OOP Jobs in Washington

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Junior Java Developer

Pyramid Consulting, Inc.

•

McLean, Virginia, USA

Contract

Immediate need for a talented Junior Java Developer. This is a 06+months contract opportunity with long-term potential and is located in Mclean, VA (Onsite). Please review the job description below and contact me ASAP if you are interested. Job ID:25-77664 Pay Range: $50 - $55/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Responsibilities: Design, develop, integrate, test,
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Posted 17 days ago | Updated 2 days ago

Technical Manager, Software Engineering

Costar Group

•

Arlington, Virginia, USA

Full-time

Technical Manager, Software Engineering Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate inform
Posted 1 day ago | Updated 8 hours ago

C++ Expert-Tech Lead

My IT LLC

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Reston, Virginia, USA

Full-time

Job Title: C++ Expert - Tech Lead Location: Reston, VA (Onsite) Type: FTE Exp. Level: 10-12 years Job Summary: Our end-client is seeking a seasoned Technical Lead with deep, hands-on expertise in C++ development to lead mission-critical systems engineering and software development efforts within the Intelligence Community. The ideal candidate will have extensive experience in real-time systems, embedded software, and defense or aerospace domains. A Tech Lead to guide product direction, drive tec
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Posted 2 days ago | Updated moments ago

C++/C# Developer (Application Integration Support)

ITC Infotech (USA), Inc

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Columbia, Maryland, USA

Full-time

Greetings from ITC Infotech! Role - C++/C# Developer (Application Integration Support) Location - Columbia, MD Start Date: Immediate Position Type: Full Time + Benefits (medical, 401K, PTO etc) Role Summary: General development support for application-level integrations, bug fixes, and system enhancements across all three initiatives. Job Description: Key Responsibilities: Develop, maintain, and enhance application code using C++ and C# to support ongoing integration, maintenance, and enhancemen
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Posted 30 days ago

PowerBuilder Developer (C++/C#/PowerBuilder)

Srimatrix Inc.

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Columbia, Maryland, USA

Contract, Third Party

Job Title: PowerBuilder Developer (C++/C#/PowerBuilder) Justification: Needed to support legacy systems, modernization efforts, and critical transition areas involving PowerBuilder and backend logic. (SFMTA) Experience Level: 5-10 years Job Responsibilities: Maintain, enhance, and support existing PowerBuilder applications that are critical to transit agency operations.Analyze, troubleshoot, and resolve application defects and performance issues in legacy systems.Collaborate with business analy
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Posted 25 days ago

PowerBuilder Developer (C++/C#/PowerBuilder) - Columbia, MD - Only Locals

Group Nine

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Columbia, Maryland, USA

Third Party, Contract

Position Title: PowerBuilder Developer (C++/C#/PowerBuilder) Location: Columbia, MD, Only Locals Duration: 6 Months Justification: Needed to support legacy systems, modernization efforts, and critical transition areas involving PowerBuilder and backend logic. (SFMTA) Experience Level: 5-10 years Job Responsibilities: Maintain, enhance, and support existing PowerBuilder applications that are critical to transit agency operations. Analyze, troubleshoot, and resolve application defects and perform
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Posted 25 days ago

Senior Software Engineer

NNData

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Remote or Reston, Virginia, USA

Full-time

Software/Systems Architect/Engineer NNData Corporation is seeking a cleared Computer Software/Systems Architect/Engineer to support a government intelligence agency contract. Design and execute the technical implementation for infrastructure and cloud computing services. Deliver solution that aligns with the customer s business needs and requirements. Provide design recommendations and assistance to solution deployment team members. Assist in the development of detailed project specifications an
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Posted 31 days ago

3MS Solutions Architect| C2C, 1099, W2 Only| F2F interview| Local candidates Only |Holders Only.

Compass Solutions

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Washington, District of Columbia, USA

Contract, Third Party

Major Duties and Responsibilities: Support program and project management tasks and document generation, as directed by theWMATA s Maximo Task Manager, to support WMATA software development lifecycle (SDLC) methodology and various asset management related efforts; Manage projects as assigned;Conduct cost/benefit analysis;Present oral/written reports/recommendations;Analyze, design, develop, implement, and support enterprise complex projects;Prepare AMS responses to internal and external audits,
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Posted 4 days ago | Updated 4 days ago

Senior Software Engineer (.NET)

Costar Group

•

Arlington, Virginia, USA

Full-time

Senior Software Engineer (.NET) Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information an
Posted 21 days ago | Updated 8 hours ago

Senior C++ Developer

Infomatics Corp

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Bethesda, Maryland, USA

Contract

Position: Senior C++ Developer Experience: Minimum 5 years Responsibilities: Design, develop, and maintain C++ applications and libraries.Collaborate with cross-functional teams to gather requirements and define software specifications.Optimize and refactor code to improve application performance and reliability.Develop and execute unit tests to ensure software quality.Debug and resolve issues related to memory, performance, and multi-threading.Document code and design processes for team referen
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Posted 60+ days ago | Updated 4 days ago

