C# / .NET Developer for Front Office Electronic Trading Systems

C++ Developer – High Frequency Trading SystemsJoin MARGO in London – Exceptional Trading EnvironmentsAt MARGO, we are a technology-driven consultancy that provides premier software engineering services to the world's most demanding financial market environments.We specialize in latency-critical trading scenarios where performance, determinism, and predictability are paramount. Our consultants work in highly specialized trading environments, creating systems that communicate directly with exchanges and market venues under intense time constraints.Business ContextYou will be part of a High Frequency Trading / Low Latency Trading environment collaborating with one of our partners, which may include investment banks, proprietary trading firms, or market makers.Our teams design, build, and operate latency-sensitive trading systems that are directly connected to exchanges, typically deployed in colocated environments.These systems are known for:·Microsecond to sub-microsecond latency constraints·Deterministic and predictable execution paths·Minimal software and network overhead·Direct interaction with market data feeds and order gatewaysRole OverviewWe are seeking a C++ Software Engineer focused on developing latency-critical trading infrastructure.This position is primarily engineering-driven, emphasizing speed, predictability, and control of execution rather than just functional feature delivery.Depending on the environment, you may also interact with C# components utilized outside of the ultra-latency-critical execution path.Key ResponsibilitiesCore HFT EngineeringEngage in the design and enhancement of high-performance trading systems to meet stringent latency requirements.

Queueco is seeking a skilled Quantitative Developer with a focus on High-Frequency Trading (HFT) to become a vital member of our compact team. In this pivotal role, you will be key in the design, enhancement, and optimization of our trading engines and systems, ensuring they excel in performance and efficiency.Your collaboration with traders and researchers will be crucial in comprehending exchange architectures, protocols, market data, and order entry APIs. Your ability to translate this knowledge into our low-latency solutions will enable us to trade profitably on major exchanges. This position demands a strong focus, impeccable attention to detail, outstanding programming capabilities, and ideally, a passion for financial markets.Please note that this is an onsite role; remote work options are not available.

Are you eager to explore the exciting realm of high-frequency trading? Do you have a passion for advanced technology's role in trading? Join us for our UK Masterclass in London! This immersive program will take place on September 27 for Trading enthusiasts and on September 28 for those interested in Technology. During the Masterclass, you'll gain insights into technology-driven high-frequency trading at IMC. Experience the dynamic intersection of trading and software engineering firsthand. Learn the fundamentals of interacting with a financial exchange and how to develop a strategy capable of processing market data and assessing profitability. You'll engage in not just one, but two unique coding challenges crafted in-house!

Join Teza Technologies as a High-Frequency Trading (HFT) Engineering Lead where you will spearhead the development of innovative HFT algorithms for a diverse range of exchange-traded financial products. Your contributions will directly influence the profitability of our trading strategies in both futures and equities, establishing our competitive advantage in the financial markets.Location: Chicago, IL or London, UK (Hybrid, requiring 3 days in-office)Key ResponsibilitiesDrive the creation of an advanced C++ trading platform, presenting a unique chance to redefine our high-frequency trading infrastructure.Manage and enhance our legacy HFT Java trading platform to ensure high performance, low latency, and reliability across various asset classes.Establish robust protocols and monitoring tools for platform stability and swift issue resolution.Continuously optimize the trading platform for performance and scalability to meet the evolving demands of trading strategies and market opportunities.Oversee system architecture and hardware-software integration, focusing on minimizing latency and maximizing throughput.Lead quantitative analyses on trading infrastructure performance, latency reduction, and system benchmarking.Collaborate with research, trading, and operations teams to ensure seamless integration of trading algorithms and market data feeds within the trading platform.Manage the collection and analysis of trading and infrastructure data to facilitate ongoing improvements and troubleshooting.

