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Added 9 hours ago
Sr. Application Architect
Daimler Truck Financial Services USA LLC
Charlotte, NC
Minimum of 6 years of firsthand development experience with Java 8+, J2EE, Spring/Spring Boot, JDBC, Hibernate, REST/SOAP APIs, and Tomcat.
Added 9 hours ago
UG
Senior Software Engineer
UnitedHealth Group
Eden Prairie, MN
- $91,700 to $163,700 USD / year
…cloud-native, resilient, and secure infrastructure across Azure, AWS, and GCP. You will lead cutting-edge initiatives focused on cloud governance, networking, security, and automation while…
Added 9 hours ago
System Engineer IV
Arcfield
McLean, VA
Cloud-based data platforms such as AWS, GCP, or Azure.
Added 9 hours ago
Systems Engineer Technical Specialist
Arcfield
McLean, VA
Cloud-based data platforms such as AWS, GCP, or Azure.
Added 9 hours ago
Senior Software Developer
The Huntington National Bank
Columbus, OH
The Senior Software Developer will provide technical leadership in solving highly complex data, hardware, software or process initiatives.
Added 9 hours ago
Full-stack Engineer 4
Capital One
Plano, TX
Utilize programming languages like Java, Scala, Python, Go, Node.js, JavaScript and TypeScript, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and…
Added 9 hours ago
Data Engineer 5
Capital One
McLean, VA · Richmond, VA · NY · Wilmington, DE
At least 4 years of experience programming with at least one of the following languages: Python, Java, or Scala
Added 9 hours ago
AI Engineer 4 (AI Safety and Multimodal)
Capital One
San Jose, CA · McLean, VA · Cambridge, MA · NY
Leverage a broad stack of Open Source and SaaS AI technologies such as AWS Ultraclusters, Huggingface, VectorDBs, PyTorch, and more.
Added 9 hours ago
Senior Director, AI Engineering -Agentic AI Platform(Remote Eligible)
Capital One
San Jose, CA · San Francisco, CA · McLean, VA · Cambridge, MA · NY
Make high judgment build-vs-buy decisions across a broad stack of Open Source and SaaS AI technologies such as AWS Ultraclusters, Huggingface, VectorDBs, PyTorch, and more.
Added 9 hours ago
Sr. Software Engineer
The Home Depot
Remote, United States
Work with the Product Team to ensure user stories are valuable, developer ready, easy to understand, and testable.
Added 10 hours ago
C
Principal Enterprise Architect - AI, Cloud & Modernization (Remote)
Cognizant
Jefferson City, MO
- $140,000 to $160,000 USD / year
+ Define and implement scalable solutions using AWS, GCP, Java, Spring Boot, microservices, and event-driven architectures.
Added 10 hours ago
SO
Lead Software Engineer
System One
Reston, VA
- $88 USD / hour
Serve as a subject matter expert for assigned applications and support the modernization of Java-based solutions running within AWS and Kubernetes environments.
Added 10 hours ago
Platform Engineer
Highmark Health
Jefferson City, MO
+ Cloud platform certifications (AWS, Azure, OCI, or GCP)
Added 10 hours ago
Software Engineering Intern (Summer 2027)
RTX
United States
A breadth of advanced software technologies and techniques including multi-tiered architecture, AWS web services, and microservice software design
Added 10 hours ago
WW
Senior Developer - Atom & Core AI, IT AI COE
World Wide Technology
Saint Louis, MO
- $106,400 to $159,600 USD / year
As an AI COE Developer on the team, you will be responsible for building software in an agile environment using a wide array of programming languages, frameworks, and tools. Here are some…
Added 10 hours ago
WW
Senior Developer - Atom & Core AI, IT AI COE
World Wide Technology
Maryland Heights, MO
- $106,400 to $159,600 USD / year
As an AI COE Developer on the team, you will be responsible for building software in an agile environment using a wide array of programming languages, frameworks, and tools. Here are some…
Added 10 hours ago
AI & GenAI Data Scientist - Manager
PwC
Kansas City, MO
- Utilizing programming languages such as Python and Java to enhance AI model deployment
Added 10 hours ago
AI & GenAI Data Scientist - Manager
PwC
Saint Louis, MO
- Utilizing programming languages such as Python and Java to enhance AI model deployment
Added 10 hours ago
SAP Development Senior Manager - Chemicals & Natural Resources
Accenture
Saint Louis, MO
…partner and the #1 recognized integrator across Microsoft Azure, AWS, and Google Cloud. We invest continuously in our people through training and a global SAP community - join us to shape…
Added 10 hours ago
SAP Development Manager/Architect - Chemicals & Natural Resources
Accenture
Saint Louis, MO
…partner and the #1 recognized integrator across Microsoft Azure, AWS, and Google Cloud. We invest continuously in our people through training and a global SAP community - join us to shape…
Added 10 hours ago
Principal Software Development Engineer (AI Innovation)
CVS Health
Richardson, TX
Proven hands-on development expertise using Java, Python and Angular, with a strong background in coding, debugging, and performance tuning.
Added 10 hours ago
Software Engineer, Senior Lead
Toyota
Plano, TX
…and instrumentation by utilizing programming languages like Java, Python, SQL, and a variety of AWS tools and…
Added 10 hours ago
National Manager, Software Engineering
Toyota
Plano, TX
Strong technical background with hands-on experience in object-oriented programming, Java script frameworks, architecture, design patterns, Restful API development, and CX engineering.
Added 10 hours ago
National Manager, Software Engineer
Toyota
Plano, TX
Strong technical background with hands-on experience in object-oriented programming, Java script frameworks, architecture, design patterns, Restful API development, and CX engineering.
Added 10 hours ago
Principal Engineer, IT Software
American Airlines
Fort Worth, TX
Programming Languages: Java, Python, C#, Javascript/Typescript

