Frontend Software Engineer for Trading Applications (C#/.NET)

ABOUT US At Virtu Financial, we stand at the forefront of the financial industry, harnessing advanced technology to provide liquidity to global markets and deliver innovative, transparent trading solutions to our esteemed clients. As a distinguished market maker, we facilitate deep liquidity, fostering more efficient markets worldwide. Our expertise in market structure, extensive diversification, and cutting-edge execution technology empowers us to offer competitive bids and offers across over 19,000 securities at more than 235 venues in 36 countries globally. JOIN OUR TEAM We are seeking a skilled and experienced engineer to develop and maintain the critical reference data systems that support a variety of platforms within Virtu, including trading systems, quantitative research systems, and back-office operations. Our company thrives in a dynamic, fast-paced environment characterized by a meritocratic culture and a flat organizational structure. We are committed to continuous improvement, making learning and knowledge-sharing integral to our values. YOUR ROLE Aggregate, validate, enhance, and distribute extensive datasets from major data vendors such as Bloomberg and LSEG. Design, test, implement, and maintain various databases and APIs. Architect tailored software solutions for business stakeholders to optimize daily data management and evaluation across the organization. Facilitate large-scale migrations for global, multi-asset data. Oversee the daily operation of our production systems. Conduct both proactive and reactive system maintenance as needed. QUALIFICATIONS Bachelor's degree in Computer Science or a related field. A minimum of 5 years of experience with enterprise-level distributed systems, particularly in Java. Solid understanding of relational databases (SQL, Oracle RDBMS). A keen interest in trading and financial markets. PREFERRED BUT NOT REQUIRED: Prior experience in the financial services sector, particularly with trading systems. Proficiency in managing large datasets using Python. Familiarity with HBase, Hadoop, or equivalent cloud storage solutions. Understanding of the Linux environment. Experience using version control systems such as SVN or Git. Salary Range: $175,000 - $200,000 (excludes bonuses, benefits, etc.)

Join Virtu’s Research Technology team as an accomplished Machine Learning Engineer. You'll be part of a dynamic group of specialists focused on creating the robust infrastructure that fuels our quantitative researchers. This is a rare chance to engage at the crossroads of machine learning and systematic trading, developing tools that directly influence the efficiency and speed of our research capabilities. In this pivotal role, you will spearhead the development of our machine learning research platform. Your responsibilities will include managing data and computational resources, tracking experiments, and empowering researchers to transition from concept to result with maximum efficiency. Collaborating closely with quantitative analysts and engineers, you will significantly impact the implementation of machine learning practices as we enhance our operational capabilities. Our tech stack primarily includes Python, C++, and Java, complemented by various open-source tools and proprietary technologies.

Join Virtu Financial, a leading quantitative trading firm, where innovation meets impact in the financial markets. As a Machine Learning Researcher, you will engage in groundbreaking research opportunities within a dynamic and agile organization. This role presents a unique blend of intellectual challenge and immediate business influence, as you navigate complex problems that lack straightforward solutions.Your responsibilities will encompass our entire modeling ecosystem, from feature engineering and deep learning architecture to training dynamics and execution strategies. Your pioneering contributions will shape our market operations globally, making a real difference in a fast-evolving industry that thrives on creative problem-solving and first-principles thinking.We seek individuals with a strong sense of curiosity, a robust technical skill set, and a collaborative spirit, regardless of their industry background.

