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Software Developer Contractor Jobs in Seattle, WA

Senior Java Developer

Bellevue, WA · On-site

$64.50 - $82.50/hr

... • ICAP (Contractor Payroll) • Flextrack (Vendor Management System) Senior Java Developer On ... Modify or upgrade applications to maintain software functionality. Identify and resolve programming ...

Senior Java Developer

Bellevue, WA · On-site

$64.50 - $82.50/hr

... Contractor Payroll) Flextrack (Vendor Management System) Senior Java Developer On behalf of our ... Modify or upgrade applications to maintain software functionality. Identify and resolve programming ...

We are seeking a Staff Software Engineer to provide technical leadership for the design and ... Provide technical leadership across a blended engineering model consisting of FTEs, contractors ...

Sr. .NET Developer

Bellevue, WA · On-site

$61.50 - $81.25/hr

Company Description Compunnel Software Group is a New Jersey based premier information technology ... Delivery - contractor/developer will build new components with only supervision, QA and ...

Sr. .NET Developer

Bellevue, WA · On-site

$61.50 - $81.25/hr

Company Description Compunnel Software Group is a New Jersey based premier information technology ... Delivery - contractor/developer will build new components with only supervision, QA and ...

Senior Java Developer

Seattle, WA · On-site

$65.25 - $83/hr

Contract Contract Duration: 12 Months Role Overview As a Lead Software Engineer, you will work ... and contracted partners. Frequency varies for text messages. Message and data rates may apply.

Software Engineer, Cloud

Redmond, WA · On-site +1

$116K - $193K/yr

As a backend Software Engineer, you will design, develop, and maintain platforms and APIs built on ... contractor's legal duty to furnish information.

Embedded Software Engineer Sr

Lynnwood, WA · On-site

$145K - $191K/yr

The Senior Embedded Software Engineer is a key contributor to the development of advanced sensing ... As a US Department of Defense contractor, we are bound by International Traffic in Arms Regulations ...

Showing results 41-60

Software Developer Contractor information

See Seattle, WA salary details

$54.7K

$127.4K

$189K

How much do software developer contractor jobs pay per year?

As of Sep 15, 2026, the average yearly pay for software developer contractor in Seattle, WA is $127,354.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,500.00 and $148,000.00 per year, depending on experience, location, and employer.

What is a software developer contractor?

Software Developer Contractors are professionals hired on a temporary or project basis to design, develop, and maintain software applications for clients or companies. Unlike full-time employees, contractors typically work under a contract for a specific period or for the duration of a project. They may work independently, through agencies, or as part of a consulting firm, and often have specialized skills to meet specific project needs. This arrangement offers flexibility for both the developer and the employer, allowing organizations to scale their technical resources as needed.

What are some common challenges software developer contractors face when integrating with existing teams?

Software developer contractors often join projects mid-stream and must quickly adapt to unfamiliar codebases, workflows, and team dynamics. A common challenge is building rapport with full-time staff and understanding company-specific coding standards or tools. Contractors are expected to be proactive in communicating, asking questions, and clarifying requirements to ensure smooth collaboration. Being flexible and open to feedback helps contractors deliver quality work while navigating these initial hurdles.

What are the key skills and qualifications needed to thrive as a software developer contractor, and why are they important?

To excel as a Software Developer Contractor, you need strong programming abilities, problem-solving skills, and a solid understanding of software development methodologies, often backed by a relevant degree or equivalent experience. Familiarity with version control systems (like Git), cloud platforms, and proficiency in languages such as Python, Java, or JavaScript are commonly required, along with certifications like AWS Certified Developer or Microsoft Certified: Azure Developer. Excellent communication, time management, and adaptability set top contractors apart, enabling them to quickly integrate with diverse teams and projects. These skills are essential for delivering high-quality, timely solutions in dynamic and varied client environments.

What is the difference between Software Developer Contractor vs Software Developer Employee?

AspectSoftware Developer ContractorSoftware Developer Employee
CredentialsTypically requires a relevant degree and technical skills; certifications optionalSame as contractor, often with additional company-specific training
Work EnvironmentContract-based, often remote or on-site for short-term projectsFull-time, usually on-site or hybrid
Employer & Industry UsageCommon in tech firms, startups, consulting agenciesStandard in large corporations, tech companies, and organizations

Software Developer Contractors work on short-term projects, often remotely, with flexible arrangements, while Software Developer Employees are full-time staff with ongoing responsibilities and benefits. Both roles require similar skills and credentials but differ mainly in employment status and work setup.

What cities near Seattle, WA are hiring for Software Developer Contractor jobs?

