Home

List All Jobs

Search Jobs by Locations

Jobs by Categories

Jobs by Brands

Senior API Platform Software Engineer

Pittsburgh , Pennsylvania

Apply Apply with LinkedIn
Save

Type: Direct-Hire

Experience: 0

Category: Information Technology

Contractor Work Model: Onsite

Brand: System One

Compensation Range: 98000.00

Job ID: 379319

Date Posted: 08/28/2026

Shortcut: http://jobs.systemone.com/manzA4


Senior API Platform Software Engineer
Fulltime
Hybrid – Knoxville, TN | Columbia, SC | Lafayette, LA | Birmingham, AL

Position Overview
Seeking a Senior API Platform Software Engineer to build and enhance backend services, APIs, and API platform capabilities within a highly distributed, AWS-based financial services environment.
This is a hands-on role requiring strong experience with Java and/or Python, REST APIs, Microservices, AWS, Apigee, API Security, and DevOps.
Key Responsibilities

  • Develop secure and scalable RESTful APIs, backend services, and microservices.
  • Support the complete API lifecycle including implementation, versioning, security, performance, monitoring, and production support.
  • Develop applications using Java and/or Python.
  • Build and support API management solutions using Apigee.
  • Implement API security using OAuth 2.0, JWT, mTLS, and API key management.
  • Work with AWS cloud services and containerized platforms.
  • Support CI/CD, Infrastructure as Code, monitoring, and observability.
  • Troubleshoot API, cloud, application, and performance issues.
  • Collaborate with Product, DevOps, Security, and Architecture teams.
Must-Have Skills
  • 5+ years of hands-on development experience with Java 8–21 and/or Python.
  • Strong experience with RESTful APIs, backend services, and microservices.
  • Hands-on AWS experience including:
    • EC2
    • ECS
    • EKS
    • Lambda
    • S3
    • IAM
    • Route 53
    • CloudWatch
  • Strong experience with Apigee OPDK, Apigee X, or Apigee Hybrid.
  • Strong understanding of API lifecycle, versioning, throttling, traffic management, security, and analytics.
  • API security experience with OAuth 2.0, JWT, mTLS, and API Keys.
  • Knowledge of OpenAPI / Swagger.
  • Experience with GitHub or GitLab, Terraform, and CI/CD.
  • Working knowledge of JavaScript / TypeScript.
  • Experience with Kubernetes, ECS, and EKS.
  • Monitoring experience with OpenTelemetry, Splunk, and CloudWatch.
  • Knowledge of load balancing, caching, high availability, resiliency, and disaster recovery.
  • Experience with relational and NoSQL databases.
  • Agile/Scrum experience.
Nice-to-Have Skills
  • GraphQL.
  • AWS CloudFormation.
Key Technologies
Java | Python | AWS | REST APIs | Microservices | Apigee | OAuth 2.0 | JWT | mTLS | OpenAPI | Swagger | ECS | EKS | Kubernetes | Terraform | GitHub | GitLab | OpenTelemetry | Splunk | CloudWatch | JavaScript | TypeScript | SQL | NoSQL
Education
  • Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related technical field.

The real hiring focus is Java/Python + API development + Apigee + AWS + API Security (OAuth/JWT/mTLS) + Microservices


#M1
#DI-CB2


#L1 - KB1

Why Join Us?

You will have the opportunity to work on high-impact cloud data initiatives supporting enterprise risk and analytics with one of world class fortune 500 company. This role offers exposure to modern AWS technologies, complex data challenges, AI-enabled automation, and cross-functional collaboration within a major financial services environment.


Ref: #404-IT Pittsburgh

  • Senior API Platform Software Engineer

     Lafayette, Louisiana

    Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API P...

    Date Posted: 08/28/2026 Recommended

  • Senior API Platform Software Engineer

     Knoxville, Tennessee

    Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API P...

    Date Posted: 08/28/2026 Recommended

  • Senior API Platform Software Engineer

     Columbia, South Carolina

    Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API P...

    Date Posted: 08/28/2026 Recommended

  • Senior API Platform Software Engineer

     Birmingham, Alabama

    Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API P...

    Date Posted: 08/28/2026 Recommended

  • Senior AWS Full Stack Software Engineer

     Pittsburgh , Pennsylvania

    Senior AWS Full Stack Software Engineer Full-time Hybrid – Knoxville, TN | Columbia, SC | Lafayette, LA | Birmingham, AL Position Overview Seeking a Senior AWS Full Stack Software Engineer to develop scalable cloud-based enterprise applications using J...

    Date Posted: 08/28/2026 Recommended

  • Senior AWS Java Full Stack Developer

     Plano, Texas

    Job Title: Senior AWS Java Full Stack Developer Duration: Full Time / Permanent Position Location: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC | Plano, TX Work Mode: 5 Days Onsite Position Description Systemone is seeking a Senior AWS...

    Date Posted: 11/06/2026 Recommended

  • Lead AI Agent Engineer

     Birmingham, Alabama

    Job Title: Lead AI Agent Engineer Location: Birmingham, AL, Knoxville, TN or Lafayette, LA Type: Permanent Full Time Responsibilities Implement, administer, secure, and support enterprise AI coding agent and developer productivity platforms within a la...

    Date Posted: 10/02/2026 Recommended

  • Senior AWS Full Stack Software Engineer

     Pittsburgh , Pennsylvania

    Job Title: Senior AWS Full Stack Software Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Full Stack Software Engineer to develop, modernize, and support enterprise applications within a large sc...

    Date Posted: 08/28/2026 Recommended

  • AWS Java Full Stack Developer with Python

     Pittsburgh , Pennsylvania

    AWS Java Full Stack Developer with Python Full-time Hybrid – Lafayette, LA | Birmingham, AL | Columbia, SC | Knoxville, TN Position Overview Seeking an AWS Java Full Stack Developer with Python to support development, modernization, and enhancement of ...

    Date Posted: 08/28/2026 Recommended

  • Senior AWS Full Stack Engineer

     Columbia, South Carolina

    Job Title: Senior AWS Full Stack Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Full Stack Engineer to join a team supporting enterprise applications within the financial services industry. This...

    Date Posted: 08/31/2026 Recommended

  • Senior AWS Full Stack Engineer

     Reston, Virginia

    Job Title: Senior AWS Full Stack Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Full Stack Engineer to join a team supporting enterprise applications within the financial services industry. This...

    Date Posted: 08/31/2026 Recommended

  • Senior AWS Full Stack Engineer

     Plano, Texas

    Job Title: Senior AWS Full Stack Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Full Stack Engineer to join a team supporting enterprise applications within the financial services industry. This...

    Date Posted: 08/28/2026 Recommended

  • AWS Application Architect

     Knoxville, Tennessee

    Job Title: AWS Application Architect Location: Birmingham, AL, Columbia, SC, Knoxville, TN or Lafayette, LA Type: Fulltime Responsibilities Develop and maintain application architecture documentation, technical specifications, integration diagrams, and...

    Date Posted: 10/22/2026 Recommended

  • Lead AWS Full Stack Engineer – Backstage Platform

     Lafayette, Louisiana

    Job Title: Lead AWS Full Stack Engineer – Backstage Platform Job Category: Software Development / Cloud Engineering Employment Type: Full-Time / Permanent Location: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Experience: 10+ Years Wor...

    Date Posted: 11/06/2026 Recommended

  • Senior AWS Java/Python Developer with Microservices & API experience

     Knoxville, Tennessee

    Job Title: Senior AWS Java/Python Developer with Microservices & API experience Location: Knoxville, TN Type: Direct Hire Compensation: $98,000.00 Work Model: Onsite – onsite Hours: 40.0 Security Clearance: (not specified) Overview Leave placeholder te...

    Date Posted: 09/09/2026 Recommended

  • Java Developer

     Ashburn, VA

    Java Developer Employment Type: Contract Location: Mostly Remote Candidates must be local to the DC/MD/VA or Eagan, MN area US Citizenship required per government contract Clearance: Must be able to obtain a Public Trust clearance We are seeking experi...

    Date Posted: 10/29/2026 Recommended

  • Senior AWS Full Stack Software Engineer

     Columbia, South Carolina

    Job Title: Senior AWS Full Stack Software Engineer Location: Plano, TX/Reston, VA/Columbia, SC/Knoxville, TN/Lafayette, LA/Birmingham, AL Type: Permanent Full Time Responsibilities • Develop and maintain full stack applications using Java/Spring Boot, ...

    Date Posted: 08/31/2026 Recommended

  • Senior AWS Full Stack Software Engineer

     Plano, Texas

    Job Title: Senior AWS Full Stack Software Engineer Location: Plano, TX/Reston, VA/Columbia, SC/Knoxville, TN/Lafayette, LA/Birmingham, AL Type: Permanent Full Time Responsibilities • Develop and maintain full stack applications using Java/Spring Boot, ...

    Date Posted: 08/31/2026 Recommended

  • Senior AWS Full Stack Software Engineer

     Reston, Virginia

    Job Title: Senior AWS Full Stack Software Engineer Location: Plano, TX/Reston, VA/Columbia, SC/Knoxville, TN/Lafayette, LA/Birmingham, AL Type: Permanent Full Time Responsibilities • Develop and maintain full stack applications using Java/Spring Boot, ...

    Date Posted: 08/31/2026 Recommended

  • Lead API Developer

     Cleveland, Ohio

    Job Title: Lead API Developer Location: Pittsburgh, PA | Cleveland, OH | Dallas, TX Type: Full-time Work Model: Hybrid – onsite and remote We are seeking a Lead API Developer with strong expertise in Java, Spring Boot, and Microservices to lead the des...

    Date Posted: 11/06/2026 Recommended

  • Lead API Developer

     Pittsburgh, Pennsylvania

    Job Title: Lead API Developer Location: Pittsburgh, PA | Cleveland, OH | Dallas, TX Type: Full-time Work Model: Hybrid – onsite and remote We are seeking a Lead API Developer with strong expertise in Java, Spring Boot, and Microservices to lead the des...

    Date Posted: 11/06/2026 Recommended

  • Software Engineer Sr

     Farmers Branch, TX

    Title - Software Engineer Sr Location- Pittsburgh, PA/Cleveland, OH/Dallas, TX Must Have Experience with containerization and deployment (Docker, Kubernetes/OpenShift) Experience working with distributed systems, including resiliency, scaling, and faul...

    Date Posted: 08/28/2026 Recommended

  • AWS Java Full Stack Developer

     Lafayette, Louisiana

    Job Title: AWS Java Full Stack Developer Duration: Full Time / Permanent Position Location: Lafayette, LA, Knoxville, TN, Birmingham, AL, Columbia, SC or Plano, TX Work Mode: 5 Days Onsite Position Description Systemone is seeking an AWS Java Full Stac...

    Date Posted: 11/06/2026 Recommended

  • Senior AWS Java Full Stack Developer

     Plano, Texas

    Job Title: Senior AWS Java Full Stack Developer Location: Lafayette, LA / Knoxville, TN / Columbia, SC / Birmingham, AL / Plano, TX. Type: Permanent Full Time Work Model: Hybrid – onsite and remote We are hiring a Senior AWS Java Full Stack Developer t...

    Date Posted: 11/05/2026 Recommended

  • Senior AWS Java Full Stack Developer

     Birmingham, Alabama

    Job Title: Senior AWS Java Full Stack Developer Location: Lafayette, LA / Knoxville, TN / Columbia, SC / Birmingham, AL / Plano, TX. Type: Permanent Full Time Work Model: Hybrid – onsite and remote We are hiring a Senior AWS Java Full Stack Developer t...

    Date Posted: 11/05/2026 Recommended

  • Senior AWS Java Full Stack Developer

     Columbia, South Carolina

    Job Title: Senior AWS Java Full Stack Developer Location: Lafayette, LA / Knoxville, TN / Columbia, SC / Birmingham, AL / Plano, TX. Type: Permanent Full Time Work Model: Hybrid – onsite and remote We are hiring a Senior AWS Java Full Stack Developer t...

    Date Posted: 11/05/2026 Recommended

  • Lead Software Engineer

     Reston, VA

    Job Title: Lead Software Engineer Location: Reston, VA Type: Contract Compensation: $88/hr Work Model: Hybrid Overview We are seeking a Lead Software Engineer to support a multi-year cloud modernization initiative focused on migrating enterprise applic...

    Date Posted: 11/07/2026 Recommended

  • Senior AWS Python Developer

     Birmingham , Alabama

    Senior AWS Python Developer * - Job Title: Senior AWS Python Developer * Job Category: Software Development/ Engineering Job Type: Permanent Full Time Location: Various, , United States No.Openings: 1 Description: Senior AWS Python Developer * Position...

    Date Posted: 09/07/2026 Recommended

  • Software Engineer (Java / AWS GovCloud / DevSecOps)

     Ashburn, VA

    Software Engineer (Java / AWS GovCloud / DevSecOps) Employment Type: Contract Location: Mostly Remote Candidates must be local to the DC/MD/VA or Eagan, MN area US Citizenship required per government contract Clearance: Must be able to obtain a Public ...

    Date Posted: 10/29/2026 Recommended

  • AWS Java Full Stack Developer

     Lafayette, Louisiana

    Job Title: AWS Java Full Stack Developer Location: Lafayette, Louisiana Type: Full-time Work Model: Hybrid – onsite and remote Responsibilities Build and support REST APIs and microservices in an AWS-focused financial services environment. Integrate us...

    Date Posted: 10/22/2026 Recommended



⚠️ Protecting Job Seekers from Identity Scams

At System One, your privacy and security are important to us. As job-related scams continue to target job seekers, we want to help you recognize and avoid common recruitment fraud. Identity theft scams often involve individuals, also known as "scammers," posing as recruiters or employers to obtain sensitive personal information, such as Social Security numbers, bank account details, or copies of driver’s licenses, with the goal of stealing identities, accessing financial accounts, or creating fraudulent accounts in a victim’s name.


View More Information