Senior application developer jobs

Fairfax, Virginia

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Today

GovCIO is currently hiring a highly skilled Senior Application Developer with an active Secret clearance to design, build, and modify application software using programming languages such as Java, ColdFusion, JavaScript, and C#. This position will be located in Fairfax, VA and will be a hybrid position. Responsibilities Implement multiple design patterns. Integrate COTS products, use APIs, interact with data repositories, cross-domain solutions, and manage system interfaces. Manage legacy cod

Full-time

USD 135,000.00 - 165,000.00 per year

Senior Application Developer / Systems Analyst

Buffalo, New York

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8d ago

Job Description: Seeking a Senior Application Developer / Systems Analyst with 8+ years of experience in enterprise application development and systems analysis. The ideal candidate should have strong expertise in React, TypeScript, .NET, and Java, with experience designing, developing, testing, deploying, and supporting complex enterprise applications. Responsibilities include providing technical leadership, mentoring junior developers, troubleshooting production issues, collaborating with busi

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Contract

Depends on Experience

Senior Application Developer

Fairfax, Virginia

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Today

GovCIO is currently hiring a highly skilled Senior Application Developer with an active Secret clearance to design, build, and modify application software using programming languages such as Java, ColdFusion, JavaScript, and C#. This position will be located in Fairfax, VA and will be a hybrid position. Responsibilities Implement multiple design patterns.Integrate COTS products, use APIs, interact with data repositories, cross-domain solutions, and manage system interfaces.Manage legacy code a

Full-time

USD 135,000.00 - 165,000.00 per year

Sr. Application Developer/Engineer/Programmer

Washington, District of Columbia

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Today

Join a high-impact team supporting the design, development, and maintenance of complex applications in a cloud and on-premises environment. This role offers the opportunity to work on modern software solutions, geospatial technology, and AI-assisted development practices while collaborating in an Agile setting. Responsibilities Design and build scalable software solutions based on complex business and technical requirements Develop and maintain applications in AWS and on-premises environments

Full-time

USD 40.00 - 77.00 per hour

Senior Application Developer / Chicago / Intapp

Chicago, Illinois

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Today

A growing professional services firm is seeking a full-time Senior Application Developer to join its Chicago-based technology team in a hybrid work environment. This role focuses on enterprise application development, integrations, workflow automation, and business systems optimization utilizing technologies such as Boomi, SQL, C#, and cloud-based business applications. This opportunity is ideal for someone who enjoys leading technical initiatives from concept through delivery while partnering c

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Full-time

$80000 - $110000

Sr. Application Developer SME

Washington, District of Columbia

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Today

Residency All applicants must currently reside in the United States Overview BigBear.ai is seeking a Sr. Application Developer to support the Defense Intelligence Agency (DIA). You will be joining our amazing BigBear.ai team to provide development for legacy and existing systems whether it's building out new features, enhancements, or bug fixes and adding features that will allow our successor system to integrate with older legacy systems so that both systems can co-exist. This position will b

Full-time

Sr. Application Developer/Engineer/Programmer

Washington, District of Columbia

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Today

Join a team building modern cloud-based applications that support critical financial operations in a highly collaborative environment. This role offers the opportunity to design and deliver scalable Python services, shape AWS infrastructure, and contribute to solutions that emphasize quality, reliability, and strong engineering practices. Responsibilities Develop and maintain Python-based microservices and cloud infrastructure using AWS CDK Design and support business workflows with AWS Step F

Full-time

USD 40.00 - 77.00 per hour

Senior Application Developer(Java) - Citizen

Hybrid in Tysons, Virginia

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8d ago

Position Title: Senior Application Developer(Java)Location: Hybrid - Onsite at customer office in Tysons Corner, VA three days per week, remote two days per weekCustomer: ICE (United States Immigration and Customs Enforcement)Clearance Requirement: U.S. Citizenship Required; Active Public Trust or ability to obtain DHS suitability Position overview: Support an Operations and Maintenance program that delivers enhancements and functionality across multiple web-based applications for a dynamic gove

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Full-time

$110,000 - $125,000

Senior Application Developer

Carrollton, Texas

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Today

Job Requirements The Senior Application Developer will: Use the latest tools and techniques (Ruby/Rails, RSpec/NUnit, .NET, C#, Agile Methodologies, Web Services)Use BDD/TDD techniques during developmentPrepare software for deployment to production environmentsRespond to and resolve questions and issues logged by users of a live systemManage small projects independently and work as a team member on larger projectsPerform other related duties as required and assignedDemonstrate behaviors which a

Full-time

Sr. Application Developer Front-End

Washington, District of Columbia

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Today

Residency All applicants must currently reside in the United States Overview BigBear.ai is seeking a Sr. Application Developer with Front-End focus to support the Defense Intelligence Agency (DIA). You will be joining our amazing BigBear.ai team to provide development for legacy and existing systems whether it's building out new features, enhancements, or bug fixes and adding features that will allow our successor system to integrate with older legacy systems so that both systems can co-exist.

