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Senior Python/AWS Application Developer (onsite)

Washington, DC

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Type: Contract

Experience: 0

Category: Information Technology

Contractor Work Model: Onsite

Brand: System One

Job ID: 349006

Date Posted: 05/15/2026

Shortcut: http://jobs.systemone.com/eXhpz9


Senior Python/AWS Application Developer (#676)
Washington, DC – ONSITE
Type: Multi-year Contract
Open to W2 and C2C
US citizenship required per government contract
Must be able to obtain Public Trust clearance

As part of a team, the selected contractor will help support the development and maintenance of the Currency Data Accountability Platform (CDAP), an application utilizing AWS services.
• Experience working as a developer writing Python code along with the Infrastructure as Code (IaC) required to deploy with AWS CDK.
• Experience modeling business processes in AWS Step Functions.
• Experience developing container-based applications, utilizing REST APIs for web-based application written with either Angular or React in Typescript.
• Experience utilizing AWS CloudWatch and AWS CloudTrail for logging events and audit messages for operating in a highly regulated environment.
• The candidate will be responsible for remediation and unit testing of code when issues arise as part of application development and deployment process.
• Working experience with Agile development methodology and roles along with experience utilizing CI/CD for building and deploying cloud applications with the Python language for backend services and Angular front-end development is important for this role.
• The candidate should be able to contribute to the design of the code they will be responsible for implementing along with the required documentation.

Technical Skills:
A bachelor’s degree in Computer Science or related degree in the IT field or equivalent experience.
At least 7 years of demonstrated programmer / analyst experience developing software according to software development lifecycle (SDLC) and Agile methodology.
• Python
• Angular Web UI
• DynamoDB
• AWS Lambda
• AWS Step Functions
• Angular Web UI
• AWS CDK or Terraform
• GIT or GitLab
• Docker
• AWS CloudTrail
• AWS CloudWatch
• AWS S3
• AWS SNS and SQS
• AWS API Gateway and Load Balancer
• Athena
• Glue



System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.




System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.



#M1


#LI-VH1


Ref: #851-Rockville-S1

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