Cities near Seattle, WA with the most Software Developer Contractor job openings:

Infographic showing various Software Developer Contractor job openings in Seattle, WA as of August 2026, with employment types broken down into 86% Full Time, 9% Part Time, and 5% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $127,283 per year, or $61.2 per hour.

Senior Lead Software Engineer- Inference platform engineer

Seattle, WA • On-site

J.P. Morgan
Banking and Credit Intermediation • 10K+ employees

Full-time

Medical, Retirement

This job post has expired today. Applications are no longer accepted.


Job description

hackajob is collaborating with J.P. Morgan to connect them with exceptional professionals for this role.

JOB DESCRIPTION

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.

As a Senior Lead Software Engineer at JPMorgan Chase within the Corporate Sector, Infrastructure Platforms team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Drive significant business impact through your capabilities and contributions, and apply deep technical expertise and problem-solving methodologies to tackle a diverse array of challenges that span multiple technologies and applications.

Job Responsibilities

  • Provide technical guidance aligned to business goals, collaborating with engineers, contractors, and vendors.
  • Develop secure, high-quality production code; review, debug, and improve others' code.
  • Influence product design, application functionality, and technical operations through informed decisions.
  • Champion firmwide SDLC frameworks, tools, and best practices.
  • Promote a culture of diversity, Opportunity, inclusion, and respect.
  • Architect and deploy secure, scalable cloud platforms optimized for AI/ML workloads.
  • Partner with AI teams to translate compute needs into infrastructure requirements.
  • Monitor, manage, and optimize cloud resources for performance and cost efficiency.
  • Build CI/CD, automation, and infrastructure-as-code to streamline ML deployment and operations.
  • Drives adoption and governance of approved AI-assisted engineering practices across teams to improve code quality, delivery speed, and operational outcomes (e.g., AI-assisted code review/refactoring, test acceleration, release readiness, incident/root-cause analysis), while establishing measurable validation standards (secure coding, peer review, automated testing) and promoting reuse of proven patterns and automation within the SDLC/TLM toolchain.
  • Applies knowledge of tools within the Software Development Life Cycle toolchain, including approved AI-assisted development and automation capabilities, to improve the value realized by automation at scale.

Required qualifications, capabilities, and skills

  • Formal training or certification on software engineering concepts and 5+ years applied experience
  • Hands-on experience in system design, application development, testing, and operational stability.
  • Strong experience with Kubernetes and containerization (Docker), including cluster operations and production troubleshooting.
  • Proficiency in at least one programming language, such as Python, Go, Java, or C#.
  • Ability to independently tackle design and functionality problems with minimal oversight.
  • Strong knowledge of cloud computing delivery models (IaaS, PaaS, SaaS) and deployment models (Public, Private, Hybrid Cloud).
  • Foundational understanding of machine learning concepts, including transformer architecture, ML training, and inference.
  • Experience with Infrastructure as Code.
  • Deep understanding of cloud component architecture: Microservices, IaaS, Storage, Security, and routing/switching technologies.
  • Demonstrated experience leading effective use of enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, code review, test acceleration, troubleshooting) with the ability to set team expectations for validating AI outputs for correctness, performance, and security
  • Strong understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations; experience coaching senior engineers/leads on compliant usage patterns and controls.

 Preferred qualifications, capabilities, and skills

  • Foundational understanding of NVIDIA GPU infrastructure software (e.g., DCGM, BCM, Dynamo Inference).
  • Proficiency with observability tools like Prometheus and Grafana.
  • Experience in ML Ops and related tooling, including MLflow.
  • Experience building and scaling a high-performance LLM inference platform - leveraging vLLM and GPU/CPU serving optimization - to deliver low-latency, high-throughput, production-grade model serving.

ABOUT US

JPMorganChase, one of the oldest financial institutions, offers innovative financial solutions to millions of consumers, small businesses and many of the world's most prominent corporate, institutional and government clients under the J.P. Morgan and Chase brands. Our history spans over 200 years and today we are a leader in investment banking, consumer and small business banking, commercial banking, financial transaction processing and asset management.

We offer a competitive total rewards package including base salary determined based on the role, experience, skill set and location. Those in eligible roles may receive commission-based pay and/or discretionary incentive compensation, paid in the form of cash and/or forfeitable equity, awarded in recognition of individual achievements and contributions. We also offer a range of benefits and programs to meet employee needs, based on eligibility. These benefits include comprehensive health care coverage, on-site health and wellness centers, a retirement savings plan, backup childcare, tuition reimbursement, mental health support, financial coaching and more. Additional details about total compensation and benefits will be provided during the hiring process. 

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

JPMorgan Chase & Co. is an Equal Opportunity Employer, including Disability/Veterans

ABOUT THE TEAM

Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we're setting our businesses, clients, customers and employees up for success.