Sr. Web Application Developer
Indianapolis, IN
Experience: 8
Education: BS
Category: Information Technology
Contractor Work Model: Hybrid
Brand: System One
Compensation Range: 57.65 Per Hour
Job ID: 351635
Date Posted: 06/04/2026
Shortcut: http://jobs.systemone.com/AU5u0V
Job Title: Sr. Web Application Developer
Location: Indianapolis, IN (hybrid)
Type: Contract
Compensation: $57.65/HR on W2
Responsibilities
- Lead the architecture, design, and development of modern web applications across a diverse technology stack, including .NET/C#, Node.js, and front-end frameworks (React, Angular, Vue).
- Design and implement scalable, cloud-native solutions using microservices and serverless architectures.
- Establish and enforce engineering best practices, coding standards, and architectural patterns across teams.
- Design and implement AI-enabled application features, including integration with LLMs and AI APIs (e.g., Azure OpenAI, AWS Bedrock, or similar platforms).
- Develop intelligent search, summarization, recommendation systems, or automation workflows.
- Collaborate with stakeholders to identify opportunities where AI can enhance user experience, decision-making, or operational efficiency.
- Ensure responsible and secure use of AI technologies, including data privacy, governance, and model evaluation.
- Serve as a primary technical interface to clients, translating business needs into scalable technical solutions.
- Lead solutioning sessions, architecture discussions, and technical briefings with stakeholders.
- Provide strategic guidance on modern web technologies, cloud adoption, and AI integration.
- Build strong client relationships as a trusted technical advisor.
- Oversee development of secure, high-performance web applications and RESTful APIs ensuring interoperability and cross-platform integration across systems.
- Drive best practices in API design, versioning, and performance optimization.
- Architect and deploy applications in AWS and Azure, leveraging serverless and containerized services.
- Lead CI/CD pipeline implementation and DevSecOps practices.
- Optimize systems for scalability, reliability, and cost efficiency in cloud environments.
- Mentor developers across multiple technology stacks, lead code reviews, architecture reviews, and technical decision-making.
- Foster a culture of innovation, continuous learning, and engineering excellence.
- Ensure applications meet modern security standards, including secure API design and cloud security best practices.
- Implement comprehensive testing strategies and performance monitoring.
- Collaborate with UI/UX teams to deliver responsive, accessible, and user-centric applications.
- Drive adoption of modern front-end architecture and performance optimization techniques.
- Stay current with emerging web and AI technologies, evaluating their applicability to client missions.
- Introduce new tools, frameworks, and AI capabilities to improve delivery and innovation.
- Bachelor’s or Master’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
- 8+ years of experience in full-stack web application development, including .NET/C# and modern JavaScript frameworks.
- Demonstrated experience working across multiple web technologies beyond .NET (e.g., Node.js, Python, or similar).
- Strong hands-on experience with T-SQL, including writing and optimizing SQL queries, stored procedures, triggers, functions, and other database objects.
- Demonstrated commitment to built-in quality, including developing reliable, maintainable, and well-tested solutions that meet performance, security, and coding standards.
- Ability to follow development best practices, conduct code reviews, troubleshoot issues, and ensure deliverables meet quality expectations throughout the development lifecycle.
- Hands-on experience integrating or developing AI/ML capabilities, such as working with AI APIs (Azure OpenAI, AWS Bedrock, etc.) and implementing data-driven or intelligent application features.
- Strong experience with AWS and/or Azure cloud platforms, including serverless architectures.
- Deep understanding of web architecture, microservices, and RESTful API design.
- Experience with SQL and NoSQL databases.
- Proven ability to lead teams and engage directly with clients.
- Strong communication skills with the ability to bridge business needs and technical solutions.
- Knowledge of secure application development and cloud security practices.
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.
#M-M2
#LI-RF1
-
Application Architect
Bethesda, MD
Job Title: Application Architect Location: Bethesda, MD Type: Permanent salaried position Compensation: 170- 190K Contractor Work Model: Hybrid (2 to 3 days on site in Bethesda MD) The Senior Application Architect is responsible for developing and evol...
Date Posted: 04/17/2026 Recommended
-
Senior AI Software Engineer
Plano, Texas
AI Software Engineer Location: Plano, TX (Hybrid – onsite required) Duration: 6+ Months Contract to Hire Start Date: ASAP Position Overview We are seeking an experienced AI Software Engineer to join a growing engineering team focused on building scalab...
Date Posted: 05/08/2026 Recommended
-
Java Solution Architect, FTE
Pittsburgh , Pennsylvania
Java Solution Architect Pittsburgh, PA, Dallas, TX, or Cleveland, OH (5 Days Onsite) FTE Competency Angular Apache Kafka Cloud Computing GitHub Jenkins MongoDB Oracle RESTful Application Programming Interfaces (RESTful APIs) Software Architecture Sprin...
