Staff Software Engineer - Frontend Trading Systems

About GeminiFounded in 2014 by Cameron and Tyler Winklevoss, Gemini is a pioneering global platform in cryptocurrency and Web3, dedicated to delivering a suite of user-friendly, secure, and dependable crypto solutions for both individuals and institutions in over 70 countries. Our mission is to usher in a new era of financial, creative, and personal freedom …

Join Ridgeline as a Staff Software Engineer specializing in Electronic Trading, where your expertise will shape the future of trading technology. You will be responsible for designing and developing innovative software solutions that enhance our trading platform's efficiency and reliability. Collaborate with cross-functional teams to implement technological advancements and ensure the highest standards of performance and security.

Are you an experienced engineer who excels at developing intricate, high-impact applications from the ground up? Do you find joy in leveraging your profound knowledge of trading systems to design robust, enterprise-grade solutions? If you’re eager to work alongside product and design teams in a dynamic environment where your input significantly influences the product, we would love for you to join our innovative team. As a Staff Software Engineer within Ridgeline’s Order Generation team, you will play a pivotal role in crafting our Trade Order Management solution, a core component of our industry-leading cloud platform for investment management. This is your chance to shape the design and development of a foundational product by utilizing modern technologies in a collaborative and creative setting. You will engage hands-on in product architecture, guide fellow engineers, and utilize AI tools such as GitHub Copilot and ChatGPT to enhance development speed, foster innovation, and improve code quality. At Ridgeline, our work culture is as significant as the products we create. Ridgeliners embody ownership, prioritize growth over comfort, and communicate transparently. We embrace positive intent, favor action, and present solutions instead of just problems. We celebrate victories, learn from challenges, and flourish in a resilient, collaborative, high-performing atmosphere. If this resonates with you, we are eager to connect! Note: You must be work authorized in the United States without the need for employer sponsorship.

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

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

Join Crosby as a Staff Frontend Engineer, where you will lead the development of innovative web applications that enhance user experiences. Collaborate with cross-functional teams to design, implement, and maintain scalable software solutions. Your role will involve mentoring junior developers, conducting code reviews, and ensuring best practices in frontend development.

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.

The Squarespace Domains Growth team is seeking an experienced Frontend Staff Software Engineer to spearhead significant initiatives and formulate the technical strategy for our platforms. We cater to millions of Domains customers—an inspiring community of dreamers, entrepreneurs, and professional users eager to establish their online identities. In this role, you will be instrumental in developing products that have a direct and measurable impact on our users' success.As a key member of the Domains Growth organization, you will contribute to building essential capabilities within the domain space. This includes creating Front Site Landing Pages for Squarespace Domains, optimizing domain search functionalities, exploring reseller opportunities, crafting pricing strategies, and enhancing cross-sell and conversion processes for both premium and expired domains. You will closely collaborate with engineering, product management, and design teams to construct systems that drive revenue growth, customer acquisition, and conversion rates. This is a hybrid role, requiring you to work from our New York City office three days a week, reporting directly to the Domains Growth Engineering Manager.

About Addepar Addepar is a global data and AI platform serving investment professionals. The platform brings together portfolio, market, and client data, offering AI-driven insights directly within investment and client workflows. Over 1,400 firms across nearly 60 countries use Addepar to manage and advise on approximately $9 trillion in assets. The open platform connects with nearly 650 partners in software, data, and consulting, supporting investment operations for a wide range of firms. Addepar has offices in New York City, Salt Lake City, London, Edinburgh, Pune, Dubai, Geneva, and São Paulo. Role Overview The Order Management System (OMS) team at Addepar is hiring a Software Engineer with strong Java skills. This team develops the Trading Order Lifecycle Management system, which links investment intent to market execution. The platform connects portfolio managers to executing brokers, supporting accurate trade execution, allocation, and reporting. What You Will Do Develop and maintain high-performance systems for trading order lifecycle management Ensure accurate execution, allocation, and reporting of trades Collaborate with product and design teams Work with Agile methodologies and AI-assisted development tools Who We’re Looking For Experience with Java in a hands-on engineering role Attention to detail and a commitment to quality engineering practices Interest in trading systems and order management Comfort working in a collaborative, cross-functional team Legally authorized to work in the United States without current or future sponsorship Compensation and Benefits Addepar uses a market-driven approach to compensation. The base salary range for this role is $107,000 - $168,000, depending on skills, experience, qualifications, work location, and market conditions. This range applies to roles in Colorado, California, and New York. Bonuses, equity, and benefits are provided in addition to base salary. Your recruiter will share more details about the salary range for your specific location during the hiring process. The figures above reflect base salary only and do not include bonuses, equity, or benefits.

