C++ Trading and Simulation Engineer | New York, NY

Trexquant is a systematic fund in New York specializing in quantitative finance. The firm’s team brings together researchers and engineers who focus on advancing its quantitative platform and trading operations. Role overview The C++ Trading and Simulation Engineer will be part of Trexquant’s technology group. This role centers on building and enhancing trading systems and analytics platforms that underpin the firm’s algorithmic strategies. What you will do Collaborate with quantitative researchers and traders to design, implement, and optimize high-performance systems for algorithmic trading. Develop and maintain infrastructure for trading simulations, including data pipelines and low-latency execution platforms. Contribute to the ongoing development and improvement of tools supporting trading and research. Requirements Extensive experience with C++ development. Background in building scalable, low-latency, high-throughput systems. Demonstrated ability to develop and maintain complex infrastructure for trading or related applications. Location This position is based in New York, NY.

Join Atto Trading, a pioneering quantitative trading firm established in 2010, at the forefront of high-frequency trading strategies. We are actively seeking a C++ Software Engineer to enhance our dynamic team in New York.Our diverse and international team comprises experts in trading, statistics, engineering, and technology. Our unique blend of disciplined strategies and swift market feedback enables us to transform innovative ideas into profitable outcomes. Here at Atto, we foster an environment of continuous learning and collaboration, allowing us to tackle some of the most complex challenges in the industry together. As a small firm, we pride ourselves on our agility and commitment to integrity, creativity, and hard work.Position Highlights:As we modernize our trading and research platform to expand our alpha trading operations, you will play a pivotal role in developing a platform that empowers researchers to explore, test, and deploy complex signals, models, and strategies across various asset classes in a fully automated and robust manner, all while adhering to stringent latency targets. Your contributions will be crucial in building, maintaining, and supporting this platform.Responsibilities:Design, develop, and maintain our leading global trading platform using low-latency C/C++ systems specifically for high-frequency trading (HFT), consistently improving its performance, functionality, and stability.Conduct rigorous testing and engage in thorough code reviews to ensure high-quality standards.Integrate advanced networking hardware interfaces (FPGA, kernel-bypassing drivers).Exhibit proactive decision-making and self-direction, while knowing when to seek assistance.Investigate and propose enhancements for platform performance.Requirements:A minimum of 2 years of experience in developing high-frequency trading platforms and trading systems.Proficiency in C/C++, particularly modern C++ within a Linux environment.Expertise in profiling and optimization techniques.Strong understanding of Object-Oriented Programming (OOP), Multithreading, and Inter-Process Communication (IPC).Bachelor's degree or higher in Computer Science, Computer Engineering, or a related field.Meticulous attention to detail, a commitment to maintaining high standards, and a critical mindset.Able to juggle multiple tasks in a fast-paced environment.A proactive attitude towards building, learning, and achieving results.Desirable Qualifications:Familiarity with operating systems, including kernel-level understanding of device support in Linux.Knowledge of financial instruments such as Stocks, ETFs, Futures, and Options.Experience with various market data and order entry protocols (ITCH, OUCH, PITCH, CME MDP).A genuine interest in finance, trading, and contemporary electronic markets.Benefits:Competitive salary packagePerformance-based bonuses401(k) retirement planMental health support initiatives

About Us:Atto Trading is a forward-thinking quantitative trading firm established in 2010, recognized as a leader in high-frequency trading strategies on a global scale. We are on a mission to expand our diverse, international team of experts in trading, statistics, engineering, and technology. Our disciplined methodology, paired with swift market feedback, empowers us to rapidly transform innovative ideas into profitable results. As a compact firm, we pride ourselves on our agility and unwavering commitment to integrity, creativity, and diligence.Role Overview:We are seeking a proactive and skilled Head of Infrastructure to lead a dynamic engineering team through a pivotal phase of business expansion. This role entails setting strategic direction and delivering critical initiatives within a hybrid environment while maintaining close collaboration with various stakeholders. The ideal candidate will exhibit a blend of technical expertise and team leadership, thriving in a fast-paced atmosphere and dedicated to developing scalable, secure, and highly automated platforms.Key Responsibilities: Lead and mentor an infrastructure team of 7 engineers during significant organizational growth. Oversee essential infrastructure areas such as CI/CD, networking, hardware performance tuning, data platforms and pipelines, scalable computing, security, and access management. Enhance engineering standards through the application of established industry best practices. Champion modernization and upgrades of key stack components with full management support. This hands-on role requires 60-80% technical involvement, reflecting our commitment to maintaining high productivity and profitability per employee.

