Jobs in the United States

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Added 22 mins ago
M
Principal Software Engineer
Microsoft
United States
- $142,800 to $304,200 USD / year
…routing, optics, hardware, and software function as an integrated…
Added 2 hours ago
S
Principal System Test Engineer and Lead - Wireless
Skyworks
San Jose, CA
- $122,900 to $255,200 USD / year
We are looking for a hands-on System Test Engineer / Test Lead with to own system-level testing of our wireless products. You will define and run test plans, build the automation behind…
Added 2 hours ago
Principal Site Reliability Engineer- Electronic Trading Services
JPMC page
Jersey City, NJ
As a Principal Site Reliability Engineer at JPMorganChase within the Enterprise Technology, Infrastructure Platforms team , you draw upon your advanced knowledge to identify new…
Added 2 hours ago
Principal Software Systems Quality Engineer Marlborough, MA
RTX
United States
Our team in Marlborough, MA, has an immediate need for an onsite Principal Software Systems Quality Engineer (Quality Assurance/Compliance) to support Land & Air Defense Systems (LADS) to…
Added 2 hours ago
Analytical Engineer
USAA Life Insurance Company
United States
Provides system thinking to influence relevant data, information, and application architecture decisions.
Added 2 hours ago
Quality Engineer Level 2 and 3
SP - Propulsion Systems
United States
Northrop Grumman’s Space Sector is seeking a Quality Engineer/Principal Quality Engineer – Level 2 or 3 to join our team in Clearfield, UT.
Added 2 hours ago
Principal Embedded Software Engineer
CORP-Corporate Office
United States
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…
Added 2 hours ago
Senior Principal Embedded Software Engineer
CORP-Corporate Office
United States
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…
Added 2 hours ago
Sr Principal Quality Engineer
CORP-Corporate Office
United States
Northrop Grumman Mission Systems (NGMS) is currently seeking a Sr Principal Quality Engineer to join our team at the BWI site in Baltimore, MD.
Added 2 hours ago
Principal Quality Engineer
CORP-Corporate Office
United States
Northrop Grumman Mission Systems Sector is seeking a Principal Quality Engineer 3 to join our team in Baltimore, MD.
Added 2 hours ago
Sr. Principal Structural Design Engineer
CORP-Corporate Office
United States
Northrop Grumman Space Sector is seeking a Sr. Principal Structural Design Engineer (Level 4) to join the Vehicle Engineering Directorate within Western Region Engineering. This position is…
Added 2 hours ago
Principal / Senior Principal Cyber Systems Engineer
CORP-Corporate Office
United States
Northrop Grumman is seeking a Principal or Senior Principal Cyber Systems Engineer with the ability to obtain a security clearance to work with our Specialty Engineering Team out of…
Added 3 hours ago
Mission Systems Engineer (Principal/Sr Principal) - Signatures Limitations and Constraints Management Lead (AHT)
Northrop Grumman
Linthicum Heights, MD
Principal Engineer: BS in STEM with 5 years relevant experience or 3 years with MS
Added 3 hours ago
Quality/Principal Quality Engineer - 2nd Shift
Northrop Grumman
Baltimore, MD
Northrop Grumman Mission Systems (NGMS) is currently seeking a Quality/Principal Quality Engineer 2/3 for 2nd Shift to join our team in Baltimore, MD at our BWI facility.
Added 3 hours ago
Sr. Principal Engineer RF Microwave Design
Northrop Grumman
Baltimore, MD
We are looking for you to join our team as an RF Engineer based out of Linthicum, MD, in a role that will be 100% on-site.
Added 3 hours ago
Senior Principal Digital Hardware Engineer
Northrop Grumman
Baltimore, MD
We are looking for you to join our team as a Senior Principal Digital Hardware Engineer based out of Baltimore/Linthicum, MD.
Added 3 hours 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 hours ago
Test Engineer / Principal Test Engineer - 20671
Northrop Grumman
Roy
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 3 hours ago
Sr. Principal Structural Design Engineer
Northrop Grumman
Redondo Beach
Northrop Grumman Space Sector is seeking a Sr. Principal Structural Design Engineer (Level 4) to join the Vehicle Engineering Directorate within Western Region Engineering. This position is…
Added 3 hours ago
Principal / Senior Principal Electrical Test Engineer - 8905-1
Northrop Grumman
Roy
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 3 hours ago
Software Engineer / Principal Software Engineer
Northrop Grumman
Bellevue
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 3 hours ago
Principal / Sr Principal Engineer Aeronautical
Northrop Grumman
Edwards AFB
Northrop Grumman Aeronautics Systems has an opening for a Principal / Sr Principal Aeronautical Engineer to join the team of qualified individuals. Position is located in Edwards AFB, CA.
Added 3 hours ago
Sr Principal Quality Engineer
Northrop Grumman
Baltimore
Northrop Grumman Mission Systems (NGMS) is currently seeking a Sr Principal Quality Engineer to join our team at the BWI site in Baltimore, MD.
Added 3 hours ago
Electrical Engineer / Principal Electrical Engineer - 11185-1
Northrop Grumman
Roy
Northrop Grumman Strategic Deterrent Systems division is seeking a Principal Electrical Engineer / Electrical Engineer for the Air Vehicle Equipment (AVE) Integration and Test (I&T) Lab…
Added 3 hours ago
Senior Principal Systems Test Engineer - 20672
Northrop Grumman
Roy
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…

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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