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Senior Software Engineer – Infrastructure

Software Engineer • Senior • On-site • Full-time United States New York, USA

On Arcesium's Infrastructure Engineering team, you'll build and operate the core foundation that all of Arcesium's applications run on, owning the reliability, scalability, and performance of AWS- and Linux-based systems across Developer Experience, Cloud Account Management, Compute, Connectivity, Customer Integration, Security, and Solutions Architecture.

Responsibilities

  • Build and operate reliable, well-instrumented infrastructure services across Infrastructure's functional areas
  • Strengthen the compute platform, leveraging AWS and Kubernetes
  • Craft tools and automated solutions that reduce toil, applying GenAI where it fits
  • Take ownership of critical technology infrastructure across multiple technologies, tools, and languages
  • Drive process improvements, evangelize engineering best practices, and define impact metrics
  • Act as a member of the broader Infrastructure organization underpinning the customer-facing platform

Requirements

  • 3-5+ years of relevant infrastructure experience
  • A proven track record of owning and operating critical infrastructure systems such as Kubernetes, cloud infrastructure, DNS, or authentication services
  • Polyglot programming capability, with advanced ability in at least one language (Python, Java, Go, or Bash)
  • Experience running critical workloads in AWS
  • Ability to balance delivery with correctness and risk management
  • A curious, collaborative mindset, strong communication, and the drive to take initiative

Soft skills

High agency: systems thinking, bias to action, willingness to challenge assumptionsCuriosity and enthusiasm for technology infrastructureStrong collaboration and communication skillsBalance of independence and teamwork

What we offer

  • Year-end bonus, guaranteed in the first year of hire
  • Medical and prescription drug coverage
  • 401k with company match

About the company

Arcesium is a global financial technology firm that solves complex, data-driven challenges for some of the world's most sophisticated financial institutions.

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