1,331 Results for

Software Developer Jobs in Wallingford, WA

Jobs

Bellevue, WA28 days ago

Remote

$82,000–$141,000 Per Year
Full-time
Employee

SynergisticIT focuses on roles such as entry-level software programmers, Java full stack developers, Python/Java developers, Data Analysts, Data Engineers, Data Scientists, and Machine Learning Engineers. Many candidates spend months learning frameworks and finishing courses, only to freeze during technical screens, system questions, or behavioral rounds.

Bellevue, Washington27 days ago

Remote

Contractor

Designing and delivering RESTful APIs, including authentication, scaling, documentation, lifecycle management, and publishing via API management platforms. This role will focus on building secure, scalable services, contributing to architectural decisions, and driving engineering best practices across the team.

New!

Seattle, WA1 day ago

Remote

$160,000–$230,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We’re hiring a hands-on Engineering Leader to own and scale a critical cloud-based healthcare product, leading a team of 10–15 engineers while driving both technical direction and delivery.

New!

Issaquah, WA6 days ago

Lead the development, design, and maintenance of iSeries (AS/400) code supporting Enterprise retail and supply chain applications. Collaborate with architects, analysts, and business owners to deliver high-quality, scalable solutions.

Seattle, WA8 days ago

$78,000–$127,000 Per Year

Since 2010 , SynergisticIT has helped candidates return to the workforce and land full-time jobs at major employers—companies like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Citi, JPMC, Walmart Labs, Deloitte , and more—often with offers between $90,000 and $154,000 depending on role and expertise. SynergisticIT commonly supports hiring pipelines for roles such as junior software programmer , Java full stack engineer , Python/Java developer , DevOps/cloud engineer , plus data-track roles like data analyst , BI analyst , data engineer , data scientist , and ML/AI engineer .

Bellevue, WA7 days ago

$72–$90 Per Hour

Build and maintain strong working relationships with stakeholders in Finance, Procurement, Project Management, IT, Engineering, and other key business units to ensure effective communication regarding integration projects. Knowledge of finance and accounting business processes such as general ledger, accounts receivable, accounts payable, purchasing, intercompany accounting, order processing, fixed assets, and cash management.

New!

Bellevue, WA6 days ago

$51–$57

Salesforce Developer - Maintenance, Support & Migration (Internal Tools/Retail Tech): This is a reconstructed description based on prior postings for support focused Salesforce engineering roles. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs.

New!

Seattle, WA1 day ago

Remote

$170,000–$270,000 Per Year

The ideal candidate will be mid-level backend .Net Software Engineer with recent experience within a small, fast-paced, API-focused AI infrastructure startup company with lean, highly collaborative engineering teams, where they have operated with significant ownership, autonomy, and a strong “go-getter” mentality. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

Seattle,, Washington8 days ago

$60–$65 Per Hour
Contractor

The specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. Successfully placed or hired candidates would only be asked for banking details after accepting an offer from us during our official onboarding processes as part of payroll setup.

New!

Seattle, WA1 day ago

$180,000–$240,000 Per Year

Design the future of connected systems by turning complex, real world IoT, satellite and space infrastructure, and AI driven platforms into intuitive, beautifully crafted product experiences used at global scale. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

Seattle, WA16 days ago

$82,000–$145,000 Per Year
Temporary
Contractor
Full-time

They're filtered by ATS systems, keyword screening, and recruiters looking for job-ready signals—specific stacks, strong project depth, relevant certifications, and clear experience narratives. Since 2010, SynergisticIT has helped candidates land full-time roles at organizations such as Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Walmart Labs, Client, Banking, Client, Client, and hundreds more.

New!

Seattle, WA1 day ago

$126,000–$250,000 Per Year

This role requires deep technical credibility — you will be working peer-to-peer with experienced firmware engineers —combined with the communication skills to guide less-experienced teams to successful outcomes. Excellent Communication Skills: Effectively convey ideas and communicate technical topics with engineering, build staff, and operations; run self-directed design reviews and participate in reviews of parallel systems.

New!

Redmond, WA3 days ago

$79,000–$136,000 Per Year
Full-time
Employee

Seattle, WA13 days ago

Temporary
Contractor
Full-time

Work spans agentic workflow development, dashboard/surface engineering, rapid prototyping of AI-powered content tools, human-in-the-loop validation systems, and shared knowledge-layer infrastructure. Build and maintain tooling dashboards and surfaces that aggregate agentic signals for Content pillar leads, including new modules, pillar integrations, and UI iterations.