Date Posted: 06/02/2026 Recommended
-
Cloud Solution Architect - Prisma
Charlotte, North Carolina
Job Title: Cloud Solution Architect - Prisma Location: Charlotte, North Carolina, United States Type: Contract Responsibilities: Design and build scalable, secure multi-cloud architectures across AWS, Azure, and GCP. Work across cloud infrastructure, K...
Date Posted: 05/31/2026 Recommended
-
Cloud Infrastructure Engineer II
Rogers, Arkansas
Job Title: Cloud Infrastructure Engineer II System One is seeking a Cloud Engineer II for a permanent opportunity near Northwest, AZ. Cloud Engineer II plays a critical role in the design, implementation, and ongoing support of infrastructure across Am...
Date Posted: 06/03/2026 Recommended
-
Cloud Security Architect
Princeton , New Jersey
Job Title: Cloud Security Architect Location: Princeton, NJ(Hybrid) Type: Contract Responsibilities: Lead architecture and implementation of Palo Alto Strata Cloud Manager (SCM) Design secure cloud network architectures across AWS/Azure/GCP Define stan...
Date Posted: 06/08/2026 Recommended
-
Cloud Security Architect
New York City , New York
Job Title: Public Cloud Security Architect Location: New York City, NY Type: Contract -Onsite Responsibilities: Lead architecture and implementation of Palo Alto Strata Cloud Manager (SCM) Design secure cloud network architectures across AWS/Azure/GCP ...
Date Posted: 06/08/2026 Recommended
-
Principal Engineer
Evendale, Ohio
Job Title: Principal Engineer Location: North Cincinnati, Ohio Type: Direct Hire Compensation: $150k + Contractor Work Model: Hybrid – onsite and remote Responsibilities Serve as the primary technical authority for the Client Technology platform, defin...
Date Posted: 05/14/2026 Recommended
-
Software Architect
Melbourne, FL
Job Title: Software Architect Location: Melbourne, FL Type: Direct Hire Responsibilities Help design, develop, and deliver high-quality software solutions that provide value across the organization. Provide architectural leadership throughout the full ...
Date Posted: 05/04/2026 Recommended
-
.NET Mainframe Developer
Vienna , VA
Job Title: .NET Developer Location: Remote Type: Contract Contractor Work Model: Remote Responsibilities Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distribut...
Date Posted: 05/06/2026 Recommended
-
Senior Back End Software Developer
Colorado Springs, Colorado
Senior Back End Software Developer Location: Colorado Springs, Colorado Work Model: Onsite Clearance: Eligible – will be processed for Top Secret eventually If interested reach out directly to kimberly.spicer@systemone.com or text 301-252-8762 Responsi...
Date Posted: 05/01/2026 Recommended
-
AI Engineer
Salt Lake City, Utah
Job Title: Junior AI Engineer Location: Salt Lake City, Utah, United States Contract to hire role Description: Junior AI Engineer Position Description Ready to take your career to the next level? CGI is seeking a Junior AI Engineer to design, build, an...
Date Posted: 04/22/2026 Recommended
-
Payment Engineer
Tulsa, Oklahoma
Job Title: Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities Provide application support and maintenance for mobile payment platforms, ensuring system uptime and performance. Troubleshoot and resolve production inciden...
Date Posted: 06/11/2026 Recommended
-
Ai Engineer-Python, LAG/LLM & Agentic Platform Development
Pittsburgh, PA
Senior Full Stack Engineer – AI/LLM Platform 5 days onsite Pittsburgh, PA / Farmers Branch, TX / Strongsville, OH / Birmingham, AL / Phoenix, AZ Contract to Hire JOB DESCRIPTION The Software Engineer Sr is responsible for designing, developing, and sup...
Date Posted: 05/15/2026 Recommended
-
Java Solution Architect
Dallas, Pennsylvania
Position Title: JAVA Solution Architect Position Location - Pittsburgh, PA ; Dallas, TX ; Cleveland, OH Duration – Direct Hire Employment Type - This is for W2 Employment Required qualifications to be successful in this role . 9+ years of experience in...
Date Posted: 06/01/2026 Recommended
-
Principal SDET, Cybersecurity Test Engineer
Lakewood, CO
Job Title: Principal SDET, Cybersecurity Test Engineer Location: Lakewood, CO Type: Direct Hire Job Summary: System One is seeking a Principal SDET – Cybersecurity Test Engineer for a full-time/permanent opportunity in Lakewood, CO. As a Sr. Technical ...