About the CompanyAt Made, our mission is to empower homeowners by saving them time, money, and reducing stress. We have introduced the Made Card, a credit card tailored specifically for homeowners, offering unparalleled rewards on mortgage payments, home improvements, utilities, and essential purchases. Each transaction fuels a personalized home management platform where users can oversee home systems and appliances, stay proactive on maintenance, and access assistance—from AI-powered insights to on-site services—exactly when they need it.Our partnerships with major national players in the residential homeownership sector, including mortgage lenders and home service providers, integrate Made into crucial moments of the homeowner journey. This enables us to reach millions of households nationwide, delivering significant advantages to homeowners.Supported by esteemed investors such as Village Global, Jump Capital, Recharge Capital, and Soma Capital, our leadership team brings extensive experience in fintech, mortgages, and credit cards from Ramp, Bain Capital, JP Morgan Chase, American Express, and Morgan Stanley. We are building a financial and engagement platform tailored for the next generation of homeowners, centered around their needs and redefining the concept of feeling at home.

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

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.

Role overview Trexquant is looking for a High-Frequency Trading System Engineer in New York, New York. The focus of this position is to build and enhance ultra-low-latency trading infrastructure. Working closely with quantitative researchers and fellow technologists, the engineer will drive ongoing system improvements and innovation. What you will do Design and implement high-frequency, low-latency trading systems. Assess the current execution platform and lead a complete redesign. Increase system performance at both hardware and software layers, including optimizing CPU architecture, memory and cache usage, and network interfaces. Maintain a clean, well-tested, and thoroughly documented codebase. Requirements Advanced C++ and Linux skills, with strong understanding of low-level memory management, concurrency, and performance tuning. Experience building ultra-low-latency, high-throughput systems, ideally in trading or real-time environments. Expertise with profiling tools and methods for latency measurement and performance benchmarking. Hands-on knowledge of network protocols such as TCP/UDP, multicast, Ethernet, and low-latency messaging frameworks. Strong analytical and problem-solving abilities. Benefits Competitive base salary, with both guaranteed and performance-based bonuses linked to individual and company outcomes. Supportive, collaborative, and results-driven culture. PPO health, dental, and vision insurance for employees and dependents. Pre-tax commuter benefits. Additional company perks. Location details Applications are accepted for both the Stamford and New York City offices. The New York City location is expected to open in October 2026. Compensation Base salary ranges from $175,000 to $200,000, depending on education and experience. This is an overtime-exempt position. Trexquant is an Equal Opportunity Employer.

Join our innovative team at Kira Systems as a Senior Frontend Software Engineer. In this role, you will be responsible for designing and implementing cutting-edge user interfaces that enhance user experience and drive engagement. You will collaborate closely with product managers and other engineers to build scalable applications that meet the needs of our clients.

About ClayAt Clay, our mission is to empower organizations to transform their growth aspirations into tangible successes.We believe that growth is a creative endeavor rather than a mere formula. Identifying and engaging your ideal customers necessitates innovative thinking and ongoing refinement. In a landscape where AI accelerates execution and makes strategies easily replicable, creativity stands as the ultimate differentiator. We proudly support a diverse array of clients — including Anthropic, Notion, Google, and Ramp — in their market journeys through unique data insights, signals, and AI-driven research.In 2025, we achieved a remarkable milestone of $100M in revenue and secured a $100M Series C at a $5B valuation, supported by top-tier investors such as Sequoia, CapitalG, and First Round. Our commitment to our stakeholders is evident as we completed our second employee tender offer and initiated a community equity round for our customers, agency partners, and club members.Here are some key insights about our organization:Our community comprises over 11,000 customers, 150+ integration partners, 125+ agencies, 50+ Clay clubs, and 30,000 members on Slack.Our unique culture fosters creativity both in and outside of work. Our team is comprised of DJs, activists, writers, clowns, marathon runners, skydivers, psychedelic therapists, social workers, and much more.All employees have access to complimentary sessions with world-class coaches specializing in creativity, management, and other fields.Our operating principles — including negative maintenance and non-attached action — inform our workflow. Discover more about them here.For more insights about our company, check out our feature in the New York Times.