About Wintermute TradingWintermute Trading stands as one of the foremost algorithmic trading firms in the realm of digital assets. We excel in providing liquidity through advanced algorithms across major cryptocurrency exchanges and trading platforms. Furthermore, we offer a diverse array of OTC trading solutions and lend our support to prominent blockchain projects as well as traditional financial institutions transitioning into the crypto space. At Wintermute, we are not merely a trading entity; we are a critical and influential participant in the digital asset markets, forming strategic partnerships with key industry players. We are actively involved in the blockchain ecosystem's growth through targeted investments, collaborations, and project incubation.Join Us at Wintermute TradingWith a global presence that includes offices in London and Singapore, Wintermute Trading launched its US office in early 2025 and is poised for substantial growth in the coming years. This is a unique opportunity to contribute to the swift expansion of Wintermute Americas.Your RoleWe are on the lookout for an Algorithmic Trader who possesses strong coding skills in Python, a keen sense for trading, and a genuine curiosity about high-frequency trading (HFT), liquidity provision, and cryptocurrency trading. Following a brief training period with our global trading team, you will engage in projects that directly influence the profit and loss (P&L) of Wintermute USA's trading strategies. Your responsibilities will include analyzing extensive trading and transaction data, deriving actionable insights, prioritizing these insights, and formulating solutions based on your analyses. You will enjoy considerable autonomy and responsibility from the outset, while benefiting from the mentorship of seasoned crypto trading experts, facilitating rapid learning without the constraints of outdated systems or corporate red tape. Your impact will be significant, with no limits imposed by the company!

Join Talos Trading as a Sales Associate in the dynamic city of New York! We are searching for a motivated individual who is eager to excel in the fast-paced world of trading. In this role, you will engage with clients, identify their needs, and provide tailored solutions that drive our business forward. Your ability to build strong relationships and communicate effectively will be key to your success.

About Wintermute TradingAs a leader in algorithmic trading within the digital asset space, Wintermute Trading is at the forefront of providing liquidity across major cryptocurrency exchanges and trading platforms. Our robust OTC trading solutions support high-profile blockchain projects and traditional financial institutions entering the crypto realm. We are more than just a trading firm; we are a significant player in the digital asset markets, actively engaging with all major industry participants and fostering the blockchain ecosystem through strategic investments, partnerships, and project incubation. Learn more about us here.Join Our Team at WintermuteWith our global presence spanning offices in London and Singapore, Wintermute opened its US office in early 2025, poised for substantial growth in the coming years. This is a unique chance to contribute to the rapid expansion of Wintermute Americas and be part of an innovative team.

Atto Trading, a leading quantitative trading firm established in 2010, is at the forefront of global high-frequency trading strategies. We invite a passionate Low-Latency Developer to enhance our dynamic team.Our diverse and international workforce comprises experts in trading, engineering, technology, and statistics. We pride ourselves on a disciplined approach complemented by rapid market feedback, enabling us to swiftly transform innovative ideas into profitable outcomes. In our collaborative and educational environment, we tackle some of the most complex challenges in the industry, maintaining a commitment to integrity, ingenuity, and excellence.Position Highlights:As we modernize our trading and research infrastructure to expand our alpha trading capabilities, this platform will empower researchers to analyze, test, and implement advanced signals, models, and strategies across various asset classes while meeting stringent latency requirements. In your role as a Low-Latency Developer, you'll be instrumental in designing, optimizing, and maintaining high-performance trading systems to ensure minimal latency.Your Mission and Goals:Evaluate and enhance the performance of low-latency trading systems by pinpointing bottlenecks and inefficiencies in the code, and implementing robust solutions.Adapt and develop our platform to meet the rigorous demands of a fast-paced trading environment, effectively managing technical debt.

