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Java Python Developer Jobs in Fairfield, CA, US
400+ java python developer jobs from 160+ companies hiring in Fairfield, CA, US.
1mo
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Staff/Principal Application Security Engineer
San Francisco, California, United States
$240k-$330k/yr HybridFull Time
Proven experience in application security with leadership in security architecture and secure coding practices.
Ruby, Python, Java, OWASP, cloud computing, full-stack development
4d
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Staff Data Engineer- Ads reporting
San Francisco or Mountain View
$178k-$268k/yr OnsiteFull Time
Design, build, and operate high-throughput data pipelines and platforms; focus on real-time analytics, distributed systems, and cloud-native infrastructure.
Python, Java, Scala, Apache Flink, Apache Spark, Apache Kafka, Airflow, Kubernetes
4d
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Senior Principal Software Engineer
New York City or Boston or Atlanta or Arlington or Miami or O'Fallon or San Francisco
$212k-$407k/yr HybridFull Time
Senior technical leadership; cloud-native platforms; distributed systems; real-time AI/ML inference; API design; data pipelines; MLOps; strong communication.
Java, Go, Python, AWS, Azure, GCP, Distributed Systems, Microservices, APIs, Data Pipelines, MLOps, Real-time Inference
1mo
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Senior Product Security Engineer
San Francisco or Sydney
$160k-$250k/yr HybridFull Time
5+ YOE5+ years security engineering/IR experience; cloud platform expertise; CI/CD tools; threat detection; strong communication; startup mindset; self-motivated.
Splunk, Python, Java, Kotlin, CI/CD tooling, Kubernetes, GCP, Cloud platforms, Okta, GSuite, VPN services
3w
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Sr Software Engineer - Platform Data Query
San Diego or Santa Barbara or Dallas or New York City or Chicago or San Francisco or Washington DC or Denver
$138k-$173k/yr RemoteFull Time
5+ YOEExperience operating and scaling data pipelines with Iceberg, Trino, Kafka, Flink, and cloud data lakes.
Apache Flink, Kafka, Trino, Iceberg, AWS Glue, AWS S3, AWS Athena, Python, Ruby, Java, JavaScript, C#, SQL
1mo
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Forward Deployed AI Engineers
Pleasanton, California, United States
$130k-$180k/yr HybridFull Time
Experience building AI/ML in production; strong ML, optimization, and system design; proficient in Python, Java, C++, TypeScript/JavaScript; able to deploy across complex systems; US security clearance preferred; Master’s or Bachelor’s degree.
Python, Java, C++, TypeScript/JavaScript
1w
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Associate AI Security Resident
Washington or San Francisco or Santa Monica or Pittsburgh or Boston
$90k-$177k/yr HybridFull Time
1+ YOETechnical security/engineering background; leadership experience; programming in Python/Java/C/C++; threat modeling; strong communication; policy analysis; collaboration; MS Office.
Python, Java, C/C++, Threat modeling, MS Office
19h
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Agentic-Workflow MLE (Pipeline)
San Francisco, California, United States
$250k-$350k/yr HybridFull Time
6+ YOE6+ years software engineering; 2+ years AI/ML; hands-on LLM/agent building; semantic search, RAG, vector databases; prompt engineering; Python, REST APIs, microservices; Go, AWS, k8s, Java, Scala; experience with Knowledge Graphs and multi-agent systems.
Python, REST APIs, microservices, Go, AWS, Kubernetes, Java, Scala, LangChain, Weaviate, Pinecone, Neo4j, Neptune, GitHub Copilot, Codex
1mo
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Solutions Architect
San Francisco or Redwood City
$142k-$177k/yr HybridFull Time
7+ YOE7+ years in development, consulting, or professional services; expertise in cloud solution architecture; experience with Python, Typescript, Node.js, Java, .NET, Visualforce; skilled in pre-sales scoping and delivering technical solutions.
Python, Typescript, Node.js, Java, C#, NET, Visualforce, REST APIs, JSON
1mo
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Advisory Analyst, Technology Transaction - Software: Experienced Consultant
Chicago or Boston or Dallas or Los Angeles or Minneapolis or New York or San Francisco or Seattle
$88k-$120k/yr HybridFull Time
2+ YOEBachelor’s degree or equivalent; 2-4+ years software development experience; strong SDLC, OO design (C#, Java, Python); Agile/Lean; ability to lead requirements; travel 20-30%; hybrid in US offices; authorized to work in the US without sponsorship
C#, Java, Python, SDLC, Agile, Agentic AI/LLMs
2mo
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Senior AI Architect
Dublin, California, United States
$167k-$267k/yr OnsiteFull Time
10+ YOE5+ years AI-powered architecture on AWS; 10+ years software development; strong Python, Java, React; API-first and MLOps experience; AWS services (EC2, S3, RDS, Lambda, EKS, Bedrock, SageMaker); data pipelines and modern AI frameworks.
Python, Java, React, AWS, EC2, S3, RDS, Lambda, EKS, Bedrock, SageMaker, Terraform, CDK, Docker, Kubernetes, REST, GraphQL
1mo
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Principal Scientist, Oncology Bioinformatics
Foster City, California, United States
$196k-$253k/yr HybridFull Time
6+ YOELead multi-omics analysis, develop statistical models, and communicate findings to teams.
R, Python, Perl, Java, C/C++, HPC, Cloud Computing
1d
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2026 Fall Software Engineering Internship, US
San Francisco or New York City or Seattle or Sunnyvale
$52/hr OnsiteInternship
0+ YOEPursuing Bachelor’s or Master’s in CS/Engineering; graduating 2026–2027; strong programming skills; internship experience or equivalent preferred; interested in building scalable software.
Go, Python, Ruby, Java, C/C++
3d
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IT Specialist I/II - Data & Development Services
West Sacramento, California, United States
$7k-$9k/mo OnsiteFull Time
2+ YOEBachelor’s degree in Computer Science or Management Information Systems; 2 years (I) or 4 years (II) of professional IT experience; strong data, reporting, and development skills.
SQL Server, Power BI, SSRS, ETL (SSIS), Excel, CSV, JSON, XML, HTML, CSS, JavaScript, IIS, RESTful APIs, C#, Java, Python, ColdFusion
1mo
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Principal Scientist, Oncology Bioinformatics
Foster City, California, United States
$196k-$253k/yr HybridFull Time
8+ YOELead statistical analysis of multi-omics and NGS data for oncology; develop and apply bioinformatics methods; collaborate with cross-functional teams.
R, Python, Perl, Java, C++, High Performance Computing, Cloud Computing
HiringCafe market data
Java Python Developer Jobs market signals in Fairfield, CA, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
400+
Hiring companies
160+
Fresh sample
39% new in 30d
Salary visibility
89% show pay
Companies appearing in this market
West MonroeGilead SciencesAirwallexAppFolioAvathonBintiBoxCity of West Sacramento
Work location mix in visible results
Hybrid: 13Onsite: 4Remote: 1
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