Virtu Financial, Inc. is a premier financial institution that utilizes state-of-the-art technology to provide liquidity across global markets and deliver innovative and transparent trading solutions to our clients. As a distinguished market maker, Virtu enhances market efficiency by offering substantial liquidity in over 19,000 securities across 235 venues in 36 countries worldwide.Our core services, including market making, client execution, and proprietary trading venues, provide a competitive edge, allowing us to develop and implement cutting-edge tools that enhance operational efficiency and performance throughout the organization.THE ROLEAs a Quantitative Strategist at Virtu, you will collaborate within interdisciplinary teams comprising traders, quantitative analysts, and experienced software engineers. Our environment is collegial and supportive, fostering interactions across various teams globally.Utilize your keen observational skills and advanced statistical techniques to design and refine predictive models.Conduct research to devise and implement innovative trading strategies.Evaluate existing strategies for potential enhancements.Develop comprehensive risk models and frameworks to effectively manage portfolio risks.Create tools that automate research workflows and enhance the visualization of complex datasets.THE CANDIDATEA PhD in a quantitative discipline such as Science, Mathematics, Engineering, or other STEM fields.No prior experience in Quantitative Finance or specific asset class knowledge is necessary.A strong academic background with diverse, challenging coursework and a solid GPA.Outstanding quantitative, mathematical, and analytical problem-solving abilities.Excellent communication skills with the capability to collaborate effectively with colleagues.Ability to tackle technical and quantitative challenges under pressure.Proficiency in expressing concepts mathematically and algorithmically.Programming expertise, particularly in Python and C/C++.A strong sense of intellectual curiosity and self-motivation, with the capability to learn from peers and seek guidance.Exceptional adaptability and a high tolerance for ambiguity.A strong desire for success within a collaborative environment.

Join Virtu Financial, a premier financial technology firm at the forefront of modern trading solutions. We harness innovative technology to provide unparalleled liquidity to global markets and deliver transparent trading experiences for our clients. As a market maker, we offer deep liquidity that fosters efficiency in markets across the globe, executing trades in over 19,000 securities at more than 235 venues in 36 countries. Atlas Software Engineer Become a part of our dynamic Atlas Development team, composed of skilled software engineers dedicated to advancing Virtu's client trading infrastructure that supports a diverse client base. In your role as a Software Engineer, you will be instrumental in designing, developing, and maintaining our comprehensive trading infrastructure, which encompasses the entire trading lifecycle including order management, exchange connectivity, smart order routing, internalization, and clearing. Your responsibilities will involve enhancing existing trading systems, as well as improving the scalability, performance, and overall efficiency of our infrastructure. We seek self-motivated and passionate developers who possess a solid technical foundation and a desire to explore advanced technologies and programming languages. Strong communication skills are essential, as the ability to articulate complex technical issues is key to thriving in our collaborative culture. We offer a fast-paced and meritocratic working environment with a flat hierarchy. While a finance background is not required, you will have the opportunity to learn the intricacies of the intersection between trading and technology within the global financial landscape. Our teams are committed to continuous improvement and elevating standards; learning and teaching are fundamental to Virtu’s culture.

About Clear Street:At Clear Street, we are dedicated to empowering sophisticated investors by providing them access to every asset across all markets through a seamlessly integrated platform designed for speed, transparency, and scalability.Our innovative technology, tools, and services were previously exclusive to large institutions, now reimagined with modern infrastructure. Our cloud-native, end-to-end capital markets platform drives investor growth today while revolutionizing market interactions for tomorrow.For more details, visit https://clearstreet.io. The Team:The FACT team plays a crucial role in managing key data products that enable Clear Street’s systems and personnel to function efficiently and with confidence. Our offerings include security and pricing master data, corporate actions, streaming market data, and various essential reference datasets. The FACT team diligently compiles inputs from diverse sources, including vendors, public databases, and internal teams, transforming them into authoritative reference data products.This flexibility and responsiveness in data access are vital for the FACT team to deliver these critical datasets across the firm. Developing these services necessitates thoughtful API design, strategic caching, and robust signaling. The precision and timeliness of this data are fundamental to the strength of Clear Street’s platform. FACT Team Technology Stack: Go, gRPC, Python, PostgreSQL, Snowflake, Kafka, Redis, Docker, Kubernetes The Role:As a seasoned Software Engineer on the FACT Team, you will collaborate with a group of passionate and highly cooperative engineers to enhance our core Platform. You will be responsible for the design and implementation of new features and services, simplifying the complexity of processing financial transactions across varied asset classes into highly scalable services. You will face challenging problems that will push your system design skills, require balancing trade-offs, and demand the implementation of clean and efficient code. As an experienced member of the team, you will mentor colleagues, refine our technical standards and best practices, and cultivate a culture of innovative system designs.