About WintermuteWintermute is a pioneering technology firm and one of the largest algorithmic trading companies specializing in digital assets. We excel at providing liquidity across a multitude of cryptocurrency exchanges and trading platforms, offering a wide array of OTC trading solutions, while also bolstering high-profile blockchain initiatives and traditional financial institutions venturing into the crypto space. Additionally, Wintermute operates a ventures arm that invests in promising early-stage DeFi projects.Since our inception in 2017, Wintermute has adeptly navigated through various industry cycles. Culturally, we blend the technological excellence of high-frequency trading firms in traditional markets with the innovative spirit of technology startups. At Wintermute, we are committed to harnessing the transformative potential of blockchain technology. Our long-term vision focuses on the digital asset market, and we strive to play a leading role in establishing an innovative and compliant trading environment. You can learn more about us here.Join Our Team at WintermuteWe are on the lookout for a passionate C++ Trading Platform Developer who possesses a keen interest in both the intricate details of computer hardware and the overarching design of large-scale systems, including data infrastructure. Ideal candidates will have a natural curiosity to explore the inner workings of systems, a solid understanding of data structures, and experience in writing client-server network applications. Additionally, proficiency in writing and optimizing high-performance code is essential. We value both your commercial experience and personal projects that showcase your dedication to technology. A genuine interest in algorithmic and quantitative trading will be considered advantageous.At Wintermute, you will have the opportunity to grow your skills and make a direct impact on our trading activities by developing and enhancing various components of our trading platform, data infrastructure, and related software. You will receive mentorship and insights from seasoned developers and traders, including the founders of the company. Expect a high degree of independence and responsibility from the outset, with a learning curve that is second to none. We do not have legacy systems, excessive approvals, or bureaucracy; all developers report directly to the CTO, who is actively involved in day-to-day operations. Your contributions will be evaluated based on their impact rather than the hours you log.

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 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.

Fasanara Digital, established seven years ago, is the dedicated cryptocurrency division of Fasanara Capital, a boutique alternative asset manager with a 14-year history. As a quantitative investment fund, we employ a scientific approach to investing in crypto assets, aiming for outstanding risk-adjusted returns. Our diverse and sophisticated investment strategies capitalize on market inefficiencies, spanning from market making to cross-exchange arbitrage.Our CultureWe foster a meritocratic environment where individuals are recognized and rewarded based on their impact and excellence. Unlike large organizations, our atmosphere is collaborative and entrepreneurial, built on a foundation of trust. We set ambitious goals, work diligently, emphasize teamwork, and uphold the highest standards in all our endeavors. Our success relies on our team, and we are committed to assembling a firm with exceptional talent.Position Overview:As a Senior Front Office Developer specializing in high-frequency trading for cryptocurrencies, you will be pivotal in designing, implementing, and optimizing trading algorithms and infrastructure. Your expertise in software development, mathematics, and low-latency systems will enhance our trading platform and facilitate the execution of advanced trading strategies in the digital asset markets. You'll collaborate closely with our quant and trading team to turn innovative ideas into actionable solutions.Key Responsibilities:Design, develop, and maintain high-performance trading algorithms and infrastructure using Java, ensuring optimal speed, efficiency, and reliability within a high-frequency, cloud-deployed trading environment.Work in tandem with quantitative researchers and traders to convert trading strategies into scalable and robust software solutions, implementing complex mathematical models and optimization techniques.Enhance performance by optimizing memory usage and resource allocation within trading system components, employing advanced methods such as memory pooling, off-heap buffering, and cache optimization.Conduct comprehensive testing and validation of trading algorithms in both simulated and live trading environments, analyzing performance metrics and making real-time adjustments to enhance trading strategies.Stay abreast of industry trends, technological advancements, and regulatory changes within the cryptocurrency and high-frequency trading sectors, continuously improving our trading platform and competitive positioning.

Note: Please apply only to the position that aligns best with your skills and experience. If we believe you may be a better fit for another position, we will reach out to discuss that opportunity.About the Role:At Squarepoint Capital, we leverage C++ to develop our core low-latency, high-performance trading systems that play a pivotal role in our trading operations. Your contributions will directly influence our trading success by optimizing trading processes, delivering real-time market data, and ensuring critical market connectivity for our daily operations. You may take on the challenge of designing and implementing trading frameworks, centralized services that handle vast amounts of data, or other high-volume distributed applications at Squarepoint.Regardless of the project, you will be at the forefront of high-performance software development, advancing your skills in a collaborative and engaging environment.

The Vice President of Trading Systems Development at Galaxy Digital Services will lead the architecture and development of high-performance trading systems in London. This role focuses on building and optimizing systems that handle market data ingestion, order routing, and execution, all while reducing latency and ensuring deterministic performance across critical trading workflows. Role overview This position sits at the intersection of software engineering and infrastructure. The main objectives are to minimize latency, maximize throughput, and deliver predictable performance for trading operations. The work directly supports the firm's institutional digital asset platform, which spans trading, investment banking, asset management, staking, self-custody, and tokenization technology. What you will do Design and develop low latency trading systems that process large volumes of market data and execute trades efficiently. Architect solutions for order routing and execution, focusing on high throughput and reliability. Collaborate with cross-functional teams to ensure trading infrastructure meets performance and scalability requirements. Requirements Experience building low latency trading systems. Background in high-performance messaging, especially in Java. Strong understanding of both software engineering and infrastructure as it relates to trading workflows. Our culture Galaxy values high performance, open feedback, and a mission-driven approach. The team brings together deep cryptocurrency expertise and institutional experience, working together to shape the future of Web3 and AI. The company encourages independent decision-making, transparent disagreement, and building exceptional teams. Strive for Excellence Selectivity for Effectiveness Highly Aligned, Loosely Coupled Transparent Disagreement Encourage Independent Decision-Making Build Exceptional Teams

