Mid Level Developer Jobs in Washington, DC

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1,781 - 1,800 of 2,343 Jobs

Sr. Staff Software Engineer, Conversion Visibility

Pinterest, Inc.

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Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 39 days ago | Updated 10 hours ago

Principal Software Development Engineer

CVS Health

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Texas, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w
Posted 53 days ago | Updated 10 hours ago

Senior Frontend Engineer, Materia AI

Thomson Reuters U.S. Inc.

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Remote or Eagan, Minnesota, USA

Full-time

Senior Frontend Engineer, Materia AI Thomson Reuters is looking for a skilled Senior Frontend Engineer to develop the next iteration of the user interface for our Materia AI product. Innovate in a Startup-Like Environment Be part of a fast-moving, forward-thinking group that is creating AI-driven software for accounting professionals. You'll work with top AI and software development experts, leveraging cutting-edge technology to build intelligent and scalable systems. This role is for the CoC
Posted 60+ days ago | Updated 10 hours ago

OCONUS Field Engineer - TS/SCI Polygraph Required

Leidos

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Chantilly, Virginia, USA

Full-time

We are seeking mid to senior field engineers to join our international team in an exciting OCONUS location. The team is made-up of highly technical and motivated individuals. The engineer for this role will troubleshoot complex problems, as such, this individual must be an excellent problem solver and work well in a collaborative team environment. The ideal candidate will have prior experience as either a systems engineer or systems administrator. Prior OCONUS experience and IP networking knowle
Posted 60+ days ago | Updated 9 hours ago

Electrical Engineer Facilities

LMI Government Consulting (Logistics Management In

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Remote

Full-time

Overview LMI is seeking an experienced Electrical Engineer to support a federal program management office (PMO) charged with planning, acquiring, and managing the deployment and operation of infrastructure, technology and capabilities to keep our borders safe. We are seeking an energetic self-starter who is focused on practical and efficient solutions delivered by an interdisciplinary, collaborative team. This individual will support the planning, design and construction of our client's tactica
Posted 60+ days ago | Updated 6 hours ago

Software Developer with active TS/SCI Polygraph

Leidos

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Annapolis, Maryland, USA

Full-time

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 practices. 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. Employees enjoy career enrichment opportunities available through mobility and development a
Posted 60+ days ago | Updated 9 hours ago

Senior Mechanical Engineer (Hybrid)

Westinghouse Electric Company LLC

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Remote or Rock Hill, South Carolina, USA

Full-time

Are you interested in being part of a creative team that supports Westinghouse's mission to provide clean energy solutions? At Westinghouse, we recognize that our employees are our most valuable asset, and we want to identify the most qualified talent while recognizing and encouraging the value of diversity in the global workplace. If this sounds like an environment you would thrive in, we have an exciting opportunity as a Senior Mechanical Engineer. The Senior Mechanical Engineer will report to
Posted 60+ days ago | Updated 10 hours ago

Senior Java Developer with Azure

EPAM Systems

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Remote

Full-time

This position available for Candidates who are willing to relocate to Poland. Our client is one of the largest investment banks in the world. We're looking for Senior Engineer to help us build and deliver an enterprise digital Client due diligence platform including Initial Due Diligence (KYC/AML) and Period due diligence (PKR) platforms. RESPONSIBILITIESContribute to software development and methodologies, ensuring engineering excellence in all aspects of the workCollaborate with the digital
Posted 60+ days ago | Updated 2 days ago

AVP, Full Stack Developer (Applications Development Sr Programmer Analyst) - C12 - TAMPA

Citi

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Remote or Tampa, Florida, USA

Full-time

Job Description The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. Responsibilities: Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology
Posted 60+ days ago | Updated 10 hours ago

AVP, Fullstack Developer (Applications Development Sr Programmer Analyst) - C12 - TAMPA

Citi

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Remote or Tampa, Florida, USA

Full-time

Job Description The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. Responsibilities: Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology
Posted 60+ days ago | Updated 10 hours ago

Senior LDAP Engineer - End User Services

Fannie Mae

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Remote or Plano, Texas, USA

Full-time

At Fannie Mae, the inspiring work we do helps make a home a possibility for millions of homeowners and renters. Every day offers compelling opportunities to impact the future of the housing industry while being part of a collaborative team thriving in an energizing environment. Here, you will grow your career and help create access toaffordable housing finance. Job Description As a valued colleague on our team, you will design and develop moderately complex solutions for information technology
Posted 3 hours ago

Software Engineer IV

Medifast, Inc.