Join Virtu Financial Virtu Financial is a pioneering financial services firm, utilizing state-of-the-art technology to enhance market liquidity and offer innovative, transparent trading solutions globally. As a prominent market maker, we facilitate efficient trading in over 19,000 securities across 235 venues in 36 countries. Position Overview We are seeking a talented UI Developer to become part of our dynamic UI development team. This diverse group of skilled software engineers collaborates across the Virtu organization to create the next generation of scalable web-based user interfaces and trading tools. While the primary focus will be on frontend development, there may be opportunities to engage in backend projects as well. Team members work closely with traders and fellow developers to identify needs and implement real-time trading, visualization, analysis, and reporting tools. Ideal candidates will possess a strong passion for crafting intuitive user interfaces, alongside extensive experience with web technologies and JavaScript frameworks.

Join Sonsoft Inc., a leading technology solutions provider, as a Java Developer. In this role, you will leverage your expertise in Java, SQL, and PL/SQL to develop and maintain robust applications that meet our clients' needs. You will be part of a dynamic team dedicated to delivering top-notch software solutions.

CLEAR is pioneering the future of secure identity management. Our mission is to enhance safety and simplify experiences, both physically and digitally. With over 38 million members and an expanding network of partners globally, CLEAR's secure identity platform is revolutionizing everyday interactions—be it at airports, stadiums, or throughout daily life, CLEAR facilitates seamless experiences. As a recognized leader in digital and biometric identification, CLEAR minimizes friction for our members whenever an ID check is required. We are seeking a seasoned Senior Software Engineer to contribute to the development of next-generation products that will extend beyond mere identification, empowering our members to harness the strength of a connected digital identity. In this role, you will engage in designing, implementing, testing, and deploying applications that enhance our platform, which interlinks numerous attributes and qualifications while prioritizing member privacy and security.

At CLEAR, we are on a mission to revolutionize secure identity. Our goal is to enhance safety and simplify experiences across both the physical and digital realms. With over 38 million members and an expanding global network of partners, CLEAR's secure identity platform is redefining how individuals live, work, and travel. Whether at airports, stadiums, or in daily life, CLEAR empowers users with seamless experiences. As a recognized leader in digital and biometric identification, CLEAR is committed to minimizing friction for our members whenever identification is required. We are seeking a talented Senior Software Engineer who will contribute to the development of innovative products that extend beyond traditional ID solutions, allowing our members to harness the advantages of a connected digital identity. In this role, you will engage in the design, implementation, testing, and deployment of applications that enhance our platform, ensuring that member privacy and security remain our top priorities.

The City of New York is hiring a Data Engineer to support essential data projects that inform city decisions and strengthen public services. This full-time role is based in New York City and centers on using data analytics to address challenges across city operations. Role overview As a Data Engineer, you will play a key part in initiatives that shape how the city uses information to make choices and deliver services. The work involves collaborating with a team focused on improving processes and outcomes for residents. What you will do Contribute to projects that gather, organize, and analyze data for city departments Help translate complex data into practical insights for decision-makers Work with colleagues to find solutions that enhance city operations and public services Location This position is based in New York City and requires full-time availability.

Join our dynamic team at Camber as a Senior Software Engineer specializing in Data. In this pivotal role, you will be responsible for designing, developing, and optimizing data-driven applications that enhance our core services and drive innovation. You will work on cutting-edge technologies and collaborate closely with cross-functional teams to deliver impactful solutions that meet our client’s needs.

We are seeking a talented and motivated Java Developer to join our dynamic team in New York. As a Java Developer, you will have the opportunity to work on innovative projects and contribute to the development of cutting-edge software solutions.The ideal candidate is passionate about coding and possesses a strong analytical mindset. You will collaborate with cross-functional teams to design, implement, and maintain software applications that meet our clients' needs.

