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.

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.

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.

Join the Digital Asset Revolution as a Software EngineerFounded in 2018, Talos is at the forefront of institutional trading technology for the digital asset market, supporting the leading entities within the crypto ecosystem.Our mission at Talos is to propel the widespread adoption of digital assets by effectively bridging institutions with the digital asset landscape. We are dedicated to creating the most innovative and reliable platform globally, encompassing the full trading lifecycle.At Talos, we cultivate a workplace that prioritizes kindness and respect, values diverse perspectives, and champions inclusivity. Every team member contributes unique insights and abilities that drive our mission forward. In our quest for excellence, we maintain a culture of trust, integrity, collaboration, and shared growth. Together, we are ambitiously crafting something remarkable. Your distinct skills and insights will be integral to our collective success.We are a close-knit yet decentralized team of seasoned engineers and business professionals. Our hybrid work model offers flexibility, with physical hubs located in New York, London, Singapore, Sweden, and Cyprus.Position Overview: Software EngineerOperating at the intersection of cryptocurrency and capital markets, Talos is building high-performance systems tailored for the dynamic digital asset arena. As a Software Engineer, you will work alongside our talented team to enhance the backend platform that empowers institutional crypto trading.You will engage in critical tasks such as order routing, market data connectivity, position management, and risk systems. We seek engineers who are eager to take ownership of their projects and engage throughout the development lifecycle, from design and implementation to testing and deployment.At Talos, we value engineers who thrive on solving intricate problems, excel in fast-paced environments, and are keen to learn from experienced colleagues. While prior experience in finance or crypto is advantageous, we prioritize your coding proficiency, critical thinking, and collaborative spirit.Curious about Talos’s engineering culture? Explore Sonic, our inaugural open-source project that enables Talos to achieve microsecond network stack latency in Go: https://github.com/talostrading/sonic

Join Talos as an Accounting Associate!As a pioneer in digital asset markets, Talos is dedicated to revolutionizing institutional trading technology, having been founded in 2018. Our platform empowers significant players in the crypto ecosystem, facilitating the broader adoption of digital assets by connecting institutions with this evolving landscape.At Talos, we cultivate an environment that values respect, kindness, and diverse perspectives. Our team is committed to fostering a culture of collaboration, integrity, and mutual growth, ensuring that every member’s unique insights contribute to our collective success.With teams operating globally from hubs in New York, London, Singapore, and Cyprus, we offer a hybrid-friendly work environment. Whether you are remote or in the office, your contributions will be vital in shaping our innovative platform.About the RoleWe are looking for a detail-oriented Accounting Associate to join our dynamic Financial Operations team. This role involves hands-on support for core accounting processes, financial reporting, and daily operations, making it ideal for someone eager to enhance their accounting skills in the fast-paced digital asset and financial services sector.

Role Overview Talos Trading is hiring an Account Manager for the Americas, based in New York. This role focuses on managing client relationships and supporting business growth across the region. What You Will Do Maintain and strengthen relationships with existing clients Identify and pursue new business opportunities Work closely with internal teams to ensure clients receive high-quality service Monitor client satisfaction and address concerns promptly Who Succeeds Here This position suits someone motivated by the trading industry, comfortable handling multiple priorities, and eager to collaborate across teams.

Join our dynamic team at The Trade Desk as a Senior Client Service Director. In this pivotal role, you will lead a team dedicated to delivering exceptional client experiences on a global scale. Your expertise in client relations and strategic oversight will be crucial as you collaborate with cross-functional teams to drive success for our clients. You will play an instrumental role in shaping our service delivery strategy and enhancing client satisfaction.

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.

Join Talos: The Backbone of Digital Asset MarketsEstablished in 2018, Talos is at the forefront of providing institutional-grade trading technology tailored for the global digital asset market, empowering leading entities within the cryptocurrency ecosystem. Our mission is to facilitate the widespread adoption of digital assets by establishing seamless connections between institutions and the digital asset landscape. We are dedicated to creating an innovative and reliable platform that supports every aspect of the trading lifecycle.At Talos, we cultivate a workplace that promotes kindness, respect, and the value of diverse viewpoints, ensuring inclusivity at every step. We recognize that every team member contributes unique insights and skills essential for driving Talos forward. Our culture is built on trust, integrity, collaboration, and collective growth.Comprising a close-knit yet globally distributed team of seasoned engineers and business leaders, we operate from hubs in New York, London, Singapore, and Cyprus. Whether you work in-person or remotely, you will thrive in a hybrid-friendly environment where your talents and insights are pivotal in shaping our extraordinary journey.Position Overview: Technical Solutions EngineerWe are looking for a Technical Solutions Engineer to spearhead technical implementations and connectivity integrations for our institutional clients and trading counterparties. This role is pivotal, sitting at the crossroads of client services and technical integration. You will oversee the onboarding process for exchanges, liquidity providers, and institutional clients onto the Talos platform, ensuring seamless connectivity and the successful deployment of our trading infrastructure. This is an implementation-centric position, distinct from production support, demanding structured project execution, technical proficiency, and proactive client engagement.

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!

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.

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 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 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.

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

About UsAt Proxymity, we are redefining the landscape of investor communications. Our innovative platform facilitates real-time connections between global listed companies and their shareholders through intermediaries, ensuring a seamless, transparent, and compliant communication flow. We are dedicated to simplifying Proxy Voting and Asset Servicing processes, providing solutions that add substantial value to our clients and the broader investor ecosystem.As a rapidly expanding scale-up, Proxymity enjoys backing from leading figures in the financial industry, and we are on an ambitious journey to enhance our global presence.Your Role:We are seeking dynamic, thoughtful, and proactive individuals to join our Client Services team in New York. In this vital position, you will deliver exceptional multi-faceted client support to our growing customer and partner network.As a key player in Proxymity's growth, you will engage in essential activities, with opportunities to expand your role as our business evolves.Key Responsibilities:Serve as the primary point of contact for clients.Address and resolve client inquiries within defined service level agreements (SLAs).Foster productive relationships with clients and stakeholders to cultivate trust and collaboration.Conduct comprehensive root cause analysis to identify strategic improvements.Monitor and manage current and upcoming workloads effectively.Execute daily responsibilities with a strong client-centric approach.Collaborate with global operations, client service hubs, and internal stakeholders.Challenge existing processes and explore opportunities for enhancement.Contribute to improvement projects and operational testing as necessary.Maintain adherence to Standard Operating Procedures through ongoing review and validation.Actively pursue self-improvement and professional development opportunities.