Join Polymarket as a Senior C/C++ Engineer, where you will play a pivotal role in shaping the future of our trading platform. You will leverage your expertise in C and C++ to develop high-performance systems that support our innovative marketplace. Collaborate with a talented team dedicated to providing a seamless experience for users and driving the growth of decentralized prediction markets.

Atto Trading is a leading quantitative trading firm that employs a portfolio of signal-driven high-frequency trading strategies across cash equities and futures markets.We are currently seeking a dedicated Trading Operations Engineer to enhance our team. As we embark on expanding into new markets, it is an exhilarating time to join our diverse group of professionals specializing in trading, statistics, engineering, and technology. Our methodical approach, paired with rapid market feedback, enables us to transform innovative ideas into profitable outcomes swiftly. We foster a collaborative and educational environment where we tackle some of the most challenging problems in the industry together.As a compact firm, we maintain agility and uphold the highest standards of integrity, creativity, and diligence.Our Trading Activities:We execute trades on nearly all US exchanges, including NASDAQ, NYSE, ARCA, Cboe, CME, CFE, and more.Key Responsibilities:Oversee and manage Atto Trading’s automated trading systems to ensure seamless operations.Conduct proactive analyses and enhancements of trading pipelines by developing scripts to automate and optimize daily trading processes and reporting mechanisms.Collaborate with traders, engineers, brokers, and exchanges to address and resolve intraday issues in real time.Engage directly with exchanges and clearing members to investigate and resolve live trading discrepancies.Partner with software engineering teams to refine and sustain trading infrastructure and internal monitoring systems.Automate and enhance trading support workflows and pipelines utilizing Python and Bash scripting.Support daily risk operations through report generation and execution of established risk protocols.Document production incidents while maintaining thorough logs and monitoring protocols.Manage and oversee enterprise systems related to pipeline scheduling, software releases, and operational monitoring.Assist in new market deployments by working closely with internal teams on infrastructure and connectivity.

Belvedere Trading is a premier proprietary trading firm with a robust presence in Chicago, New York, Boulder, and Singapore. Our dedicated traders excel in providing market liquidity through their adept market-making activities, mastering a broad spectrum of commodities, interest rates, exchange-traded funds (ETFs), and equity index options. From our inception, we have consistently invested in cutting-edge proprietary technology, building our systems from the ground up. Our trading models and software systems undergo continuous re-engineering and optimization to maintain our competitive edge within the industry. We thrive in a collaborative team environment where we challenge each other to consistently deliver value and share in the collective success of the firm.We are seeking a Senior Trading Software Engineer to innovate and enhance our trading platform. In this role, you will collaborate closely with traders and quantitative researchers to design and evolve the infrastructure behind our automated options trading systems. Our core platform is developed in Java, with an expansion into modern C++ to propel our strategies into new markets. You will be involved in all aspects, from trading logic and system performance to FPGA integrations. Our daily operations emphasize rigorous code reviews, automated testing, and scalable best practices. If you are passionate about optimizing every microsecond, tackling real-time challenges, and building robust, scalable systems, this position will keep you engaged and motivated every day.

Join the Institutional Fabric of the Digital Asset MarketFounded in 2018, Talos Trading is at the forefront of providing institutional-grade trading technology for the global digital asset market, empowering leading entities within the crypto ecosystem. Our mission is to facilitate the widespread adoption of digital assets by effectively connecting institutions to the digital asset landscape. We are dedicated to creating the most innovative and reliable platform globally, supporting every aspect of the trading lifecycle.At Talos, we cultivate an environment that promotes kindness, respect, and inclusivity. We value diverse perspectives and believe that each team member contributes unique insights that propel Talos forward. Our culture is built on trust, integrity, collaboration, and collective growth.Our team is a close-knit, globally distributed group of seasoned engineers and business leaders, with offices in New York, London, Singapore, and Cyprus. In our hybrid-friendly setting, whether working from the office or remotely, your individual skills and insights will be essential in building something exceptional.Client Services Engineer RoleWe are seeking a seasoned client-facing engineer who will play a pivotal role in supporting our customers within a dynamic, 24/7 global digital asset trading environment. This essential position will contribute significantly to client success and the overall stability of our trading systems.