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Remote or Baltimore, Maryland, USA

Full-time

About The Opportunity At Medifast, our team members are relentless in our mission of driving Lifelong Transformation, Making a Healthy Lifestyle Second Nature . When you join Medifast, you become part of a dynamic, fast-growing community of highly motivated, like-hearted people who share a passion for promoting health and wellness. Just as OPTAVIA Coaches inspire Clients to reach their personal wellness goals, at Medifast, we inspire each other to bring our best to work each day to further our s
Posted 49 days ago | Updated 6 hours ago

Senior Database Engineer (Remote)

Cisco Systems, Inc.

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Remote

Full-time

Applications are accepted until further notice At Cisco Meraki, we know that technology can connect, empower, and drive us. Our mission is to simplify technology so our customers can focus on what's most important to them: their students, patients, customers, and businesses. We're making networking easier, faster, and intelligent with technology that simply works. The modern world runs on the internet, and the internet cannot exist without its underlying infrastructure. Meraki makes setting up
Posted 60+ days ago | Updated 10 hours ago

Senior Components Engineer (Hybrid-Puerto Rico)

RTX Corporation

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Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-07-18 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Join Collins Aerospace as a Senior Components Engineer. We are looking for a strong, passionate problem-solver with an action-oriented, collaborative mindset who strives to exceed expecta
Posted 21 hours ago | Updated 10 hours ago

Senior Machine Learning Engineer, Tidal Product AI

Block Inc

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California, USA

Full-time

TIDAL was founded for artists by artists as the next innovative streaming platform to bring value back to the music industry. We empower artists with the products, resources, services, and content required to take control of their careers and connect more deeply with fans. Available in over 60+ countries, TIDAL continues to help artists break down economic barriers to continue creating what's next in culture. TIDAL is part of Block, Inc. (NYSE: SQ), a global technology company with a focus on fi
Posted 21 hours ago | Updated 10 hours ago

Senior Staff Engineer - Video Streaming

eBay Inc.

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Remote or San Jose, California, USA

Full-time

At eBay, we're more than a global ecommerce leader - we're changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We're committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work - every day. We're in this together, sustaining the futur
Posted 46 days ago | Updated 10 hours ago

Sr. Staff Software Engineer, ML Platform

Pinterest, Inc.

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Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 47 days ago | Updated 10 hours ago

Senior Advanced Digital Signal Processing (DSP) Software Engineer

General Dynamics

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Manassas, Virginia, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Software Engineering, or a related Science, Engineering or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience. Agile experience preferred. Must have Digital Signal Processing (DSP), C++ and MATLAB experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government
Posted 36 days ago | Updated 9 hours ago

Sr. UI Engineer - Calcite Design System

Esri

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Remote

Full-time

Overview Calcite is a design system and developer platform used by product teams and Esri's external partners to craft engaging and consistent user experiences across web mapping applications. We are looking for a Sr. UI Engineer who is fluent in front-end technologies and is proficient in Figma to prototype new components, simplify Calcite workflows for managing shared styles, ensure UI component consistency as well as evangelizing those practices at Esri to help product teams adopt them when
Posted 21 days ago | Updated 10 hours ago

Compression Systems Senior Structures Engineer (Hybrid)

RTX Corporation

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Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-07-16 Country: United States of America Location: PW222: PW Puerto Rico Road 110 North Km28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Pratt & Whitney is working to once again transform the future of flight-designing, building and servicing eng
Posted 2 days ago | Updated 10 hours ago