Mid-Level Software Developer Jobs in Seattle, WA

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281 - 300 of 1,938 Jobs

Senior Software Engineer

10x Genomics

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California, USA

Full-time

10x Genomics creates powerful scientific tools that enable biological discoveries and drive exponential progress in the study of human health. Our talented team has a distinguished record of creating innovative instruments, reagents, and software that analyze biological systems at a resolution that matches the complexity of biology. Scientists have used our tools to discover the mechanisms behind Alzheimer's disease, cystic fibrosis, autism, stem cell differentiation, COVID-19, and more. We're
Posted 11 days ago | Updated 1 hour ago

Software Engineer III

Blue Origin, LLC

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Seattle, Washington, USA

Full-time

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of Enterprise Technology (ET), where we're deve
Posted 22 days ago | Updated 10 hours ago

Lead Software Engineer (Remote)

Quest Diagnostics Inc.

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Remote or Secaucus, New Jersey, USA

Full-time

Overview Oversee and support a team of back-end, front-end, and full-stack developers, as well as QA and QC resources. In this dotted-line leadership role, you will focus on process efficiency, quality improvements, team utilization, and reporting while working closely with Agile teams and prioritization frameworks. Pay Range: $100,000 - $130,000 / year Salary offers are based on a wide range of factors including relevant skills, training, experience, education, and, where applicable, certifi
Posted 12 days ago | Updated 1 hour ago

Senior Staff Software Engineer - Data Products

Rippling

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Seattle, Washington, USA

Full-time

About Rippling Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employee lifecycle in a single system. Take onboarding, for example. With Rippling, you can hire a new employee anywhere in the world and set up their payroll, corporate card, computer, benefits, and even
Posted 57 days ago | Updated 1 hour ago

Sr. Radiation Effects Engineer

SpaceX

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Redmond, Washington, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. RADIATION EFFECTS ENGINEER As a member of our fast-paced Radiation Effects team, you will be responsible for ensuring avionics hardware performance across our fleet of vehicles (Dragon, Falcon, Starship, Lunar Hum
Posted 7 days ago | Updated 1 hour ago

Senior Hardware Test Engineer

ServiceNow, Inc.

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Kirkland, Washington, USA

Full-time

Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500 . Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But thi
Posted 29 days ago | Updated 1 hour ago

Senior R&D Software Engineer (AI/DevOps)

Blue Origin, LLC

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Seattle, Washington, USA

Full-time

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of Advanced Concepts and Enterprise Engineering
Posted 14 days ago | Updated 10 hours ago

Sr Backend Engineer

Robert Half

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Remote or Bellevue, Washington, USA

Contract

Description Robert Half is seeking a Senior Backend Engineer to support a Financial Services organization based in Seattle, WA. This role involves building out a new cloud-native integration platform as part of a larger greenfield development effort supporting vendor, policy, and claim systems. The position is Remote, in a 6-month contract (with potential to convert to full-time). Apply today! Job Details: Schedule: Flexible - candidates can work PST or EST; asynchronous communication is comfor
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Posted 2 days ago | Updated 10 hours ago

Sr. Software Engineer

General Motors

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Remote

Full-time

Job Description Develop and design advanced software applications for driverless technology company. Duties include: Build a highly reliable, scalable, and cost effective platform to search for impactful on-road scenarios, label data, prepare resulting dataset for model training, and close the model performance feedback loop. Explore, prototype, validate, and iterate new algorithms and models. Drive efforts to optimize, supervise and refine on-road performance for models on the path to productio
Posted 13 days ago | Updated 10 hours ago

Protection Engineer

Electrical Consultants, Inc.

