Senior Application Developer jobs

Fairfax, Virginia

•

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

Fairfax, Virginia

•

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 SME

Washington, District of Columbia

•

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

Senior Application Developer

Carrollton, Texas

•

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

Senior Application Developer(Java) - Citizen

Hybrid in Tysons, Virginia

•

16d 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

Easy Apply

Full-time

$110,000 - $125,000

Senior Application Developer / Chicago / Intapp

Chicago, Illinois

•

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

Easy Apply

Full-time

$80000 - $110000

Sr. Application Developer Front-End

Washington, District of Columbia

•

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

IT Senior Application Developer (3 positions)

Remote or Olympia, Washington

•

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

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

New York, New York

•

2d ago

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

Easy Apply

Third Party, Contract

$60+

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

Waukesha, Wisconsin

•

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

Senior Enterprise Security Application Developer

North Carolina

•

Today

Senior Enterprise Security Application Developer Charlotte, NC Hybrid (3 days per week onsite in uptown Charlotte) $60 - $70 per hour 1-year contract with strong opportunity for extension or full-time hire W-2 only. No Corp-to-Corp or 1099 arrangements. Successful candidate must be able to work on W-2 without visa sponsorship both now and in future. ABOUT THE ROLE Brooksource is seeking an experienced Application Developer to join our Fortune 500 Energy & Utilities client's Enterprise Sec

Contract

$60.00 - $70.00

Senior Application Developer/Software Engineer - HYBRID - Locals preferred

Hybrid in Detroit, Michigan

•

3d ago

Required Qualifications 8+ years of professional application development experience. Strong hands-on development experience with Java, including modern Java versions and features. Strong experience with Spring Boot and the Spring ecosystem. Hands-on experience developing and maintaining Spring Batch applications and batch-processing solutions. Advanced knowledge of SQL, including: Complex queries Joins and subqueries Query optimization and performance tuning Developing, maintaining, and troubles

Easy Apply

Third Party, Contract

Depends on Experience

Senior Application Developer (AWS/Python) onsite

Washington, District of Columbia

•

30+d 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

Easy Apply

Contract

Depends on Experience

Senior Application .Net Developer

Strongsville, Ohio

•

4d ago

Technology Company Strongsville, OH Work onsite M-F (after learning the position Friday will be remote) Needed ASAP DIRECT HIRE Must work on W2 without sponsorship NO C2C 2 Openings! Senior Application .Net Developer The position will help take our software to the next level through developing new software features and modifying/maintaining existing software. Sr. Application Developers participate in design and coding activities with our great team of developers. The ideal candidates will have

Easy Apply

Full-time

Depends on Experience

Senior Application Developer - ERP

Atlanta, Georgia

•

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

Sr. Application Developer - ERP ?

Atlanta, Georgia

•

Today

Full-time

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

Hybrid in Philadelphia, Pennsylvania

•

19d 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

Easy Apply

Contract

Depends on Experience

Senior Peoplesoft Application Developer

Chantilly, Virginia

•

Today

Job Title: Senior Peoplesoft Application Developer Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Full Scope Polygraph Travel requirements: Full time in Chantilly, VA or McLean, VA Client: Federal The Opportunity: This role is in support of the Intel community modernizing Human Capital Management by bringing commercial HCM capabilities to the federal customer. The contract is to replacing a 20+ year old legacy system by modernizing the core technology, reducing the number

Easy Apply

Full-time

100,000 - 120,000

Senior .NET Application Developer Application Support & Release Management

Lisle, Illinois

•

4d ago

Role: Senior .NET Application Developer Application Support & Release Management Duration: 6-12+ Months Contract Location: Lisle, IL (4 days Onsite) In-person Interview in Lisle, IL Must Have Skills .Net Developer Skill 1 8 + Years of exp in .NET development Skill 2 3 + Years of Exp in React Skill 3- 4+ Years of exp in application support We are seeking a hands-on Senior .NET Application Developer with 58 years of experience to support and enhance enterprise console and web applications. T

Easy Apply

Third Party, Contract

45 - 55

Senior Application Developer

Columbia, Missouri

•

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