Seattle, WA30+ days ago

Intern
Full-time

As a BECU intern, you will collaborate with experienced professionals on impactful initiatives, gain exposure to key areas of our business, and develop a deeper understanding of how a credit union supports financial well-being in its community. Our 12-week internship program offers an immersive, hands-on learning experience designed to equip students with valuable skills, real-world projects, and opportunities to grow personally and professionally.

New!

Seattle, WA4 days ago

Build and deliver structured training programs to close adoption gaps across the engineering org, with a focus on the highest-leverage skills: headless/CI-CD workflows, hooks and commands, and test-driven development with Claude Code. Create custom Claude Code slash commands, hooks, and workflows tailored to Coinme's stack—including compliance-aware code generation, automated test scaffolding, and review automation for our CQRS/Event Sourcing architecture.

Kirkland, WA30+ days ago

$212,202–$212,202 Per Year
Full-time
Employee

Translate ambiguous business objectives into actionable technical specifications by collaborating directly with Product and Business teams; lead client engagement to gather requirements, design integrations, present solution architectures, and drive resolution of cross-system dependencies. Architect and deploy advanced AI capabilities, including fine-tuning and customization of Large Language Models, development of multi-modal pipelines (text, vision, and speech), and integration of custom domain-specific models for production workloads.

Seattle, WA30+ days ago

Full-time
Employee

Lead Advanced Test Automation:You'll design, build, and maintain robust automated test frameworks, scripts, and test data models to expand automation coverage and reduce manual testing effort across releases. Ensure Testable, HighQuality Design:You'll partner closely with developers, architects, and product owners to ensure systems and services are designed with testability, quality, and scalability in mind.

Seattle, WA30+ days ago

Full-time
Employee

Experience with test frameworks such as Nunit, MSTest, Xunit, jest, puppeteer, mocka, pytest, unittest, Specflow, or Gherkin and accessibility focused automation using tools such as Selenium, Playwright, Axe, Evinced, and Accessibility Insights. Minimum five years of experience designing test plans, cases and writing automated tests in a team environment required including applying shift left accessibility practices and partnering with design and development teams to embed accessible patterns early.

Seattle, WA30+ days ago

Full-time
Employee

IMPACT YOU'LL MAKE: As a Staff Software Developer on BECU's AI Innovation & Strategy team, you'll lead the technical direction of our new AI products designed to empower staff with faster, more accurate, and more confident support for our members. WHAT YOU'LL DO: Lead AI Product Development: Serve as the technical lead for our new AI products, guiding their expansion and ensuring they align with evolving organizational and member needs.

Seattle, WA30+ days ago

Intern
Full-time

Wedgwood, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. To conform to U.S. Government commercial space technology export regulations, including the International Traffic in Arms Regulations (ITAR), 8 U.S.C. § 1324b(a)(3), applicants for employment at Blue Origin must be a U.S. citizen or national, lawfully admitted for permanent residence into the U.S. (i.e. current green card holder), or lawfully admitted as a refugee or granted asylum under 8 U.S.C. § 1157-1158.

Redmond, WA9 days ago

Full-time
Employee

The ideal candidate will have strong experience in building AI-native tooling, agentic workflows, developer surfaces, and validation infrastructure and a proven ability to design, ship, and iterate production-grade systems that replace manual processes and accelerate delivery. With delivery centers and offices across North America and India, we take pride in building long-term relationships and delivering excellence through innovation, collaboration, and integrity.

Seattle, WA30+ days ago

Full-time
Employee

High-levelexpertiseintwo or more of the following domains: server-side web dev, client-side web dev, REST/web services, large scale data analytics using Machine Learning frameworks,networkingand service mesh. You'lluse your technical mastery, creativity, and business insight to turnbig ideasinto real impact-driving forward-thinking technologies, collaborating with talented teams, and influencinghigh valueoutcomes across the organization.

Renton, WA27 days ago

Full-time
Employee

The Principal Software Developer uses a wide application of principles, theories, and technology concepts related to Human Resource and Payroll and/or Supply Chain and/or Finance and/or nurse scheduling and/or IS business processes and ERP systems, to develop solutions to a diverse array of difficult problems. 10 years experience in application design, development, implementation and maintenance of one or more of the following large scale Enterprise Resource Planning systems: Oracle Cloud FSCM and HCM, Oracle EBS/EPM (Hyperion, etc.) Applications, PeopleSoft, or Workday.

Seattle, WA30+ days ago

Full-time
Employee

Minimum seven years of hands-on experience with programming and scripting languages such as C#, Python or JavaScript/Typescript (or other languages) performing software development/QA in a polyglot environment, including scripting to support performance frameworks like JMeter. WHAT YOU'LL DO: Lead Test Strategy & Execution:Develop inclusive, scalable test strategies, automation frameworks, and performance tools that empower engineering teams across web, mobile, and data environments.