About WintermuteWintermute is a leading algorithmic trading firm specializing in digital assets. We are at the forefront of providing liquidity across all major cryptocurrency exchanges and trading platforms, along with a wide range of OTC trading solutions. Our partnerships with high-profile blockchain projects and traditional financial institutions transitioning into the crypto space position us as a pivotal player in the digital asset markets. We don’t just trade; we actively contribute to the blockchain ecosystem through strategic investments, collaborations, and project incubation. For more details, please visit here.Why Join Wintermute?As a global company with offices in London and Singapore, we opened our US office in early 2025, anticipating significant growth in the coming years. This presents a unique opportunity for you to be part of the rapid expansion of Wintermute Americas. Role OverviewWe are looking for a DevOps Engineer to join our Liquidity Integration team in New York. The Liquidity team is integral to supporting Wintermute’s flagship OTC platform, which facilitates trading for thousands of counterparties via API and the Wintermute NODE platform. Your responsibilities will include designing efficient counterparty-centric integration and support processes, as well as providing operational support throughout the counterparty lifecycle.Your role will focus on global integrations and support, particularly during US business hours and for US counterparties. Collaboration with business development, product teams, traders, engineers, and our global DevOps teams in London and Singapore will be essential in ensuring counterparty technical integration, platform stability, performance, and resilience.

Join inasolution as a C++ Developer in New York! We are seeking a passionate and skilled developer who is proficient in C/C++ programming. In this role, you will collaborate with a dynamic team, focusing on innovative projects that leverage your strong data structure and relational database knowledge. Experience with socket and multi-threaded programming is preferred. If you have excellent interpersonal and communication skills, we want to hear from you!

Trexquant seeks a Lead Trading Systems Engineer in New York to strengthen the core platforms behind the firm's trading and research activities. This position focuses on building, refining, and scaling the systems that underpin strategy development, simulation, and execution. Collaboration with quantitative researchers and engineers is central to expanding simulation and execution capabilities. Main responsibilities Design and enhance infrastructure supporting trading, research, and operations, integrating closely with the Order Management System (OMS). Develop a high-performance simulation and backtesting platform for equities, futures, fixed income, and derivatives, supporting research and strategy deployment. Analyze and improve existing systems, addressing performance bottlenecks and strengthening scalability, security, and reliability. Partner with quantitative researchers and cross-functional teams to align technical direction with infrastructure goals, including accurate modeling of market conditions and execution behaviors. Build and optimize data and compute infrastructure for low-latency, high-throughput processing of large-scale market data for both simulation and live trading. Advance caching, time-series data management, and distributed computation to ensure modular, scalable simulation and backtesting frameworks. Lead development, integration, and deployment of systems and tools using C++ and Python in Linux environments. Mentor engineers and researchers, offering technical guidance and keeping up with new technologies and industry standards. Location This position is based in New York, New York, United States.

