Sr. Software Engineer

The Team Fidelity Wealth’s Trade Management Engineering group is responsible for building world-class electronic trading solutions for Fidelity’s Capital Markets division. We are a high‑performing, fast‑paced technology team working with cutting‑edge tools to deliver low‑latency, high‑throughput trading platforms. Our work spans across internal and external teams to build seamless, end‑to‑end electronic trading workflows. The Role We are seeking a highly experienced software engineer to lead the design and development of next‑generation trading systems. This is a hands‑on technical leadership role focused on building scalable, resilient, and high‑performance trading infrastructure. You’ll collaborate across teams, mentor engineers, and drive innovation in a mission‑critical environment. Responsibilities Architect and develop distributed, event‑driven trading systems optimized for low latency and high throughput. Design and implement asynchronous processing frameworks and resilient messaging services. Collaborate with internal and external teams to deliver robust, end‑to‑end trading workflows. Lead performance tuning and optimization efforts across the platform. Mentor junior engineers and promote engineering best practices. Support production and non‑production environments, including participation in a weekly on‑call rotation. Expertise You Have Bachelor’s degree in Computer Science, Engineering, Information Technology, or equivalent. 10+ years of hands‑on software design and development experience. Expertise in Java, C/C++, Python, and Linux. Deep experience with low latency messaging systems (e.g., 29West, Kafka). Proficiency in KDB+ or other time‑series databases. Strong background in building scalable, distributed, asynchronous, and event‑driven applications. Advanced knowledge of low latency design patterns and performance optimization techniques. Experience with Capital Markets or Brokerage systems, especially order management. Solid understanding of the FIX protocol and FIX engines. Familiarity with AI developer assist tools (e.g., GitHub Copilot). Experience with CI/CD tools such as GitHub, Maven, Jenkins, Artifactory, and uDeploy. Hands‑on experience deploying applications to AWS or other cloud platforms. Skills You Bring Ability to understand complex, end‑to‑end systems and identify performance, scalability, or resilience bottlenecks. Strong analytical, communication, and organizational skills. Ability to manage multiple tasks and thrive in a collaborative team environment. Self‑driven innovation and comfort working with leadership. Willingness to support production systems and participate in on‑call rotations, including occasional weekend support. #J-18808-Ljbffr