Seattle, WA30+ days ago

Full-time
Employee

Deep experience in one of the following domains: server-side web dev, modern client-side web dev, REST/web services, large scale data analytics using Machine Learning frameworks, networking, and service mesh required. WHAT YOU'LL DO: Design & Develop Software: Build scalable, resilient, and secure services while developing prototypes, proofs of concept, and productionready features using modern engineering practices.

Bellevue, WA30+ days ago

$180,710–$180,710 Per Year
Full-time
Employee

Engineering, Electrical and/or Electronics Engineering, Engineering (any) or related field plus two years of work experience in any position/title providing experience with SQL. Position Requirements: Bachelor's degree or a foreign equivalent degree in Computer Science, Information Technology, Information Systems, Computer Applications, Mechanical.

Seattle, WA30+ days ago

$210,000–$490,000 Per Year
Full-time
Employee

For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. Work closely with various teams within OpenAI to understand their workflows, challenges, and needs, and ensure the tools and systems built by the Engineering Acceleration team address these requirements.

Redmond, WA30+ days ago

Full-time
Employee

Analyze, develop, and test multitier Enterprise applications using various technologies such as ERP, web, and server-based technologies/software such as Web-logic & TOMCAT, Application Server, HTML/ XHTML, ASP.NET, AS Applications, jQuery, Advanced JavaScript, Cascading Style Sheets (CSS) and Java Server Faces (JSF), Java/J2EE, Java Script, Ajax, SQL, SOAP, REST, JSON, SOQL Queries, APEX classes and Triggers, SAP, S4 HANA, ABAP and IBM tools et al. Must be willing to travel for setting up various systems to various clients at unanticipated locations within the United States for short term and long term durations.

Issaquah, WA12 days ago

$180,710–$180,710 Per Year
Full-time
Employee

Travel could range from occasional trips lasting a few days to regular or extended periods away, depending on the scope of responsibilities. Travel/relocate to various unanticipated locations throughout the U.S. for long- and short-term assignments at client sites.

Seattle, WA28 days ago

Remote

Temporary
Contractor
Full-time

AES has helped over 40 business enterprises, including Fortune 500 companies, engage their customers, empower their employees, and transform their business operations with the power of cloud, data, AI, and other emerging technologies. The AES Group is a premier technology consulting company that has been bringing businesses and talent together for over 20 years to deliver the most innovative technology solutions that create the most positive impact on society.

Lynnwood, WA30+ days ago

Full-time
Employee

develop and write computer programs to store, locate, and retrieve specific documents, data, Create, modify, and test the code and scripts that allow computer applications to run.

Tacoma, WA30+ days ago

$60,000–$72,000 Per Year
Full-time
Employee

Has up to 0 - 2 years of web development experience using the following (or similar) technologies: HTML, Javascript, CSS, JQuery, Typescript, Angular (React or Vue are acceptable substitutes), Restful APIs, Bootstrap, C#, Blazor, Visual Basic, ASP.NET, WebForms, and MS SQL Server. Our investments in technology and training give our employees the tools to ensure our clients are provided the solutions they need, and our very high employee retention rate and stable workforce is an added value to our customers.

Tacoma, WA30+ days ago

$65,000–$85,000 Per Year
Full-time
Employee

Has 2-5 years of full stack web development experience using the following (or similar) technologies: HTML, Javascript, CSS, JQuery, Typescript, Angular (React or Vue are acceptable substitutes), Restful APIs, Bootstrap, C#, Blazor, Visual Basic, ASP.NET, WebForms, and MS SQL Server. Our investments in technology and training give our employees the tools to ensure our clients are provided the solutions they need, and our very high employee retention rate and stable workforce is an added value to our customers.

Seattle, WA30+ days ago

Intern
Full-time

Today, we are helping companies take on some of the world's most critical and complex issues, including retirement funding and healthcare financing, risk management and regulatory compliance, data analytics and business transformation. The Milliman Transparent product team at Seattle Health is a cross functional group of engineers, data scientists, actuaries, and designers focused on building trustworthy, user centered health tech.

Seattle, WA30+ days ago

$45,760–$65,520 Per Year

Seattle, WA30+ days ago

Full-time
Employee

5 or more years of application design, development, implementation and/or maintenance of one or more of the following large scale Enterprise Resource Planning systems - Oracle Cloudsuite FSCM and HCM, Oracle EBS/EPM (Hyperion, etc.) Applications, PeopleSoft, Workday. Providence Shared Services is a service line within Providence that provides a variety of functional and system support services for our family of organizations across Alaska, California, Montana, New Mexico, Oregon, Texas and Washington.

