Senior Python Software Engineer
9 Nov 2025
US NY NEW YORK PARK
Verified by Turrior
Content + Source + Freshness • 13 Feb 2026 • 95% confidence
88 / 100
Offer value
High offer value due to the prestige of Citadel, competitive salary, and opportunities for advanced technological development.
- Competitive salary: $125,000 – $350,000/year
- High growth potential in a prestigious company
- Challenging projects in a leading technology environment
Pros
- Competitive salary range of $125,000 to $350,000/year
- Opportunity to work with leading technology in finance
- High potential for personal and professional growth in a dynamic environment
Cons
- Strong emphasis on high-level experience and specialized skills
- Competitive work environment with high expectations
- May require long hours due to project demands
Who it's for
Mid to Senior • Hybrid / on-site
Good fit
- Experienced Python developers
- Tech-savvy professionals passionate about finance
- Individuals looking for high-impact roles in technology
Not recommended for
- New graduates or individuals with limited technical skills
- Candidates looking for remote work only
- People averse to a fast-paced corporate culture
Motivation fit
Desire to work on cutting-edge technologyInterest in finance and trading systemsMotivation to tackle complex software challenges
Key skills
Python programmingSoftware development best practicesSystem architecture and integrationCommunication in technical settings
Score: 88/100 AI verified analysis
About the job
Overview
Citadel Securities is a leading global market maker across a broad array of fixed income and equity securities. Our world-class capabilities position us to meet the liquidity demands of our diverse group of institutional clients in all market conditions. In partnering with us, our clients, including asset managers, banks, broker-dealers, hedge funds, government agencies and public pension programs are able to gain a powerful trading advantage and are better positioned to meet their investment goals.
In our mission to be the most successful investment team in the world, we hire the brightest minds in technology, research, and finance to create innovative solutions that impact the financial markets and take data analysis to new levels. Software Engineers create next generation software solutions to support business areas across the firm. Software Engineers work closely with business leaders to develop and deliver custom software solutions that optimize performance and efficiency.
Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available.
Responsibilities
• Design, develop, test, and deploy elegant software solutions across the firm
• Partner with business leaders to define priorities and deliver custom technology solutions
• Analyze complex business and technical problems
• Make sound decisions proactively and in a self-directed manner
• Provide timely systems support for trading activities
Skills and Qualifications
• A deep passion for technology and software development
• In-depth experience working in Python
• The ambition to solve open-ended problems using analytical methods
• Knowledge of Linux systems
• Strong scripting experience with an ability to integrate various components and systems (in-house and third party)
• Professional experience working with distributed systems
• Knowledge of SDLC methodologies
• Strong communication and interpersonal skills applicable to a dynamic trading environment
• Minimum Bachelor’s degree in Computer Science or related field
Preferred Qualifications
• Experience with proprietary trading and market making
• Experience with ML techniques and statistical methods
• Experience with C++, kdb, and SQL
In accordance with applicable law, the base salary range for this role is $125,000 to $350,000.
