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[Remote] Senior Software Engineer - Investments

Remote, USA Full-time Posted 2026-06-20

Note: The job is a remote job and is open to candidates in USA. Mercury is a fintech company that provides an exceptional banking experience for startups by helping them manage their idle cash. The Senior Software Engineer will lead cross-functional projects, define technical architecture, and collaborate with various teams to build scalable systems for the Treasury product.

Responsibilities

  • Lead high-impact, cross-functional projects across Treasury engineering, operations, compliance, and risk teams to build stable and scalable systems and processes
  • Play a significant role in defining the technical architecture and experience of the Treasury product
  • Collaborate with product, design, and operations to ship thoughtful features for our customers and internal users
  • Feel a strong sense of product ownership and actively seek responsibility – we want someone excited to help shape and build Mercury’s future
  • Join a team of experienced and junior product engineers managing billions of dollars of customer assets

Skills

  • Experienced with Haskell or another programming language with sufficiently similar static typing or functional paradigms
  • Domain knowledge of broker-dealer trading or custody systems that support both individual securities (equities, fixed income) as well as ETFs and mutual funds
  • Has been the technical lead of complex projects with many stakeholders with a track record of success
  • Made architectural decisions measuring the impact of those decisions over time. You should be able to clearly articulate your technical opinions and lay out tradeoffs
  • Comfortable mentoring both junior and senior engineers
  • Communicates and collaborates effectively with peers and cross-functional counterparts by being helpful and engaged

Company Overview

  • Mercury provides digital banking and financial tools tailored for startups and modern businesses. It was founded in 2017, and is headquartered in San Francisco, California, USA, with a workforce of 1001-5000 employees. Its website is https://mercury.com.
  • Company H1B Sponsorship

  • Mercury has a track record of offering H1B sponsorships, with 2 in 2026, 14 in 2025, 6 in 2024, 8 in 2023, 1 in 2022, 1 in 2021, 1 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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