Seattle, WA13 days ago

$275,000–$352,000 Per Year
Full-time
Employee

This includes integrating with the Identity Activation System, the Group Management System, the Vehicle Secrets Gateway, Trusted Communications Modules, Aurora Control Interface modules, Primary Compute Platforms, and Secure Boot and Remote Attestation Systems as well as the Credentialer. Job duties: The Staff Security Software Engineer position architect, design, and implement the Security Software Engineering Validation and Verification (V&V) framework for both Onboard and Offboard components of the Aurora Autonomous Vehicle Solution.

Seattle, WA13 days ago

$190,400–$285,600 Per Year
Full-time
Employee

Building software solutions using Ruby, Java, and Typescript; Defining storage schemas for relational, document or columnar databases; Querying data stores using SQL; Building and integrating service endpoints using GRPC, REST,or GraphQL; and. Must have a Bachelor's degree or foreign equivalent in Computer Science, Software Engineering, or a related field, plus 3 years of software developer or related work experience.

New!

Bellevue, WA6 days ago

$117,749–$280,900 Per Year
Full-time
Employee

has career opportunities in Bellevue, WA for Junior (ENWA226-1), Mid-Level (ENWA226-2), Experienced (ENWA226-3), & Senior/Managing (ENWA226-4) Engineers, including but not limited to: Software, Quality Assurance, Artificial Intelligence/Machine Learning, Web Development, Software Developers, Database, Data Warehouse, Data Architect, UX/UI, Security, System, Release, Network, & Cloud. Pay Range: Junior: $117,749-190,100; Mid-Level $149,240-222,100; Experienced $180,710-254,200; Senior/Managing $212,202-280,900.

Seattle, WA30+ days ago

$135,000–$200,000 Per Year
Full-time
Employee

By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. We're taking SAAS to where SAAS has not gone before: from on-premise, to various cloud providers, to disconnected environments (air-gapped), to strict accreditation frameworks including IL-5 and FedRAMP, and to the edge.

Seattle, WA27 days ago

$212,202–$270,600 Per Year
Full-time
Employee

Must have [1] year of experience in the following skill(s): providing technical leadership and project management for all aspects of the software development lifecycle; and designing and developing large-scale, multi-tiered, distributed software applications, tools, systems or services using Object Oriented Design, distributed programming, and: C#, C++, or Java. The pay range for this position in Seattle, WA is $212,202/year to $270,600/year; however, base pay offered may vary depending on job-related knowledge, skills, and experience A sign-on bonus and restricted stock units may be provided as part of the compensation package, in addition to a full range of medical, financial, and/or other benefits, dependent on the position offered.

Seattle, WA27 days ago

Full-time
Employee

Our payments products (Client Co-Branded Credit Cards, Private Labeled Credit Cards, Non-Client Branded Credit Cards, Shop with Points and Foreign Exchange) provide the most innovative payment experience on and off Client. We are looking for passionate, experienced software developers that can lead a team of developers in delivering high quality software solutions to support variety of customer use cases and are scalable to handle Client volume.

Redmond, WA30+ days ago

Full-time
Employee

Reality Labs Research at client brings together a world-class team of researchers, developers, and engineers to create the future of virtual and augmented reality, which together will become as universal and essential as smartphones and personal computers are today. We are quickly expanding the data collection platform infrastructure (new capabilities, deployment upgrades, CICD, roaming capabilities), and in the complexity (number of machines, collection modes), and to support reliable and scalable data collections.

Seattle, WA30+ days ago

Full-time
Employee

Examples of reasonable accommodation include making a change to the application process or work procedures, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment. LOCATION: Employee may work remotely from any location in the U.S. The anticipated closing date for this posting is June 24, 2026.

Seattle, WA30+ days ago

Full-time
Employee

Architects, engineers, tests, and releases highly scalable and maintainable, AI?enhanced, end?to?end software solutions, combining custom services/APIs with tools such as Microsoft Power Apps, Power Automate, and Azure AI services. Partners closely with business stakeholders to understand guest and employee journeys, map processes, identify automation opportunities, and design AI?powered solutions that drive measurable operational and guest?experience impact.

New!

Seattle, WA2 days ago

Full-time
Employee

As a member of the Developer Ecosystem Success Programs team, you'll recruit, inspire, and empower 3rd party developers and creators building for Horizon Store and Horizon Worlds by: Expanding the ecosystem - activating the long-tail to foster more developers and creators building for Horizon growing a catalog of innovative and diverse immersive, spatial, and 2D experiences and assets. Reducing development friction - allowing developers and creators to focus on what they do best, by providing early access to tooling, expert guidance, education for upskilling, high-quality support, opportunities for developer feedback, and a healthy and engaged community that offers services supplementing existing developer and creator gaps.