At Jump Trading Group, we are dedicated to pioneering world-class research in the fields of Mathematics, Physics, and Computer Science. We empower extraordinary talents to explore scientific frontiers and apply avant-garde research to global financial markets. Our distinct culture fosters constant innovation, demanding creativity, intellectual honesty, and a fiercely competitive spirit. We believe in collective success and aim to unlock unique individual talents through collaboration and mutual respect. Research outcomes at Jump go beyond delivering superior risk-adjusted returns; we develop and deploy transformative technologies, support start-ups across diverse industries, and collaborate with leading global research organizations and academies to tackle pressing challenges. We are seeking a motivated Software Engineer to join one of our expanding quantitative trading teams. In this role, you will collaborate closely with traders and technologists to manage trading and operational challenges, ensuring the deployment process for the team’s production trading systems is scalable and fault-tolerant. Your responsibilities will include crafting and maintaining a sophisticated Python infrastructure, configuring production servers, and keeping all information sources for production processes current. The ideal candidate will possess a passion for development, a desire to learn about automated electronic trading, and the ability to tackle complex technical problems in a fast-paced and dynamic setting. This position promises exposure to a wide array of intriguing and challenging issues. The trading team views technology as an essential element of their ongoing success, and candidates will have the opportunity to work with cutting-edge technologies.

Position Overview Join our dynamic and collaborative team as a Quantitative Developer specializing in C++. In this role, you will be instrumental in developing and maintaining high-performance trading systems and signal logic while supporting critical infrastructure. You will work closely with quantitative researchers and traders, assisting in the implementation of trading strategies and various research projects. Your collaboration with technology teams will involve providing strategy and signals containers, ensuring seamless integration with Squarepoint's comprehensive infrastructure. The ideal candidate will thrive in a fast-paced environment, adeptly balancing rapid tactical delivery with long-term strategic initiatives. Strong communication skills are essential for driving cross-team projects and daily interactions with quant researchers and traders. A solid work ethic, enthusiasm for cutting-edge technology, and the determination to navigate complex challenges are key attributes for success in this role. Attention to detail and experience with defensive programming are vital. Research and implement trading strategies and signals logic, including backtesting, simulations, and processing frameworks. Develop advanced tooling for analyzing large data sets using statistical methods to identify trading opportunities and assess impacts over time. Gain a thorough understanding of market operations and structures to effectively apply domain knowledge to software design and development. Focus on long-term design improvements and maximizing code reuse. Support quantitative researchers with technical aspects of trading strategies and contribute to R&D efforts. Participate in the strategic design and roadmap for high-performance trading infrastructure. Provide production support, primarily in a Level 2 capacity, with Level 1 support during specific strategy rollouts. Collaborate with cross-functional teams (feed handlers, order gateways, reference data) to drive initiatives including latency monitoring and product rollouts.

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.

Join MARGO in the UK (London)MARGO is a technology-driven consultancy providing top-tier IT solutions to the financial services sector. Our focus is on sophisticated software engineering, emphasizing performance, reliability, and scalability. Our expertise lies in real-time systems, low-latency architectures, and extensive data processing capabilities.By becoming a part of MARGO, you will engage in challenging Front Office and Trading IT environments, all while enjoying the benefits of a compact organization that prioritizes personalized support and customized training programs.Business ContextYou will integrate into the FX Risk IT ecosystem of a prestigious tier-1 investment bank. Your team will be responsible for designing and maintaining essential systems that support FX Cash (Forward, Swap, NDF) and FX Derivatives (Options, Carbon Offsets).Our environment is centered around the Orchestrade platform and necessitates close collaboration with traders, quants, and risk managers to create optimal trading solutions.Role OverviewWe are seeking a Senior C# / .NET Developer who possesses a robust technical background to spearhead the development and integration of FX trading solutions. While familiarity with the Orchestrade platform is a significant advantage, we primarily value a skilled engineer capable of mastering complex vendor APIs and providing technical guidance in a dynamic, agile environment.Key ResponsibilitiesDesign & Development- System Evolution: Assess, design, and develop high-performance C# solutions tailored for FX cash and derivative products.- Orchestrade Integration: Create code for the seamless integration of Orchestrade with associated internal systems, including Sigma, Barracuda, and Deal Hub.- Architecture: Consult on optimal architectural strategies for integrating vendor products with service-oriented and microservices frameworks.- Data & Middleware:...

