Mercer Island • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mercer Island • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mercer Island • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mercer Island • 50 milesRemote · Hybrid · Onsite · Field · All Environments
1,098 senior java jobs at 170 companies in Mercer Island, WA
1mo
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Senior Full Stack Java Developer
Issaquah, Washington, United States
OnsiteContract
5+ YOEBachelor's in CS or related,5+ years Java,3+ years ReactJS,3+ years Spring Boot/Hibernate,experience with Servlets/JSP/MVC,REST/SOAP,SQL/JDBC/JPA,unit testing and CI/CD,Git/TFS,strong communication and Agile familiarity.
Java, ReactJS, Spring Boot, Hibernate, Servlet, JSP, MVC, JavaScript, jQuery, REST, SOAP, JDBC, SQL, JPA, XML, XSD, XSLT, JUnit, Mockito, JMockit, Jenkins, Git, TFS, Backbone.js, Splunk, Redis, Memcached, SCSS
1d
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AES - Java Spring Microservices
Bangalore or Milpitas or Seattle or Princeton or Cape Town or London or Zurich or Singapore or Mexico City
RemoteFull Time
6+ YOEProfessional role requiring 6–9 years of experience; Java Spring microservices expertise is indicated by the job title.
Java, Spring, Microservices
2d
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Lead Java Full Stack Engineer
Seattle, Washington, United States
$190k-$230k/yr OnsiteFull Time
7+ YOEBachelor's degree in computer science or related field, 7+ years of backend Java engineering, technical leadership, distributed systems, data pipelines, cloud infrastructure, and US work authorization without sponsorship.
Java, Kafka, Elasticsearch, PostgreSQL, Docker, Kubernetes, GCP, AWS, GitHub Copilot, Claude, Microsoft PC
2mo
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Senior, Software Engineer - Java
Bellevue or Bentonville
$90k-$216k/yr HybridFull Time
5+ YOE5+ years full‑stack experience, proficiency in Java and Spring Boot, TypeScript/React, microservices and system design, experience with cloud (GCP/Azure), CI/CD and containerization, strong communication and leadership skills.
Java, Spring Boot, TypeScript, ReactJS, RESTful APIs, Git, CI/CD, SQL, NoSQL, Docker, Kubernetes, GCP, Azure
1w
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Full Stack Java Engineer - Kafka & AWS MSK Migration - