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Added 1 min ago
Software Engineer, Senior Lead
TCC Toyota Motor Credit Corporation Company
Plano, TX
Our team is seeking a highly motivated person to fill an opening as a Sr. Principal Engineer, to help our growing needs.
Added 3 mins ago
Test Engineer / Principal Test Engineer - 20671
Northrop Grumman
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Northrop Grumman Strategic Deterrent Systems division is seeking a Test Engineer / Principal Test Engineer to join our team of highly qualified and diverse individuals. This position will…
Added 4 mins ago
Principal / Senior Principal Electrical Test Engineer - 8905-1
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Northrop Grumman Strategic Deterrent Systems division in Roy, UT is seeking a Principal Electrical Systems Test Engineer / Senior Principal Electrical Systems Test Engineer to join our team…
Added 4 mins ago
Software Engineer / Principal Software Engineer
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As our mission expands and new challenges emerge, NGDS is seeking an Software Engineer or Principal Software Engineer to join our team in Bellevue, NE. In this role, you will have the…
Added 4 mins ago
Sentinel - Mechanical Engineer L2/L3 (19649*)
Northrop Grumman
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Added 4 mins ago
Principal / Sr Principal Engineer Aeronautical
Northrop Grumman
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Added 4 mins ago
Sr Principal Quality Engineer
Northrop Grumman
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Added 4 mins ago
Principal / Sr Principal Facilities Engineer (Level 3 or 4)
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Northrop Grumman
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Principal/ Sr. Principal Electronic Network Engineer
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Added 4 mins ago
An Electronic Network Engineer (Level 2 or 3)
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This position may be filled either at the Electronic Network Engineer level OR at the Principal Electronic Network Engineer level based on the qualifications listed.*
Added 4 mins ago
Electronic Engineer - SW Infrastructure
Northrop Grumman
San Diego
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Added 4 mins ago
Principal Engineer Systems Architect
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Added 4 mins ago
Senior Principal Embedded Software Engineer
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Annapolis
Northrop Grumman Mission Systems is looking for a Senior Principal Embedded Software Engineer with the desire to learn new technologies and develop software for cutting edge Undersea…
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Quality Engineer Level 2 and 3
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Northrop Grumman’s Space Sector is seeking a Quality Engineer/Principal Quality Engineer – Level 2 or 3 to join our team in Clearfield, UT.
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Principal Embedded Software Engineer
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Northrop Grumman Mission Systems is looking for a Principal Embedded Software Engineer with the desire to learn new technologies and develop software for cutting edge Undersea Payloads. The…
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Sr Principal Systmes Engineer TS SCI CI Poly
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Sr Principal Engineer Systems
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Northrop Grumman’s Armament Systems Business Unit is looking for a Systems Engineer to join the Specialty Engineering team in Plymouth, MN. The Specialty Engineering team supports munition,…
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Senior Principal Test Engineer - 20673
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Northrop Grumman Strategic Deterrent Systems division is seeking a Senior Principal Test Engineer to join our team of highly qualified and diverse individuals. This position will be located…
Added 5 mins ago
Principal / Sr Principal Engineer Systems Modeling Simulation
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San Diego · Palmdale
Northrop Grumman Aerospace Systems has an opening for a Senior Principal or Principal Engineer Systems Modeling and Simulation, to join our team of qualified, diverse individuals. This…
Added 5 mins ago
Sr. Principal Systems Engineer - Configuration Management
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Senior Principal II Software Engineer - Lead
BAE Systems
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BAE Systems in NH is currently undergoing an exciting period of growth. We are looking for talented Software professionals to help us create the world s most advanced solutions in areas…
Added 16 mins ago
Staff Software Engineer, Government Products
Robinhood
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8+ years of software engineering experience with a proven track record of operating as a principal or staff-level engineer, driving multi-year technical vision, long-term architecture, and…
Added 17 mins ago
PRINCIPAL ARCHITECT ENGINEER
Dollar General
Goodlettsville, TN
…information technology, or related field and 10+ years of progressive software engineering or architecture experience, including significant experience serving as a principal engineer,…

Randstad USA

Senior Backend Engineer - Java / AWS

Washington, DC, United States

$60 to $65 USD / hour · Contract

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Job details

Pay: $60 to $65 USD / hour
Job type: Contract
Apply by: Dec 3, 2026
Experience: Experience: 7+ years of professional backend software engineering experience building and supporting distributed, high-availability production systems.
Posting language: English
Posted: Nov 3, 2026

Original job description

job summary:

Randstad Digital is seeking a Senior Backend Engineer (Java / AWS) to join a core engineering delivery team within a major national passenger transportation organization's Corporate & Operations Technologies division. In this role, you will design, build, and support cloud-native enterprise integrations and transaction-processing services that power critical operational systems. Working closely with Principal Systems Engineering leadership, you will take hands-on ownership of resilient, multi-region AWS architectures, event-driven pipelines, and automated CI/CD workflows, ensuring five-nines reliability, rapid disaster recovery, and seamless B2B data exchange.

location: Washington, Washington, D.C. job type: Contract salary: $60 - 65 per hour work hours: 9am to 5pm education: Bachelors

responsibilities:

Cloud-Native & Integration Architecture: Design, build, deploy, and maintain scalable microservices, RESTful APIs, and event-driven architectures utilizing Java 17+, Spring Boot, Python, and AWS integration services.

Resiliency & Disaster Recovery: Architect fault-tolerant, high-availability solutions across multiple AWS Availability Zones and Regions, conducting failover testing and actively reducing Mean Time to Resolution (MTTR).

Production Operations & Root Cause Analysis: Investigate complex production incidents, perform root cause analysis (RCA), and implement robust observability frameworks using Amazon CloudWatch.

DevOps & Pipeline Automation: Build, maintain, and optimize continuous integration and delivery (CI/CD) pipelines leveraging GitHub Actions, Jenkins, AWS CodePipeline, and CloudFormation infrastructure-as-code (IaC).

Data Modeling & Optimization: Implement relational data models, craft complex queries, and tune database performance on Amazon Aurora PostgreSQL.

Mentorship & Quality Standards: Drive peer code reviews, champion automated testing standards (JUnit, Mockito), and provide technical mentorship to junior developers.

qualifications:

Experience: 7+ years of professional backend software engineering experience building and supporting distributed, high-availability production systems.

Core Languages: Advanced, hands-on proficiency in Java (Java 17+), Spring Boot, and Python.

AWS Cloud Engineering: Extensive hands-on experience across core AWS integration and compute services, including ECS/Fargate, EventBridge, SQS, SNS, Lambda, S3, and CloudWatch.

Database & Performance: Strong relational database background with PostgreSQL / Amazon Aurora PostgreSQL, including schema design, query optimization, and tuning.

CI/CD & IaC: Practical experience managing automated deployments using Jenkins, GitHub Actions, AWS CodePipeline, and CloudFormation.

Testing: Demonstrated proficiency with automated unit and integration testing frameworks (JUnit, Mockito).

Education: Bachelor's degree in Computer Science, Engineering, or a related technical discipline (or equivalent practical experience).

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact HRsupport@randstadusa.com.

Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.

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More about this job

Skills

Oracle Java
AWS
Transaction processing
Leadership
CI/CD
Implement ICT recovery system
Microservices
API development
Spring Boot
Python
Root cause analysis
GitHub
Jenkins
Infrastructure as code
Data modelling
Data models
PostgreSQL
Test automation
JUnit
Computer science

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