal is to democratize the digital economy through practical support, empowering a vibrant developer community, and leveraging the expertise of a forward-thinking technology organization.The Programmability team plays a crucial role in this vision, dedicated to enhancing the core functionalities of the XRP Ledger to accommodate smart contracts and more sophisticated on-ledger capabilities. We are on the lookout for skilled engineers who are passionate about shaping the future of decentralized applications.Your ResponsibilitiesDesign, develop, and maintain foundational components of the XRP Ledger to boost programmability, smart contract functionalities, performance, and scalability.Lead the integration and upkeep of a WebAssembly (WASM) virtual machine within the XRPL’s C++ core.Participate in the complete software development lifecycle, encompassing architecture and design to development using modern C++ and Rust, alongside rigorous testing.Produce system design documentation and spearhead technical conversations with both internal and external engineering stakeholders.Maintain high coding and testing standards as a champion of the open-source XRP ledger community, including engaging in code reviews.

About Wintermute Wintermute is a pioneering technology unicorn and a leading global force in the digital asset market. As the largest crypto-native algorithmic trading firm, we provide unparalleled liquidity across all major exchanges and trading platforms. Our OTC desk facilitates a broad spectrum of spot and derivatives products, serving over 2,000 counterparties from both crypto-native and traditional financial institutions. We are actively engaged in advancing the blockchain ecosystem, positioning ourselves as a major player in DeFi, along with our investments, partnerships, and incubations.Founded in 2017 by leaders from the trading industry, Wintermute has adeptly navigated various cycles within the crypto industry. Our culture harmoniously blends the rigorous technology standards of high-frequency trading firms with the innovative spirit of tech startups. Discover more about us here.About the RoleWe are seeking a seasoned Product Manager to spearhead the development of our NODE platform, designed to provide seamless crypto trading experiences for institutional clients. This is a hands-on, cross-functional role that will have a significant impact. You will collaborate closely with engineers, designers, core developers, and stakeholders across the business to define, build, and launch a secure, scalable, and high-performance trading platform.

About the CompanyAffinidi is an innovative technology company on a mission to revolutionize data ownership. We empower individuals and businesses to take full control of their data with a holistic approach to managing their digital identities while prioritizing privacy and security.Our advanced technology enables users to leverage decentralized digital identity solutions. We firmly believe in the right of every individual to own and control their data, which drives our commitment to building a trustworthy ecosystem for digital credentials. This platform allows secure data and service exchanges across various industries and borders. About the Role:We are looking for a solution-driven Senior Backend Engineer with extensive experience in Rust. Your role will involve designing and implementing robust backend solutions that enable our users to manage their data effectively and securely. If you are passionate about decentralized systems and want to contribute to meaningful projects, we would love to hear from you.

Join Our Team at WintermuteWintermute is a pioneering technology unicorn and a leading player in the algorithmic trading space, focusing on digital assets. We excel in providing liquidity across major cryptocurrency exchanges and trading platforms, deliver comprehensive OTC trading solutions, and actively support renowned blockchain projects as well as traditional financial institutions making their foray into the crypto realm. Additionally, our Wintermute Ventures division invests in promising early-stage DeFi projects.Founded in 2017, Wintermute has adeptly navigated the evolving landscape of the industry. Our culture merges the technology standards of high-frequency trading firms in traditional markets with the innovative spirit and entrepreneurial environment found in tech startups. We are passionate about the transformative power of blockchain and are committed to fostering a compliant and forward-thinking market in the digital asset space. For more insights, click here.Position OverviewWe are in search of a skilled Core Developer to join our dynamic development team. This role offers the opportunity to work within a focused, high-performing group that has a wide-reaching impact across various business sectors. The ideal candidate will be pragmatic, dedicated to producing clean and efficient code, and possess strong interpersonal skills, as collaboration with traders, C++ developers, quantitative researchers, and the DeFi Team is essential. While prior experience in crypto or finance is not a prerequisite, a solid technical foundation and the right mindset are crucial.Our primary services are developed in Python, though we also maintain high-performance infrastructures utilizing C++. We prioritize using the latest versions for both languages. Our systems operate on Linux, utilize PostgreSQL for database management, and incorporate several custom in-house solutions tailored to address challenges common in high-frequency trading.