Galaxy Digital Services is seeking a Vice President of High Touch Trading - Server Side Developer to join the London front office trading technology team. This position centers on building and refining the backend systems that power high touch trading workflows for both internal traders and external counterparties. Role overview This role focuses on designing, developing, and maintaining resilient server-side systems, primarily using JVM-based technologies. The systems support order management, trade execution, and real-time pricing, serving as the backbone for critical trading operations. Collaboration with trading and product teams is a key part of daily work, ensuring technology solutions meet business needs. What you will do Develop and enhance server-side Java systems for high touch trading workflows Work closely with traders and product managers to deliver reliable order management and trade execution platforms Support real-time pricing infrastructure Maintain and improve existing backend solutions to ensure stability and performance Requirements Strong background in server-side Java development Experience with JVM-based systems Ability to collaborate effectively with cross-functional teams, including trading and product groups Experience building systems used by both internal and external stakeholders Our values Pursue Excellence Be Selectively Effective Align Deeply, Collaborate Loosely Engage in Transparent Disagreement Foster Independent Decision-Making Create Outstanding Teams Galaxy Digital Services operates at the intersection of finance and technology, supporting institutions, startups, and developers as they navigate the digital asset economy. The London team is part of a global network, with offices across North America, Europe, the Middle East, and Asia.

Java Developer for Front Office and Trading SystemsExciting Opportunities with MARGO in London – Both Permanent and Contract Roles Available! MARGO is a cutting-edge consultancy specializing in providing top-tier IT solutions tailored for the financial services industry. We excel in complex software engineering settings where performance, reliability, and scalability are of utmost importance: think low-latency systems, real-time data processing, distributed architectures, and handling high-volume data flows.Joining MARGO means immersing yourself in challenging Front Office and Risk IT environments, while enjoying a supportive structure, personalized training paths, and close guidance.Business ContextYou will be part of the Front Office / Trading IT team at one of our prestigious tier-1 investment banking clients.Your role will involve designing and maintaining mission-critical Java applications that facilitate electronic trading across various asset classes (including Equities, Fixed Income, Commodities, FX, and Derivatives).The work environment is characterized by:· Real-time and event-driven architecture· High performance and low-latency demands· Close collaboration with trading, quantitative, and risk teams· Rapid delivery cycles with exceptional engineering standardsRole OverviewWe are seeking a skilled Java Developer to contribute to real-time trading and risk management systems.

Fasanara Digital, the cryptocurrency division of Fasanara Capital, has been at the forefront of digital asset investment for the past seven years. As a specialized alternative asset manager with over 14 years of experience, we adopt a rigorous quantitative approach to investing in crypto assets, aiming for exceptional risk-adjusted returns. Our diverse and sophisticated investment strategies leverage market inefficiencies, encompassing various techniques from market making to cross-exchange arbitrage.Our CultureAt Fasanara, we champion a meritocratic environment where individuals are recognized for their contributions and excellence. Our collaborative and entrepreneurial atmosphere is free from the constraints of bureaucracy, fostering trust and teamwork. We set high ambitions, work diligently, and uphold the highest standards of excellence, building our firm around exceptional talent.Position OverviewWe are looking for a Mid-Frequency Quantitative Researcher to spearhead the design, development, and deployment of systematic trading strategies within the digital asset market. This role will also support portfolio management for our multi-strategy book. You will be responsible for the entire research lifecycle, from idea generation and signal construction to implementation, monitoring, and continuous optimization, collaborating closely with execution and infrastructure teams.ResponsibilitiesConduct thorough research to develop and validate high-quality quantitative trading signals for the cryptocurrency markets.Lead the complete strategy development lifecycle, from hypothesis generation through to live deployment.Monitor live trading performance, assess risk exposures, and ensure strategy robustness.Continuously improve and refine existing models based on performance metrics and market dynamics.Create dashboards and analytics to facilitate monitoring and analysis of the Mid-Frequency strategy portfolio.Maintain clear documentation of research methodologies, findings, and enhancements.Effectively communicate insights, risks, and updates on strategies to internal stakeholders.

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