AWS Python Developer

Position Description

CGI has an immediate need for an AWS Python Developer to join our team. This is an exciting opportunity to work in a fast‑paced team environment supporting one of the largest customers. We take an innovative approach to supporting our client, working side‑by‑side in an agile environment using emerging technologies. We partner with 15 of the top 20 banks globally, and our top 10 banking clients have worked with us for an average of 26 years!

This role is located at a client site in Reston, VA or Washington, DC. A hybrid working model is acceptable.

The AWS Python Developer will support the application team by building and maintaining automated testing frameworks, validating complex financial and analytical models, and ensuring the overall accuracy and reliability of quantitative systems. This role blends hands‑on Python development, AWS cloud expertise, and strong testing discipline to evaluate model performance, analyze results, and uphold model governance standards. The engineer will collaborate with developers, modelers, and QA partners to troubleshoot issues, refine automation processes, and strengthen the end‑to‑end testing environment.

• Minimum of 5+ years in software testing, automation, or quantitative engineering.
• Strong background in automated testing, including creating regression and performance test frameworks.
• Solid Python development skills, with the ability to build automation tools and work with analytical codebases.
• Comfortable working in AWS environments (EC2, S3, Lambda) for model execution, data setup, and automation workflows.
• Experience designing and running unit, integration, regression, and model validation tests.
• Familiarity with test automation tools such as PyTest, Selenium, or similar technologies.
• Ability to interpret quantitative models and apply statistical or analytical techniques during validation.
• Working knowledge of Git and CI/CD pipelines to support continuous testing practices.
• Capable communicator who can translate technical findings into clear documentation and partner effectively with cross‑functional teams.
• Adept at diagnosing issues, resolving defects, and improving testing processes for better efficiency and scalability.

Education:

Bachelor’s degree in Computer Science, Engineering, Applied Mathematics, or a related technical field.

CGI’s compensation range for this role in the U.S. is $88,200.00 – $. (

Note:

actual compensation will be determined based on experience and other factors.)

• Competitive compensation.
• Comprehensive insurance options.
• Matching contributions through the 401(k) plan and the share purchase plan.
• Paid time off for vacation, holidays, and sick time.
• Paid parental leave.
• Learning opportunities and tuition assistance.
• Wellness and well‑being programs.

Qualified applicants will receive consideration for employment without regard to their race, ethnicity, ancestry, color, sex, religion, creed, age, national origin, citizenship status, disability, pregnancy, medical condition, military and veteran status, marital status, sexual orientation or perceived sexual orientation, gender, gender identity, and gender expression, familial status or responsibilities, reproductive health decisions, political affiliation, genetic information, height, weight, or any other legally protected status or characteristics to the extent required by applicable federal, state, and/or local laws where we do business.

CGI provides reasonable accommodations to qualified individuals with disabilities. If you need an accommodation to apply for a job in the U.S., please email the CGI U.S. Employment Compliance mailbox at. You will need to reference the Position  the position in which you are interested. Your message will be routed to the appropriate recruiter who will assist you. Please note, this email address is only to be used for those individuals who need an accommodation to apply for a job.

Emails for any other reason or those that do not include a Position  not be returned.

All CGI offers of employment in the U.S. are contingent upon the ability to successfully complete a background investigation. Background investigation components can vary dependent upon specific assignment and/or level of U.S. government security clearance held. Dependent upon role and/or federal government security clearance requirements, and in accordance with applicable laws, some background investigations may include a credit check. CGI will consider for employment qualified applicants with arrests and conviction records in accordance with all local regulations and ordinances.