System One

Lead Software Engineer

Reston, VA, United States

$88 USD / hour

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Job details

Pay: $88 USD / hour
Apply by: Jan 20, 2027
Posting language: English
Posted: Oct 22, 2026

Original job description

Job Title: Lead Software Engineer Location: Reston, VA Type: Contract Compensation: $88/hr Work Model: Hybrid Security Clearance: No Clearance

Responsibilities

Lead the design, development, and implementation of application enhancements supporting cloud migration initiatives.
Perform detailed technical design, coding, code reviews, testing, and deployment of new and existing applications.
Serve as a subject matter expert for assigned applications and support the modernization of Java-based solutions running within AWS and Kubernetes environments.
Ensure compliance with enterprise architecture, cloud standards, and DevSecOps practices.
Deliver scalable solutions supporting large enterprise user populations.
Identify gaps in technical requirements and solve complex application integration challenges.
Support migration of application connectivity from on-premises and mainframe-based data sources to cloud-supported technologies including MongoDB and PostgreSQL.
Evaluate technical risks and recommend mitigation strategies.
Develop solutions that improve application performance, scalability, reliability, and cloud adoption.
Compile, assess, and report results from software testing and analysis activities.
Support the Project Manager and engineering leadership team on a cloud transformation program.
Collaborate closely with Platform Engineering and DevOps teams to ensure applications are cloud-ready and aligned with AWS standards.
Design and implement application configurations, integrations, authentication mechanisms, and service interactions required for successful cloud deployment.
Participate in Agile ceremonies and contribute to estimation, planning, and delivery of application features.
Lead software design and development activities for application modernization efforts.
Identify, analyze, define, and coordinate user, customer, and stakeholder needs and translate them into technical solutions.
Support architectural discussions related to cloud migration, application modernization, and backend services.
Ensure code quality, deployment standards, and engineering best practices.
Mentor junior developers and contribute to ongoing technology improvements and cloud adoption initiatives.

Requirements

Bachelor's Degree in Information Technology, Computer Science, or related field.
8+ years of overall IT experience, including software design, development, testing, and requirements management.
Strong Java development experience, with an emphasis on back-end engineering.
Experience working in Agile environments.
Experience integrating applications with databases, APIs, and enterprise systems.
Experience supporting cloud migration and application modernization efforts.
3+ years of AWS experience.
3+ years of Amazon EKS experience.
3+ years of Kubernetes experience, including Istio and Helm Charts.
3+ years of experience with OAuth2 and JWT.
Experience with MongoDB and/or PostgreSQL.
Experience integrating legacy on-premises systems with cloud-based solutions.
Strong experience with MongoDB and/or PostgreSQL.
Experience supporting cloud migration and application modernization initiatives.
Full Stack development experience with a primary focus on back-end development (approximately 80% back-end / 20% front-end).
Experience modernizing database connectivity and migrating integrations from on-premises environments to cloud-based solutions.
Experience working in Agile development environments.
Experience with cloud-native architectures and microservices.
Experience with Angular (Angular 18+ preferred), HTML, and modern UI technologies.
Familiarity with mainframe-connected applications.
Knowledge of CI/CD pipelines, SDLC, DevSecOps, and application deployment best practices.
This is not a DevOps Engineer position.
This is primarily a Software Engineering role focused on making enterprise applications cloud-ready and supporting cloud migration efforts.
The engineer will work alongside Platform Engineering and DevOps teams but will focus on application-level development, configurations, integrations, and modernization activities.

System One, and its subsidiaries including 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.

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Ref: #851-Rockville-S1

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Skills

Computer technology
Computer science
Oracle Java
Agile
AWS
Kubernetes
MongoDB
PostgreSQL
Full-stack development
Back-end development
Agile development
Microservices
HTML
CI/CD
DevOps

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