Engineer, Senior Jobs in Washington

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2,021 - 2,040 of 2,629 Jobs

Front-End UI/UX Software Developer (Multi-levels Mid-Senior)

Credence Management Solutions

•

McLean, Virginia, USA

Full-time

Overview Credence is one of the largest privately held technologies services company in the country, repeatedly recognized as a top place to work, and have been on the Inc. 5000 Fastest Growing Private Companies list for the last 12 years. We practice servant leadership and believe that by focusing on the success of our clients, team members, and partners, we all achieve greater success. At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge s
Posted 60+ days ago | Updated 10 hours ago

Senior Python Developer (SWE-3)

Leidos

•

Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Python Developer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vestin
Posted 3 days ago | Updated 1 hour ago

Senior Oracle APEX Developer

Apex Systems

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Washington, District of Columbia, USA

Full-time

Job#: 2078220 Job Description: Apex Systems is seeking a Senior Oracle APEX Developer to support work 100% onsite in Washington, DC metro area. Summary: The Developer will support a program that provides a range of IT services, including software application support, enterprise infrastructure support, service desk, ITSM, deskside support, workstation engineering and maintenance, telecommunications and mobility engineering services, managed print services, Active Directory services, and video c
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Posted 48 days ago | Updated 1 hour ago

Sr Python AWS Developer

ADPMN Inc

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Reston, Virginia, USA

Contract

Jobrole :: SrPython AWS Developer Location:: Reston,VA(Hybrid) Duration:: 12+Months Contract Job Description : 1.Teamis responsible for CI/CD tools (COST products) enhancements and customizationsthrough python to support fnma governance changes - part of devops engineeringgroup. 2.Someonewho can come in and take over some aspects of these changes 3.Cloudknowledge on EKS front 4.Platformis being migrated from EC2 to EKS 5.Someonewith a true development background - expertise in python 6.Maintaint
Posted 13 days ago | Updated 8 days ago

Lead Solution Engineer, ECS, Public Sector

Salesforce

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McLean, Virginia, USA

Full-time

To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts. Job Category Sales Job Details About Salesforce We're Salesforce, the Customer Company, inspiring the future of business with AI+ Data +CRM. Leading with our core values, we help companies across every industry blaze new trails and connect with customers in a whole new way. And, we empower you to be a Trailblazer, too - driving your performance a
Posted 15 days ago | Updated 1 hour ago

Lead Solution Engineer, Marketing Cloud, Public Sector

Salesforce

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McLean, Virginia, USA

Full-time

To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts. Job Category Sales Job Details About Salesforce We're Salesforce, the Customer Company, inspiring the future of business with AI+ Data +CRM. Leading with our core values, we help companies across every industry blaze new trails and connect with customers in a whole new way. And, we empower you to be a Trailblazer, too - driving your performance a
Posted 16 days ago | Updated 1 hour ago

CRM Lead Engineer

Convene Inc.

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Remote

Contract

About Convene Inc. Convene, Inc. is a Tampa based, award-winning technology services organization with offices and resources throughout the US, Mexico, and India. We have successful, referenceable customers, competitive benefits, and high-growth opportunities.Purpose of the Position: The CRM Lead Engineer plays a pivotal role in the design, development, implementation, and maintenance of CRM ERP solutions. Your mission is to support key strategic and operational initiatives by ensuring that end
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Posted 12 days ago | Updated moments ago

Senior Java Developer (VA Local only)

Digitive LLC

•

Reston, Virginia, USA

Third Party, Contract

Senior Java Developer (VA Local only) Work Location: Reston VA Term: Contract Client is considering consultants only local to Virginia Role is onsite (5 days a week with zero exceptions) *CLIENT INTERVIEW IS ONSITE* Application Developer performs high complexity (i.e. system level applications) analysis, design, development and unit testing of software applications from user requirements and design documents. The candidate also resolves defects encountered during various testing cycles. Skill
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Posted 34 days ago | Updated 19 days ago

MTA - AI Engineer Technical Lead

McKesson Corporation

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Remote or Irving, Texas, USA

Full-time

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien
Posted 6 days ago | Updated 1 hour ago

Lead Software Engineer, Back End (Golang, Python, AWS) (Enterprise Platforms Technology)

Capital One

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McLean, Virginia, USA

Full-time

Lead Software Engineer, Back End (Golang, Python, AWS) (Enterprise Platforms Technology) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking Back End Software Engineers who are passionate about mar
Posted 8 hours ago