Senior Full Stack Engineer

Talent Software Services, Inc

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Reston, Virginia, USA

Contract

Senior Full Stack EngineerJob Summary: Talent Software Services is in search of a Senior Full Stack Engineer for a contract position in Reston, VA. The opportunity will be six months with a strong chance for a long-term extension.Primary Responsibilities/Accountabilities: Complex software development including coding, managing small sections of ongoing projects, and closely adhering to deadlines. Creating design specifications, unit testing, and preparing technical documentation. Ensuring relat
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Posted 39 days ago | Updated moments ago

Software Dev Engineer - Software Dev Engineer IV

Apex Systems

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Arlington, Virginia, USA

Full-time

Job#: 2082407 Job Description: Intro: We're seeking a skilled and driven Senior Software Engineer to join our dynamic team. If youre passionate about building enterprise-scale applications and solving complex technical challenges, this opportunity offers a chance to make a real impact. Our clients include leaders in finance and technology, and we pride ourselves on delivering staffing solutions that meet high-growth demands with speed and precision. Job Description: As a Senior Software Engin
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Posted 5 days ago | Updated 9 hours ago

Biomechanical Signals & Analysis Engineer

Johns Hopkins University AppliedPhysicsLaboratory

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Laurel, Maryland, USA

Full-time

Description Are you seeking an opportunity to work in a collaborative, interdisciplinary environment that serves to ensure the resilience of our current and future War-fighters? Do you enjoy engaging deeply with complex biomechanical analysis problems in order to understand underlying mechanisms? Are you passionate about designing and implementing signal processing algorithms that reveal meaningful patterns within noisy, high-dimensional time-series data? If so, we'd love to have you join ou
Posted 9 days ago | Updated 8 hours ago

2026 BS/MS Graduate Biomechanical Signals and Analysis Engineer

Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Are you seeking an opportunity to work in a collaborative, interdisciplinary environment that serves to ensure the resilience of our current and future Warfighters? Do you enjoy engaging deeply with complex biomechanical analysis problems in order to understand underlying mechanisms? Are you passionate about designing and implementing signal processing algorithms that reveal meaningful patterns within noisy, high-dimensional time-series data? If you are graduating with a degree i
Posted 2 days ago | Updated 8 hours ago

Radar / Electronic Warfare Computer Engineering Section Manager

Leidos

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Reston, Virginia, USA

Full-time

Description Looking for an opportunity to make an impact? IMMEDIATE OPPORTUNITY At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Your greatest work is
Posted 5 days ago | Updated 1 day ago

.NET Developer (Fully Onsite)

The Squires Group, Inc

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Glen Burnie, Maryland, USA

Full-time

Overview We are working with a well-established, privately held company headquartered in the Mid-Atlantic region. They have been in business for nearly a century and are one of the nation's largest wholesale distributors. They are seeking an experienced .NET Software Developer to join their collaborative in-house IT team in Glen Burnie, MD. This is a direct hire position offering stability, hands-on development work, and the chance to be part of a close-knit, long-standing business that values t
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Posted 38 days ago | Updated 6 hours ago

Trajectory Optimization Engineer

Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Are you interested in developing models, methodologies, and algorithms for translating design characteristics of missile systems into concept evaluation and mission planning software? Would you enjoy working with a team that takes innovative ideas from proof of concept to flight-ready final products? If so, we're looking for someone like you to join our team at APL. We are seeking a trajectory optimization engineer to develop models, numerical algorithms, and novel approaches for
Posted 42 days ago | Updated 8 hours ago

NET Developer

LinTech Global Inc.

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Washington, District of Columbia, USA

Full-time

LinTech Global Inc. is recruiting for a .NET Developer to support our contract at the USPSOIG in Arlington, Virginia working fulltime remote from home. Position Overview: Expert applications developer with robust technical design capabilities including experience implementing design patterns such as MVC and MVP Works collaboratively with a development team to transform business requirements into a technical solution Ability to work independently in the writing and support of complex applicat
Posted 34 days ago | Updated 5 hours ago

Project Systems Engineer

Kratos Defense and Security Solutions, Inc.

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Herndon, Virginia, USA

Full-time

Job Description Ready for What's Next? At Kratos, we encourage an entrepreneurial spirit balanced with discipline. We work hard, and take care of our customers, employees, and families. Recognized as thought leaders in our industry, we are motivated by creating and delivering innovative solutions to our nation and global customers. GENERAL JOB SUMMARY: The Systems Engineer is involved in the design, development, installation, integration, and testing of Virtual Satellite Ground Systems. The Sy
Posted 41 days ago | Updated 5 hours ago

Data Analyst/Systems Engineer

Johns Hopkins University AppliedPhysicsLaboratory

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Laurel, Maryland, USA

Full-time

Description Are you passionate about defending our nation against challenging real-world air and missile threats? Are you searching for an opportunity to apply your engineering background in an engaging, inquisitive environment? If so, we're looking for someone like you to join our team at APL! Our dedicated team is passionate about providing high-impact analysis and system engineering solutions to support our warfighters. As a part of our team, you will address real warfighter challenges, i
Posted 15 days ago | Updated 8 hours ago