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Semantic Web Developer Jobs (NOW HIRING)

PSRTEK

Senior Semantic Web Engineer (Hybrid)

Chicago, IL · On-site

$126K - $166K/yr

Position:- Senior Semantic Web Engineer Location:- Chicago, IL (Hybrid) Contract WHAT YOU'LL DO ... Familiarity with CI/CD, agile practices, and infrastructure tools like Git, Jenkins, Azure DevOps, ...

Jobsbridge

Lead Web Developer

San Jose, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Experience with JavaScript/AJAX, semantic HTML/XHTML and CSS Experience with common libraries ...

blueStone

Sr Web Developer

Lansing, MI · On-site

The Senior Web Developer's role is to define, develop, test, analyze, and maintain new web ... Ability to write well-crafted, semantic HTML * Understanding of usability on the web with a focus ...

Jobsbridge

Front End Web Developer

San Francisco, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Semantic HTML. Responsive web techniques. 3. Strong CSS skills. LESS/SASS a plus. Media queries and ...

Jobsbridge

Front End Web Developer

San Francisco, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Semantic HTML. Responsive web techniques. 3. Strong CSS skills. LESS/SASS a plus. Media queries and ...

Jobsbridge

Front End Web Developer

San Francisco, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Semantic HTML. Responsive web techniques. 3. Strong CSS skills. LESS/SASS a plus. Media queries and ...

Bristol & Bates

Senior Web Developer

Las Vegas, NV

We are seeking a dtrong frontend-focused web developer who can hit the ground running and dig into ... Advanced knowledge of semantic HTML, CSS, JavaScript. * Experience with web templating engines. We ...

Bristol & Bates

Senior Web Developer

Las Vegas, NV · On-site

We are seeking a dtrong frontend-focused web developer who can hit the ground running and dig into ... Advanced knowledge of semantic HTML, CSS, JavaScript. * Experience with web templating engines. We ...

Spgi

Lead Knowledge Engineer - Semantic Web Technologies

$104K - $138K/yr

... development, semantic web technologies (RDF, RDFS, OWL, SPARQL) and open-source or commercial ... Programming skills inamainstream programming language (Python, Java, JavaScript),with experience in ...

GoIntellects Inc.

Web Developer Master

Washington, DC · On-site

$54/hr

Web Developer Master Work Arrangement: Onsite Worksite Address: Washington, DC Interviews: In ... Strong command of semantic HTML5: sectioning elements, headings hierarchy, lists, tables, and forms.

Jobsbridge

Web Developer

San Jose, CA

... CSS3, HTML, semantic markup - Sass or Less - Object-oriented JavaScript (Patterns, MVC ... Developers, QA, and site operations teams - 5+ years experience (Software Engineer 3) ...

Vantor

Ontology Software Developer (TS/SCI)

Herndon, VA · On-site

The Software Engineer serves as a key contributor to the design, development, and sustainment of ... Implement software solutions that leverage Semantic Web technologies, including RDF, OWL, SPARQL ...

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Semantic Web Developer information

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$49.5K

$117.9K

$241K

How much do semantic web developer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for semantic web developer in the United States is $117,880.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,000.00 and $128,000.00 per year, depending on experience, location, and employer.

What is a semantic web developer?

A Semantic Web Developer is a software professional who creates applications and systems that leverage the Semantic Web, a set of technologies designed to make data on the internet machine-readable and interoperable. They use standards like RDF (Resource Description Framework), OWL (Web Ontology Language), and SPARQL to structure data and enable intelligent data integration and sharing. Semantic Web Developers often work on projects involving linked data, knowledge graphs, and artificial intelligence to enhance how information is connected and understood by machines. Their work helps improve search, data discovery, and automation across diverse domains.

What are the key skills and qualifications needed to thrive as a semantic web developer?

To thrive as a Semantic Web Developer, you need a solid background in computer science, expertise in semantic technologies (such as RDF, OWL, and SPARQL), and experience with web development languages like JavaScript or Python. Familiarity with ontology editors (like Protégé), triple stores (such as Apache Jena or Virtuoso), and relevant W3C standards is typically required. Strong analytical thinking, problem-solving skills, and the ability to communicate complex concepts clearly set outstanding candidates apart. These competencies are vital for building interoperable, intelligent web systems that efficiently manage and leverage structured data.