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Tacoma, Washington, USA

Full-time

Electrical Consultants, Inc. (ECI) is a leading power engineering consultant firm that provides engineering, system planning and studies, technical consultation, project management, surveying, environmental planning, commissioning/testing and construction services to electric utilities, energy developers and industrials throughout the U.S. Our experience includes system voltages from 4.16 kV through 765 kV. ECI has an immediate opening for a Protection Engineer. As a Protection Engineer, the su
Posted 7 days ago | Updated 1 hour ago

Sr. Software Engineer

CDK Global

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Remote or Cincinnati, Ohio, USA

Full-time

About Us CDK Global is a leading provider of cloud-based software to dealerships and Original Equipment Manufacturers ("OEMs") across automotive and related industries. The Company's cloud-based, software as a service ("SaaS") platform enables dealerships to manage their end-to-end business operations including the acquisition, sale, financing, insuring, repair, and maintenance of vehicles. By automating and streamlining critical workflows, the integrated platform of modern solutions enables de
Posted 7 days ago | Updated 1 hour ago

Senior Engineer - Software

Becton Dickinson & Company

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Remote or San Diego, California, USA

Full-time

Job Description Summary Job Description We are the makers of possible BD is one of the largest global medical technology companies in the world. Advancing the world of health is our Purpose, and it's no small feat. It takes the imagination and passion of all of us-from design and engineering to the manufacturing and marketing of our billions of MedTech products per year-to look at the impossible and find transformative solutions that turn dreams into possibilities. We believe that the human e
Posted 12 days ago | Updated 1 hour ago

Senior Software Engineer - AI & Emerging Tech

Blue Origin, LLC

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Seattle, Washington, USA

Full-time

Salary range updated, see changes below (effective January 1, 2025). Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spacefli
Posted 60+ days ago | Updated 10 hours ago

(USA) Senior, Software Engineer

Walmart Inc.

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Remote or Dallas, Texas, USA

Full-time

Position Summary Join Walmart|VIZIO and take your career to the next level! We are Vizio, part of Walmart, a leading smart TV platform. specializing in embedded Linux systems to help develop Vizio's middleware, network, media, and application development for HTML and native applications for Vizio's TV platform. We are working on next generation of OS HAL platform for future TVs. We are a dynamic group passionate about media technologies. We use cutting edge software/hardware tools including late
Posted 22 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 55 days ago | Updated 1 hour ago

Senior Software Engineer SME

SAIC

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Remote

Full-time

Job ID: 2506338 Location: REMOTE WORK, CO, US Date Posted: 2025-06-03 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: Yes Description SAIC is seeking a Senior Software Engineer SME to support the AF TENCAP HOPE 2.0 contract. The AF TENCAP HOPE 2.0 contract bridges intelligence community collection architectures, c
Posted 36 days ago | Updated 11 hours ago

Software Engineer, Backend

West Coast Consulting LLC

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Remote

Contract

Job Description Title: Software Engineer, Backend Duration: Aug 5, 2025 - Jul 31, 2026 Location: Remote (North America) TECHNICAL SKILLS Must Have3+ years of software development experience in one or more general purpose programming languages (Java, Scala, Go, C++, Python).Nice To Have Experience with prompt engineering, machine learning or data science. Cost Center Code49 - Tech-Ads Engineering JOB DESCRIPTION The Ad Safety & Verification (ASV) team is small, scrappy, and able to execute o
Posted 2 days ago | Updated 10 hours ago

Lead Java Engineer

Ascendion Inc.

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Seattle, Washington, USA

Full-time

About Ascendion: Ascendion is a full-service digital engineering solutions company. We make and manage software platforms and products that power growth and deliver captivating experiences to consumers and employees. Our engineering, cloud, data, experience design, and talent solution capabilities accelerate transformation and impact for enterprise clients. Headquartered in New Jersey, our workforce of 6,000+ Ascenders delivers solutions from around the globe. Ascendion is built differently to e
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Posted 7 days ago | Updated 20 hours ago

Sr. Platform Engineer

Ascendion Inc.

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Seattle, Washington, USA

Full-time

About Ascendion About AscendionAscendion is a full-service digital engineering solutions company. We make and manage software platforms and products that power growth and deliver captivating experiences to consumers and employees. Our engineering, cloud, data, experience design, and talent solution capabilities accelerate transformation and impact for enterprise clients. Headquartered in New Jersey, our workforce of 6,000+ Ascenders delivers solutions from around the globe. Ascendion is built di
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Posted 7 days ago | Updated 20 hours ago

Senior Software Engineer - Platform

Aduril Industries

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Seattle, Washington, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c
Posted 60+ days ago | Updated 1 hour ago