Join our innovative team at stemxpert1 as a Java Developer. You will play a crucial role in developing scalable and efficient software solutions that meet our clients' needs. This position is ideal for individuals who are passionate about coding and eager to work in a collaborative environment.

Join The New York Times as a Software Engineer in our Scoop Core team, where you will collaborate with talented developers to design and implement innovative solutions that enhance our digital platforms. You will play a critical role in shaping the future of journalism through technology, ensuring our content reaches millions of readers effectively and efficiently.

At Profound, we are dedicated to empowering organizations to comprehend and manage their AI landscape effectively. We are seeking a talented Software Engineer for our Data Platform team to architect, develop, and enhance the infrastructure that drives data initiatives across our organization.In this role, you will design scalable platforms and create tools and frameworks that support data scientists, analytics engineers, and machine learning engineers. You'll be instrumental in laying the groundwork for analytics, experimentation, and machine learning-driven features. This is an exciting opportunity for individuals who thrive on constructing resilient systems, tackling intricate technical challenges, and enabling teams through superior platform design.Key ResponsibilitiesDesign and develop platform infrastructure that caters to the needs of machine learning, analytics, and software engineers, along with data scientists throughout the organization.Create tools and frameworks for data ingestion, transformation, quality assurance, and observability.Architect robust and scalable systems utilizing technologies such as Snowflake, Clickhouse, AWS, dbt, and Dagster.Implement governance, access control, and data quality systems that grow alongside the organization.Facilitate MLOps by establishing infrastructure to support model development and deployment.Lead technical discussions regarding platform architecture, tool selection, and data management practices.Collaborate effectively with product, engineering, and data teams to identify needs and deliver impactful solutions.

Our MissionAt Zocdoc, we believe healthcare should work seamlessly for patients, yet it often falls short. Patients often encounter outdated insurance directories, long wait times on hold, and unexpected bills. In contrast to other consumer sectors, where poor experiences lead to business failure, healthcare operates differently, leaving patients without power. Our mission is to empower patients by providing a leading healthcare marketplace that simplifies the process of finding and booking both in-person and virtual care across all 50 states, with access to over 200 specialties and 12,000 insurance plans. By enabling patients to see their options and make informed choices, we aim to transform healthcare into a competitive sector that prioritizes quality and affordability. Having been a leader in our field for 18 years, we are just getting started. If you are passionate about solving complex problems with a team of thoughtful and collaborative colleagues, we encourage you to read on. Your Impact on Our Mission:We are looking for a Staff Software Engineer (Data Platform) to spearhead the development and enhancement of Zocdoc's data platform, which lies at the intersection of data and product engineering.This role will be responsible for overseeing the movement of data into, across, and out of our lakehouse and warehouse ecosystems. You will define contracts, access patterns, APIs, governance controls, and interoperability standards that empower teams to produce and consume data reliably at scale.Unlike traditional data engineering roles, this position emphasizes platform experience and data product design—creating frameworks, contracts, and service interfaces that ensure data is trustworthy, compliant, and user-friendly for both technical and non-technical stakeholders.You will establish how:Product teams publish high-quality, validated data into the platformAnalytics and machine learning teams confidently consume governed datasetsReverse ETL and activation patterns safely operationalize data back into product systemsAccess control, compliance, and governance are integrated into platform design from the outset

Role overview The Senior Software Engineer at the City of New York will work on software that helps city departments deliver better services. The focus is on building and refining technology that supports municipal operations, aiming to make them more efficient and responsive. What you will do Design and develop software to support and enhance services provided by the city Work closely with colleagues who are committed to improving public service Use technical skills to address challenges faced by city operations Location This position is located in New York, NY.

Join our dynamic team at Sonsoft Inc. as a Java Developer specializing in Spring Framework. You will play a pivotal role in designing, developing, and deploying high-quality applications that meet the needs of our clients. This is an exciting opportunity to work with cutting-edge technologies and contribute to innovative projects.