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 Virtu FinancialAs a pioneering leader in financial technology, Virtu Financial harnesses state-of-the-art technology to provide liquidity to global markets. We pride ourselves on delivering innovative and transparent trading solutions, along with industry-leading analytics tools to our clients. As a market maker, Virtu plays a pivotal role in enhancing market efficiency by offering deep liquidity across more than 19,000 securities at over 235 venues in 36 countries worldwide.We foster a dynamic, meritocratic environment characterized by a flat organizational structure. A background in finance is not required, making this an excellent opportunity for aspiring professionals eager to embark on a career in financial technology.YOUR ROLEWe are seeking a talented Software Engineer specializing in C# to join our Triton Development team. Our mission is to build a cutting-edge, multi-asset class Execution Management System that is revolutionizing the investment processes of the world’s largest hedge funds and institutional investors. The Triton Execution Management System is a global, broker-neutral platform that integrates Virtu’s innovative liquidity, execution, analytics, and workflow solutions into a cohesive and customizable interface.The Triton Development team is composed of highly skilled software engineers who are passionate about delivering exceptional software. In this highly visible role, you will:Enhance the scalability and performance of C# software components and user experiences through Agile methodologies.Contribute by assessing and recommending new technologies and optimal designs for next-generation features.Collaborate effectively with team members across various departments.Manage multiple concurrent projects while swiftly adapting to changing priorities.

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.

About the RoleAt Sigma, we are revolutionizing the way organizations operate by providing a robust platform built on modern data architecture. Our engineering team is expanding, and we are seeking passionate engineers who thrive on tackling complex challenges and delivering powerful solutions across our technology stack. Join a skilled team dedicated to making data accessible to all users effortlessly.Your ResponsibilitiesCraft sophisticated and responsive user interfaces utilizing cutting-edge front-end technologies, taking ownership of significant product components from conception through launch.Collaborate closely with product management, UX design, and backend development teams to create innovative features that enhance our product experience and simplify usability for non-technical users.Apply your front-end development expertise to create unique visualizations for both structured and unstructured data while developing techniques to enhance application performance and interactivity.Utilize modern front-end frameworks such as React, GraphQL, TypeScript, and Node.js.Required QualificationsOver 10 years of experience in developing and maintaining high-quality software solutions.A keen eye for design and a strong commitment to building exceptional products that deliver outstanding user experiences.Proficiency in balancing functionality with delivery speed to maximize customer value while iterating based on feedback and strategic priorities.A collaborative spirit with a desire to enjoy work while taking pride in ownership of your contributions.A strong sense of craftsmanship and an intellectual curiosity to tackle various challenges at Sigma.Solid foundation in computer science principles.Preferred Qualifications (and skills you'll gain!)Experience in developing software capabilities for analyzing large-scale data-driven web applications.Previous experience within a rapidly growing organization, addressing technical challenges to facilitate ongoing success.

Standard Template Labs is an innovative startup operating in stealth mode, dedicated to revolutionizing IT Service and Configuration Management through AI technologies. Supported by prominent investors, we are at the forefront of integrating AI, graph-based architectures, and cutting-edge design to transform enterprise technology management.About the Role:We are seeking a Staff Software Engineer who excels at the crossroads of AI systems design, large-scale distributed infrastructure, and product innovation. In this role, you will spearhead technical projects that manifest AI-native functionalities—developing resilient, scalable systems that incorporate LLMs, data-driven automation, and graph intelligence into enterprise processes.This position is ideal for a hands-on leader who is not only proficient in coding but also adept at mentoring others and shaping technical strategies in an AI-centric environment.Key Responsibilities:AI-Driven Systems EngineeringCraft and implement AI-native architectures that integrate LLMs and intelligent automation into ITSM and CMDB workflows.Utilize LLMs, embeddings, and retrieval pipelines to enhance natural language interfaces, knowledge synthesis, and reasoning within our platform.Collaborate with product, design, and data teams to embed AI throughout the product experience—from backend systems to user-facing features.Technical OwnershipTake end-to-end ownership of intricate systems: design, architecture, deployment, and reliability in production.Navigate architectural choices while balancing immediate performance with long-term scalability and sustainability.Contribute to defining our AI-first engineering stack and methodologies for prompt orchestration, model integration, and continuous learning.Hands-On EngineeringDevelop clean, scalable, and testable code that pushes the boundaries of AI-enabled systems.Design and enhance distributed, event-driven systems and APIs capable of handling data and inference at scale.Perform in-depth code reviews and optimize performance across high-traffic production environments.