What is the difference between Semantic Web Developer vs Web Developer?

AspectSemantic Web DeveloperWeb Developer
Required SkillsSemantic web technologies, RDF, OWL, SPARQL, ontologiesHTML, CSS, JavaScript, frameworks like React or Angular
Work EnvironmentResearch, data integration, knowledge graphsWebsite and application development
Industry UsageData-driven industries, AI, knowledge managementMedia, e-commerce, corporate websites

Semantic Web Developers focus on creating intelligent, data-rich web applications using semantic technologies, while Web Developers primarily build and maintain standard websites and applications. Both roles require coding skills, but their focus areas differ significantly, with Semantic Web Developers working more with data integration and ontologies.

What are the most common challenges faced by semantic web developers when integrating ontologies with existing data sources?

Semantic Web Developers often encounter challenges when mapping and integrating diverse data sources into a unified ontology. These can include inconsistencies in data formats, incomplete metadata, and aligning different vocabularies or schemas. Overcoming these issues typically requires strong analytical skills, familiarity with RDF and OWL standards, and close collaboration with data owners and subject matter experts to ensure semantic accuracy. Regular communication and iterative testing are essential for successful integration and to maintain data integrity across systems.
More about Semantic Web Developer jobs

What job categories do people searching Semantic Web Developer jobs look for?

The top searched job categories for Semantic Web Developer jobs are:

Semantic Web Developer jobs near you
Infographic showing various Semantic Web Developer job openings in the United States as of August 2026, with employment types broken down into 1% Internship, 81% Full Time, 10% Part Time, 1% Temporary, and 7% Contract. Highlights an 82% Physical, 4% Hybrid, and 14% Remote job distribution, with an average salary of $117,880 per year, or $56.7 per hour.

Semantic Web Engineer

VeeRteq Solutions Inc.

Irving, TX • Remote

Contractor

Posted 23 days ago

Job description

Role: Senior Semantic Web Engineer

Location: Remote USA

Experience:Minimum 5+ Years

We are seeking a  Senior Semantic Web Engineer to join a growing team focused on advanced knowledge graph technologies, semantic web engineering, data modeling, and cloud-based solutions. This role offers an opportunity to work on innovative healthcare data intelligence platforms by leveraging semantic technologies, AI, LLMs, and graph-based architectures.

Responsibilities

Serve as a subject matter expert in semantic web development and knowledge graph engineering.

Collaborate with architects, engineers, and data scientists to design and implement scalable semantic web applications.

Contribute to initiatives involving AI, Large Language Models, knowledge graphs, and advanced graph technologies.

Define and drive technical direction for semantic capabilities, ensuring scalable and robust solutions.

Research, evaluate, and propose innovative approaches to solve complex technical challenges.

Design and build scalable knowledge graph solutions, including data ingestion, linking, integration, and querying.

Develop clean, maintainable, and well-documented code while supporting automation for testing, integration, and deployment.

Partner with product owners and business stakeholders to translate requirements into effective technical solutions.

Evaluate, recommend, and develop taxonomies and ontologies to support business and domain needs.

Implement semantic web tools, platforms, and enterprise graph management solutions.

Support ontology governance processes and semantic data management best practices.

Provide technical mentorship and guidance to junior engineers.

Required Skills

Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related STEM field.

Minimum 5 years of hands-on experience in Semantic Web Engineering or Knowledge Graph Engineering.

Experience leading or contributing to complex semantic web and graph technology projects.

Hands-on experience with graph databases and triple stores such as Amazon Neptune, Neo4j, Virtuoso, or GraphDB.

Strong programming skills in Python.

Knowledge of Java, C#, JavaScript, or Clojure is a plus.

Strong understanding of RDF, OWL, SPARQL, and SHACL.

Experience with relational databases and graph databases.

Strong data modeling and ontology design experience.

Experience working with cloud-based solutions and distributed systems.

Strong analytical, problem-solving, and communication skills.

Preferred Skills

Experience with healthcare data and healthcare analytics platforms.

Knowledge of AI, Large Language Models, and graph-based AI applications.

Experience with enterprise knowledge graph architectures.

Familiarity with semantic data governance and metadata management.

Experience with cloud platforms such as AWS, Azure, or GCP.

Education

Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related field.