Affinidi develops technology that helps people and organizations manage their data with greater control. The team designs digital identity tools that keep privacy and security at the forefront. Their work emphasizes decentralized approaches, aiming to make digital credentials both secure and accessible across industries and borders. Role overview The Senior Backend Engineer (Rust) position focuses on building and refining backend systems for privacy-first digital identity products. This London-based role plays a key part in supporting secure, reliable services that underpin Affinidi's core offerings. What you will do Develop and maintain backend services using Rust Create technical solutions that enhance efficiency and reliability Support the ongoing development of decentralized identity platforms Location London, England, United Kingdom

Hudson River Trading seeks a Trading Systems Engineer to join the Trading Systems Infrastructure team. This group builds and maintains the technology behind global trading operations. Their work supports high performance and reliability for the ultra-low latency operating systems, automation tools, and development platforms that keep trading strategies running worldwide, around the clock. Role overview The Trading Systems Engineer will help support and improve real-time production trading environments. The work centers on solving challenges that require high availability, high throughput, and ultra-low latency. This role contributes to the development and automation of essential infrastructure components, working alongside a team committed to keeping trading systems operating smoothly at all times. What you will do Support and improve real-time production trading environments Address challenges involving high availability, high throughput, and ultra-low latency Contribute to developing and automating critical infrastructure Collaborate with a team focused on system reliability and uptime Requirements Experience with coding and automation Strong interest in enhancing technology stacks Ability to solve complex technical problems in demanding environments Comfort working where uptime and performance are essential Locations Austin, TX, United States Boulder, Colorado, United States Chicago, Illinois, United States London, United Kingdom New York, NY, United States Seattle, Washington, United States

About the CompanyAffinidi is a pioneering technology firm focused on reimagining data ownership. We empower both businesses and individuals to take control of their data, providing a holistic approach to managing their digital identity while prioritizing privacy and security.Our innovative technology facilitates decentralized digital identity solutions, ensuring that everyone has the right to own and govern their data. We are dedicated to establishing a trustworthy ecosystem for digital credentials that allows secure data and service exchange across various sectors and borders. About the Role: We are seeking a solution-driven Senior Backend Engineer who possesses substantial expertise in Rust. The ideal candidate will have a track record of delivering robust backend solutions and is eager to contribute to our mission of transforming digital identity.

Network Engineer – Trading & Electronic Trading InfrastructureJoin MARGO in London – Permanent & Contracting OpportunitiesMARGO is a technology-driven consultancy providing exceptional IT expertise tailored for the complexities of financial markets.We specialize in mission-critical trading and electronic trading infrastructures, emphasizing performance, latency, resilience, and automation as key elements of success. Our consultants collaborate closely with trading, application, and infrastructure teams to design, transform, and operate high-performance platforms.By joining MARGO, you will engage in technically challenging transformation projects while benefiting from a supportive environment, personalized career development, and close guidance.Business ContextYou will be part of a trading and electronic trading infrastructure team undergoing a significant network transformation.Following years of organic growth, we are re-evaluating our network architecture with new investments focused on:Latency-sensitive electronic trading systemsScalability and resilienceAutomation and infrastructure-as-code principlesThis role is positioned at the intersection of network engineering, production operations, and application proximity, requiring direct interaction with trading and development teams.Role OverviewWe are seeking a Network Engineer to play a key role in the redesign, automation, and management of trading and corporate network infrastructures.The position combines architectural design, hands-on engineering, and production ownership, ideal for engineers eager to work closely with trading environments and lead significant technical transformation initiatives.Key ResponsibilitiesArchitecting, transforming, and managing network infrastructures while ensuring their operational excellence.

Hudson River Trading is hiring a Junior Trading Systems Engineer to join its Trading Systems Infrastructure team. This group is responsible for designing, building, and maintaining the high-performance infrastructure that supports the firm's global trading operations. The focus is on ensuring reliability and efficiency for ultra low-latency operating systems, automation tools, and platforms that keep trading strategies running around the clock. Key responsibilities Contribute to projects within a real-time trading environment Address challenges that demand high availability, high throughput, and ultra low-latency solutions Support the maintenance and improvement of core infrastructure for global trading systems Assist in developing and automating tools that back trading operations What we look for Strong interest in coding and automation Willingness to learn new skills and technologies to work with a complex technical stack Ability to solve technical problems in a demanding setting Locations Chicago, Illinois, United States London, United Kingdom New York, NY, United States