Full-time

Senior Application Developer .NET with GIS - SAD 26-14827

New York, New York

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Today

Job Title: Senior Application Developer .NET with GISLocation: New York, NY 10271 Contract Duration: 18 Months [NO BENEFITS] Minimum Experience: 8+ Years Interview Process: In-Person Interview Only Important Note: Candidates must be available for an in-person interview when the interview process begins to be considered. Key Requirement: Minimum of 4 years of experience in ArcGIS Pro and/or ArcMap-based GIS solution design and development. Job SummaryWe are seeking an experienced Senior Applicati

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Contract, Third Party

$60+

IT Senior Application Developer (3 positions)

Remote or Olympia, Washington

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Today

Salary: $99,300.00 - $133,608.00 Annually Location : Thurston County - Olympia, WA Job Type: Full Time - Permanent Remote Employment: Flexible/Hybrid Job Number: 2026-07366 Department: Office of Financial Management Division: Information Technology Services Opening Date: 09/14/2026 Salary Information: The high end of the salary range, Step M is typically a longevity step Description Please note: This recruitment is open until filled. Applications will be reviewed daily. Please submit an applicat

Full-time

USD 99,300.00 - 133,608.00 per year

Sr. Application Developer (AI) - Milwaukee, WI | Hybrid

Waukesha, Wisconsin

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Today

a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } Software Guidance & Assistance, Inc., (SGA), is searching for a Sr. Application Developer (AI) for an opportunity with one of our premier clients in Milwaukee, WI. We are seeking an experienced Application Developer with a strong interest in AI-driven technologies and modern software development. The ideal candidate will have 5+ years of software development experience a

Full-time

USD 130,000.00 - 150,000.00 per year

Sr. Application Developer

Hybrid in Portland, Oregon

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7d ago

Job Description:This individual will serve as a primary technical support specialist for the Neara application and its supporting AWS data services.Neara is a physics-enabled digital twin representing PGE's infrastructure.Neara is a key platform at PGE, serving as the central hub for risk modeling, vegetation management operations, asset inspections, lidar processing, and the centralized image repository.This role will be part of a team that supports AWS environments, including the AWS Aurora da

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Third Party, Contract

$79.04

On-Site Senior Application Developer (Microsoft Dynamics/Power Platform; web platform development; Data modeling; Snowflake pipeline creation; Team Dynamix iPaaS; Odoo/Azure DevOps)

Tallahassee, Florida

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24d ago

Note : Please reply ONLY if you 1) Can work 100% on-site from day one. NO REMOTE option allowed 2) have all the Required skill set and have worked as an "On-Site Senior Application Developer (Microsoft Dynamics/Power Platform; web platform development; Data modeling; Snowflake pipeline creation; Team Dynamix iPaaS; Odoo/Azure DevOps) in a large & Complex enterprise level IT Environment. 3) Minimum of 13-15 years of combined IT and security work experience with a broad range of exposure to system

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Third Party, Contract

Depends on Experience

Senior Application Developer (AWS/Python) onsite

Washington, District of Columbia

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23d ago

Senior Application Developer (AWS/Python) Washington, DC 100% Onsite Per Federal contract U.S. citizenship is required Must be able to obtain Public Trust clearance W2 or C2C Application Deadline: 10/7 Core Responsibilities: Development & Infrastructure: Develop and maintain Python-based microservices and AWS infrastructure using CDK Model complex business workflows with AWS Step Functions Build containerized applications with RESTful APIs Implement comprehensive logging, monitoring, and

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Contract

Depends on Experience

Senior Application Developer / Lead – Full Stack Java | Contract, W2

Hybrid in Philadelphia, Pennsylvania

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11d ago

Job Title: Senior Application Developer Location: Philadelphia, PA 19103 | Hybrid | 3 days/week onsite Duration: 3 months contract-to-hire Pay rate: $75/HR W2 | $125,000 per annum Summary Supporting technologies used within the organization include Java, Spring Boot, React, Angular, Google Cloud Platform (GCP), and enterprise integration platforms. The Senior Application Developer is a senior-level individual contributor responsible for designing, developing, testing, implementing, and support

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Contract

Depends on Experience

Senior Application Developer - ERP

Atlanta, Georgia

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Today

Cargill is committed to providing food and agricultural solutions to nourish the world in a safe, responsible, and sustainable way. Sitting at the heart of the supply chain, we partner with farmers and customers to source, make and deliver products that are vital for living. Our 155,000 team members innovate with purpose, providing customers with life?s essentials so businesses can grow, communities prosper, and consumers live well. With over 160 years of experience as a family company, we look

Full-time

Senior DevOps Application Developer ( ASP.NET, C#, Python )

Pittsburgh, Pennsylvania

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2d ago

This is a direct hire role NO C2C candidates, NO 3rd parties For immediate consideration, please connect with me on LinkedIn atand then email your resume, current location, availability, and compensation expectations directly to- make sure to include the exact job title and job location in your email message. Senior DevOps Application Developer (ASP.NET, C#, Python, Azure SQLServer): - Must be able to work as a W2 salaried employee for our company ( direct hire ) - or US Permanent Resident

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Full-time

$145000

Senior Application Developer

Columbia, Missouri

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Today

Salary: $100,000.00 We have partnered with a leading consumer products manufacturing company to provide them with a Senior Application Developer. Please review the description below and let us know if you are interested. Prioritized Must Have Skills for the Senior Application Developer: #1. Mobile Application Development Experience: 5-8 years of professional software development experience, with significant hands-on experience designing, developing, deploying, and supporting production mobile

Full-time

USD 100,000.00 per year