Date Posted: 06/03/2026 Recommended
-
Sr. Java Full Stack Developer
Dallas , Texas
Job Title: Sr. Java Full Stack Developer Location: Dallas, Texas Type: Fulltime Compensation: Not specified Contractor Work Model: Onsite – onsite Responsibilities Lead and mentor a team of developers to deliver high-quality solutions Drive architectur...
Date Posted: 05/06/2026 Recommended
-
Java Mainframe Developer
Vienna , VA
Job Title: Java Developer Location: Remote Type: Contract Responsibilities Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed applications with the organ...
Date Posted: 05/06/2026 Recommended
-
Sr. AWS Cloud/Software Architect III
Washington, District Of Columbia
Job Title: Sr. AWS Cloud/Software Architect III Remote – offsite Overview If interested reach out directly to kimberly.spicer@systemone.com Responsibilities Support the Lead Architect in defining, reviewing, and implementing complex enterprise applicat...
Date Posted: 05/14/2026 Recommended
-
Full-Stack Developer
mclean, Virginia
Senior Full-Stack Developer (Python / Django / AWS) Location: Remote (EST Preferred) Type: Contract To Hire Contractor Work Model: Remote Responsibilities Work closely with clients, technical leads, and cross-functional teams to design and deliver scal...
Date Posted: 05/21/2026 Recommended
-
AI Engineer
Salt Lake City, Utah
Junior AI Engineer Job Type: Permanent Full Time Location: Salt Lake City, Utah, United States How you'll make an impact • Design and develop AI-driven product features using ML, GenAI, and LLMs • Build and deploy scalable AI systems using cloud-native...
Date Posted: 04/09/2026 Recommended
-
ServiceNow Developer
Fort Meade, Maryland
Job Title: ServiceNow Developer Location: Fort Meade, Maryland Type: Contract Contractor Work Model: Onsite – onsite Security Clearance: Must hold an active DoD Secret clearance and obtain Security+ certification within 14 days of hire. Responsibilitie...
Date Posted: 06/09/2026 Recommended
-
Lead Systems Engineer - AWS Cloud
Reston, VA
Job Title: Lead Systems Engineer - AWS Cloud Location: Reston, VA Type: Contract Rate: 95/hr W-2 Contractor Work Model: Hybrid Hours: 40 hours per week Responsibilities Manage, define, design, and develop system requirements, performing trade-off analy...
Date Posted: 05/26/2026 Recommended
-
Senior Data Architect
Washington, DC
Senior Data Architect Washington, DC – onsite US citizenship required per government contact Must be able to obtain Public Trust clearance Type: Multi-year Contract Open to W2 and C2C Deadline to apply: June, 1st at 3pm Design, develop and implement mo...
Date Posted: 05/29/2026 Recommended
-
Databricks Subject Matter Expert
Atlanta , Georgia
Databricks Subject Matter Expert Permanent Full Time Location: Atlanta, Georgia, United States Description: Databricks Subject Matter Expert Position Description We are seeking a highly experienced Databricks Subject Matter Expert to join at the Lead /...
Date Posted: 05/08/2026 Recommended
-
PostgreSQL DBA
Alexandria, VA
Job Title: Senior PostgreSQL Database Administrator Type: Direct Hire Contractor Work Model: Onsite Security Clearance: Top Secret w/ SCI eligibility Location: Bolling AFB, Washington, DC Clearance: Active Top Secret required, current or previously hel...
Date Posted: 05/12/2026 Recommended
-
Software Engineer Lead - JAVA
Pittsburgh, TX
Title - Software Engineer Lead Location - Pittsburgh, PA/Strongsville, OH Function of the Group: Liquidity Risk Management Initiatives/Projects: P-416801 Industry background: Banking-Regulatory Submissions (specifically FR-2052A), Liquidity Risk Manage...
Date Posted: 04/23/2026 Recommended
-
VMware Virtualization SME
New York, New York
VMware Virtualization SME FTE OR CTH NYC (5 days onsite) Position Description The VMware Virtualization SME provides expert level strategy, design, and 24?×?7?×?365 support for the Americas region virtualization platform. The role owns performance moni...
Date Posted: 05/20/2026 Recommended
-
Senior Systems Engineer - Applications
Bellevue, WA
Job Title: Senior Systems Engineer - Applications Type: Long-term Contract Contractor Work Model: Remote Responsibilities: Manage, support, and optimize enterprise business applications supporting plant operations, including EAM/ERP systems and the Dyn...
Date Posted: 05/26/2026 Recommended
-
Palantir Foundry Data Engineer & Architect
NA, VA
Job Title: Senior Palantir Foundry Data Engineer & Architect Locations: Arlington, VA | McLean, VA | New York, NY | Chicago, IL | San Antonio, TX | Atlanta, GA | Type: Remote – Must be willing to travel up to 25% Time Type: Full-time Clearance: Ability...
Date Posted: 04/22/2026 Recommended