Software Engineer - Market Data

The Team

Clear Street’s mission is to give every sophisticated investor access to every asset, in every market, through a unified platform built for speed, transparency and scale. We give our clients the technology, tools, and service once reserved for the largest institutions, rebuilt with modern infrastructure. Our single, cloud‑native, end‑to‑end capital markets platform powers investor growth today and is transforming how they can interact with markets tomorrow.

We are looking for a skilled and experienced Software Engineer to join our team, building high‑performance real‑time data pipelines to process financial market data, including security prices for various asset classes such as equities, options, futures, and more. You will play a key role in designing, developing, and optimizing data pipelines that handle large volumes of data with low latency and high throughput, ensuring that our systems can process and deliver market data in real time.

As a Software Engineer in the FACT team, you will work closely with high‑impact teams to design and implement cutting‑edge solutions that support our trading, analytics, and financial data products. The ideal candidate will have a strong background in building low‑latency, high‑throughput systems, as well as a deep understanding of financial market data structures and processes. Knowledge or direct experience working with market data feed handlers from exchanges is a significant advantage.

• Design, develop, and maintain real‑time data pipelines to handle financial market data with low latency and high throughput in a resilient manner.
• Work with various asset classes such as equities, options, futures, and other financial instruments to ensure timely and accurate data processing.
• Collaborate with product, trading, and risk teams to understand requirements and deliver high‑quality solutions that meet business needs.
• Develop efficient mechanisms for integrating market data feeds from exchanges and other sources into our systems.
• Troubleshoot and resolve performance issues, data discrepancies, and ensure data integrity across the pipeline.
• Continuously monitor the performance and health of data pipelines, identifying and mitigating potential issues before they impact system performance.

• You have at least 8+ years of professional experience implementing low‑latency, high‑throughput data pipelines.
• Solid understanding of distributed systems and the challenges involved in real‑time data pipelines (e.g., data consistency, fault tolerance, scalability).
• Familiarity with financial market data, including security prices, and asset classes like equities, options, futures, etc.
• Strong familiarity with Linux/BSD.
• Familiarity with TCP/IP and UDP (Unicast/Multicast) networking.
• You communicate technical ideas with ease and always look to collaborate to deliver high quality products.
• You are a team player, with experience working effectively with other engineers toward common goals.

• Experience with system profiling with eBPF.
• Experience with columnar storage and database systems.
• Kernel bypass networking (DPDK or XDP).
• Provisioning and configuration of routing in the cloud or on‑premise, including BGP, VPCs, network peering.
• Experience with Aeron.

The Base Salary Range for this role is $200,. This range is representative of the starting base salaries for this role at Clear Street. Where a candidate falls in this range will be based on job related factors such as relevant experience, skills, and location. This range represents Base Salary only, which is just one element of Clear Street's total compensation.

The range stated does not include other factors of total compensation such as bonuses or equity.

At Clear Street, we offer competitive compensation packages, company equity, 401k matching, gender neutral parental leave, and full medical, dental and vision insurance. Our belief has always been that we are better as a business when we are all together in person. As such, we are requiring employees to be in the office 4 days per week. In‑office benefits include lunch stipends, fully stocked kitchens, happy hours, a great location, and amazing views.

As set forth in Clear Street’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law. We are proud to be an equal opportunity employer.