Lead/Senior Full Stack Engineer (Node & React) with AI/ML

iSpace, Inc

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Remote

Contract

Only on W2, NO C2C/1099 Title: Lead Full Stack Engineer (Node & React) with AI/ML Position type: 12+ Months contract to start (could go for over 1-2 years) Location: Remote Top Skills: Node. JS, React, State Management, MySQL, AWS, Docker, Kubernetes, Open AI/Chat GPT, lead experience with both onshore and offshore. Qualifications: 7+ years of experience building complex web applications.Solid work experience using component-based development on the client side.Proficiency with front-end techn
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Posted 60+ days ago | Updated 6 hours ago

Full Stack Senior Software Developer

SAIC

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Remote

Full-time

Job ID: 2507691 Location: REMOTE WORK, VA, US Date Posted: 2025-07-31 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description SAIC has an immediate need for a Senior Full Stack Software Developer to work with the Defense Readiness Reporting System Sustainment team. NOTE: This position will be 100% remote. Key Responsibilities: Wor
Posted 18 days ago | Updated 11 hours ago

Lead Software Engineer, Backend (Java, Go, AWS) (Enterprise Platforms Technology)

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer, Backend (Java, Go, AWS) (Enterprise Platforms Technology) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking Back End Software Engineers who are passionate about marrying d
Posted 1 day ago | Updated 14 hours ago

GIS Developer

Accylerate

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Remote

Contract

Title: GIS Developer Location: Richmond, VAWork Type: Remote Job Summary:The Senior GIS Developer will lead the planning, design, and implementation of a secure, scalable ArcGIS Enterprise architecture at the Virginia Department of Elections (ELECT). This role is essential for building out a robust enterprise GIS infrastructure, integrating ESRI's ArcGIS Enterprise platform with Commonwealth systems and ensuring high availability, data integrity, and workflow efficiency. The ideal candidate wil
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Posted 1 day ago

Lead Engineer-Fullstack

Showman Staffing

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Remote

Full-time

Job Title: Lead Engineer Experience: 10+yrs Location: 100%-Remote-USA Job: Permanent Full Time Requirement Lead Engineer or Architect Primarily individual will lead the e-commerce to erp world for a digital e-commerce portal built on magento acquia stack. Key Responsibilities Lead the design, development, and delivery of scalable, secure, and high-performance eCommerce and web solutions.Oversee daily operations for eCommerce platforms (Magento, Drupal, Acquia), ensuring site uptime, performance
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Posted 1 day ago

Developer-Java/J2EE Senior

Apex Systems

•

McLean, Virginia, USA

Full-time

Job#: 2057632 Job Description: We are hiring Developer-Java/J2EE Senior! Role: Developer-Java/J2EE Senior Supporting: Large Financial Services Client Location: Hybrid - Tuesday through Thursday - McLean, VA Position Description: We are seeking seasoned Senior Developer-Java/J2EE to join a passionate Agile Product team to design, code, and test the technological architecture of critical accounting and reporting services. You will collaborate with a dynamic team of full-stack developers to enhanc
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Posted 60+ days ago | Updated 1 hour ago

Lead Software Engineer

Parsons Services Company

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Remote or Colorado Springs, Colorado, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is seeking an amazingly talented Software Engineer Lead to join our growing
Posted 60+ days ago | Updated 1 hour ago

Sr.Cloud Security Engineer

Jean Martin, Inc

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Remote

Full-time

Job Title: Sr. Cloud Security Engineer Summary: Experienced Security Solutions Architect with a proven track record in integrating advanced vulnerability management platforms, designing secure cloud environments, and developing comprehensive governance frameworks. Skilled in leveraging tools like Tenable, Microsoft Azure, Microsoft Purview, and Microsoft 365 to drive proactive security strategies, ensure regulatory compliance, and optimize risk mitigation efforts. Holds Secret Security Clearanc
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Posted 60+ days ago | Updated 20 days ago

Sr. Full Stack Developer

Leidos

•

Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Sr. Full Stack Developer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesti
Posted 60+ days ago | Updated 1 hour ago

Developer-Java/J2EE Senior

Apex Systems

•

McLean, Virginia, USA

Full-time

Job#: 2054959 Job Description: We are hiring Senior Developer-Java/J2EE! Role: Developer-Java/J2EE Senior Supporting: Large Financial Services Client Location: Hybrid - Tuesday through Thursday - McLean, VA Position Description: We are looking for a Senior Java Developer to join a close-knit team supporting a Large Financial Services Client. In this role, you will collaborate with fellow developers, internal employees, cash desk traders, and users to enhance existing systems. Your responsibiliti
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Posted 60+ days ago | Updated 1 hour ago