Belvedere Trading is a proprietary trading firm with offices in New York, Chicago, Boulder, and Singapore. The company specializes in trading commodities, interest rates, ETFs, and equity index options. Belvedere is known for its focus on technology and ongoing system improvements to stay ahead in the markets. As part of Riverside Capital Markets (RCM), Belvedere collaborates closely with founding partners to drive Market Making and Quantitative Trading efforts. Teams operate from multiple locations, including New York, and use both in-house and third-party software solutions to support trading activities. Role overview This Software Engineer position centers on designing, building, and maintaining high-performance trading systems. The role is well-suited for early-career engineers who want to take ownership of technical projects, solve challenging problems, and work directly with quantitative traders and experienced engineers. What you will do Participate in the full software development lifecycle, from design to deployment and ongoing support Develop reliable and efficient systems that align with business goals Collaborate with team members across engineering and trading functions Requirements Motivation to learn and grow as an engineer Interest in tackling complex technical challenges Intellectual curiosity and a commitment to continuous development

Join our dynamic team at The Trade Desk as a Senior Programmatic Trading Specialist, where you will play a pivotal role in optimizing programmatic advertising strategies. Your expertise will help clients achieve their marketing goals through data-driven insights and innovative solutions.

About Wintermute Trading Wintermute Trading is a leading algorithmic trading firm focused on digital assets. The team provides algorithmic liquidity to major cryptocurrency exchanges and platforms, and offers a wide range of OTC trading services. Wintermute collaborates with high-profile blockchain projects and supports traditional financial institutions as they move into crypto. The company invests in, partners with, and incubates projects to help grow the blockchain ecosystem. Learn more here. Wintermute in the U.S. With established offices in London and Singapore, Wintermute opened its U.S. office in early 2025. The company is preparing for significant growth in the Americas, creating opportunities for new team members to help shape the future of the business in this region. Role Overview: OTC Sales Trader The U.S. trading team is hiring a Sales Trader to help expand Wintermute's OTC business. This role is central to building relationships and supporting trading activities with counterparties. Candidates should have a strong background in OTC trading and a proven record in sales trading. What You Will Do Drive OTC business growth in the U.S. market Engage in trading activities across a broad range of digital assets Build and maintain relationships with counterparties Share new ideas to influence OTC strategy and product offerings Work closely with and learn from an experienced trading team About the OTC Desk Wintermute operates as a principal liquidity provider for OTC products, trading over 500 tokens in spot markets and offering all major OTC derivatives, including CFDs, options, futures, and custom solutions. The firm serves more than 2,000 counterparties worldwide, with significant growth potential in the U.S. The team values professionalism and collaboration, and maintains a flat structure with minimal bureaucracy.

Hudson River Trading (HRT) is on the lookout for a talented IT Operations Engineer to become an integral part of our Information Technology team. This key role involves delivering exceptional technical support to HRTers worldwide while spearheading automation and engineering initiatives to enhance scalability and operational efficiency. You will collaborate closely with IT leadership to execute projects, achieve service-level goals, and continuously refine internal processes.We are searching for an individual who flourishes in a dynamic environment and showcases outstanding communication and teamwork abilities. The ideal candidate possesses a positive disposition and a customer-focused approach, ensuring top-notch support to our internal users. This role requires being onsite up to 80% of the time.

Join Talos as an Accounting ManagerAt Talos, we are redefining the digital asset market with our cutting-edge trading technology, catering to institutional clients worldwide. Founded in 2018, our mission is to promote the adoption of digital assets by providing seamless access to the ecosystem.We pride ourselves on fostering a culture of inclusivity, collaboration, and respect, where every team member's contributions are valued. Our globally distributed team, with offices in New York, London, Singapore, and Cyprus, works in a hybrid-friendly environment to create innovative solutions.As an Accounting Manager, you will play a vital role in our fast-growing Financial Operations team, enhancing our global accounting operations and financial reporting efforts. This hands-on position is perfect for individuals who see accounting as a strategic partner in driving business growth.

DV Trading is seeking a Graduate Trader in New York. This entry-level role centers on commodities trading and offers direct exposure to the mechanics of financial markets. Role overview Graduate Traders at DV Trading begin by building a strong foundation in market analysis and trading strategy. The position involves working closely with experienced traders to understand how decisions are made and executed in real time. What you will do Develop analytical skills through hands-on market observation and data review Learn trading strategies and how to apply them effectively Participate in decision-making that affects trading outcomes Requirements This role is designed for recent graduates interested in commodities trading. A strong interest in financial markets and a willingness to learn are important.