Seattle, WA30+ days ago

$166,200–$304,700 Per Year
Full-time
Employee

This means that based on your interests and background, you will have the opportunity to work on large-scale, distributed systems - for example, coordinating thousands of servers in cloud and physical data centers around the world, petabyte-scale data challenges, advanced data visualizations, and interactive user interfaces, to name a few. * You have additional nice-to-have experience in the following areas: full-stack web development, frontend framework design, data visualization and table-heavy UI systems, distributed systems, microservices, Kubernetes, and AI/LLM integration into production applications.

Seattle, WA30+ days ago

$135,000–$200,000 Per Year
Full-time
Employee

The team solves the novel technical challenges emergent at the intersection of scale, usability and security: enabling dynamic control over ephemeral infrastructure (10s of thousands of firewall rules targeting 1000s of short-lived pods) across multiple compliance regimes, using CNCF tools like envoy, cilium with K8s controllers to operate them. As a Senior Software Engineer on Network Infrastructure you will be joining a team whose mission is to make a highly dynamic and intricate Kubernetes networking tech stack a pleasure to interact with, in addition to being legible, robust and secure.

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Software Developer Jobs in Wallingford, WA

Junior Software Developer /Data Scientist/Engineer - Junior (Remote) SynergisticIT

SR. SOFTWARE ENGINEER Widenet Consulting

Manager, Software Engineering (Hands-On | Cloud SaaS | AI-Driven Development) Jobot

iSeries/AS400 Developer Axelon

Entry Level Data Scientist/Analyst/Java full stack developer Synergistic it

Oracle Technical Developer System One

Software Dev Engineer Kforce Inc.

Sr. AI Software Engineer (C#/.Net, infrastructure & startup exp. req'd) - 100% REMOTE Jobot

Software Engineer II Pinnacle Technical Resources

Senior/Staff Product Designer Jobot

Junior AI & Machine Learning Engineer/Java/MERN Developer SynergisticIT

Senior Embedded Engineer - End Devices Jobot

Junior Data Scientist/data Analyst/Java full stack developer SynergisticIT

Software Engineer ( React JS/ Python) - Seattle, WA Digital Technology Solutions

2026 Software Developer Engineer in Test (SDET) Intern BECU

Claude Code Platform Lead Coinme

Software Developer VueData LLC

Sr Software Developer Engineer in Test (SDET) BECU

Sr Software Developer Engineer in Test - Accessibility Testing BECU

Staff Software Developer - AI Innovation Team BECU

2026 Software Developer Intern BECU

Sr Aerospace Front-End Software Developer Blue Origin LLC

Software Engineer III (Agentic AI Developer) Company Confidential

Principal Software Developer BECU

Principal Software Developer Providence St. Joseph Health

Staff Software Developer Engineer in Test - Performance Engineering BECU

Sr Software Developer BECU

Software Developer Coretek Labs LLC

Software Engineer, Developer Productivity OpenAI Inc.

Software Developer Adroit Technologies & Cloud Solutions Inc.

Sr. Software Developer I (RLT28) Relanto Inc

Azure Cloud Infrastructure Engineer The AES Group

Software Developer/Analyst AARIYA TECH Inc

Junior Software Developer Tecolote Research, Inc.

Mid-Level Software Developer Tecolote Research, Inc.

Software Developer Intern (Seattle Health) Milliman, Inc

Entry Level Data Scientist/ML/AI Engineer/Java full stack developer Synergistic it

Senior Software Developer, Data Warehousing and ETL, Hybrid Providence St. Joseph Health

Staff Security Software Engineer Aurora Operations, Inc.

Software Engineer, Balance Abstraction Stripe, LLC.

Software Engineer (Multiple Positions) eBay Inc.

Software Engineer - Apollo Platform Palantir Technologies,Inc.

Principal Software Development Engineer - AMZ13289.8 Amazon Web Services, Inc.

Software Dev Engineer I Ampcus, Inc

Software Engineer IV Spectraforce Technologies Inc.

Senior Software Engineer Milliman, Inc

AI Solutions Developer Spectraforce Technologies Inc.

Software Engineer III Spectraforce Technologies Inc.

Lead Sr Staff Software Engineer - Front End Fundamentals The Trade Desk, Inc.

Senior Software Engineer, Network Infrastructure Palantir Technologies,Inc.

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