Staff Engineer
- Level
- Staff
Not stated in the posting: salary, work type, visa.
Open. First seen 23 October 2026.
About the role
Arcesium LLC's standard text
Company Overview
Arcesium is a global financial technology firm that solves complex data-driven challenges faced by some of the world’s most sophisticated financial institutions. We constantly innovate our platform and capabilities to meet tomorrow’s challenges, anticipate the risks our clients encounter, and design advanced solutions to help our clients achieve transformational business outcomes.
Financial technology is a high-growth industry as change and innovation continue to disrupt the status-quo and prompt major transformation. Arcesium is at a particularly interesting time in our own growth as we look to leverage our successfully established market position and expand operations in pursuit of strategic new business opportunities. We value intellectual curiosity, proactive ownership, and collaboration with colleagues, and we empower you to meaningfully contribute from day one and accelerate your professional development.
What you will work on
- Compute-intensive services that run calculations over large numbers of instruments and inputs.
- Distributed, event-driven systems that combine results across large portfolio hierarchies.
- Market and reference data that has to be checked and transformed before it can be used.
- Representing how financial instruments behave across asset classes.
- Integrating third-party libraries.
- Mentoring engineers and setting the bar for design, testing and code review.
What you bring
- 10+ years of professional software development in C++, Java or Python.
- A proven track record of performance-critical, high-volume systems in production.
- Experience with parallel and distributed computing, messaging and event-driven architectures.
- A solid grounding in financial mathematics and in financial instruments across asset classes.
- A degree in mathematics, physics, engineering, computer science or similar.
Nice to have
- Experience from investment management, trading or capital markets, close to the front office.
- Experience with cloud-native platforms.
Arcesium LLC's standard text
Recruiting Security
Emails from genuine Arcesium recruiters who are employees of the company will always come from the @arcesium.com domain. In some cases, you may also be contacted by independent search firms engaged to recruit on our behalf; emails from their employees should always come from their firm's applicable domain. We'll never ask for your banking information or any payment as part of the recruiting process. If something seems off or you're contacted by an unexpected third party, please reach out to us at careers@arcesium.com (US/UK), careers-india@arcesium.com (India) or careers-europe@arcesium.com (Portugal/Sweden).
Arcesium is an equal opportunity employer.
What this role asks for
Particular to this role
C++
Rare in Arcesium LLC's other 29 open postings.
Standard for software engineering roles
Python
Common in software engineering postings at any company.
39% of this description is written for the role. The rest is Arcesium LLC's standard text, folded away below.
Compared with Arcesium LLC's other open jobs.
The team: Technology HIRES STEADILY
This role is one of 15 open in Technology. 5 were posted in the last 30 days and the oldest in April: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
AWS (10 of 15), Python (9 of 15), Java (8 of 15), Linux (8 of 15), Bash (6 of 15), Golang (5 of 15), Kubernetes (5 of 15)
OTHER ROLES ON THIS TEAM
- Software Engineer Intern posted Oct 9
- Enterprise Technology Engineer Intern posted Oct 9
- Infrastructure Engineer Intern posted Oct 9
- Forward Deployed Engineer, AI Transformation posted Sep 29
- Frontend Engineer posted Sep 22
- Software Engineer III - Linux & AWS posted Sep 17
- Software Engineer posted Sep 8
- Lead Infrastructure Engineer - Developer Experience posted Aug 13
- Forward Deployed Engineer - AI Transformation posted Aug 10
- Vice President - Senior Principal Infrastructure Engineer - Delivery Lead posted Aug 7
- Senior Software Engineer - Infrastructure posted Jul 28
- Lead Infrastructure Engineer posted Jun 19
- Lead Infrastructure Engineer posted Sep 26
- Senior Staff Engineer posted Apr 10
From the team and dates on Arcesium LLC's own job board.
Salary context
26 other open postings titled Staff Engineer state a salary: median USD 196,000 to USD 235,000 a year.
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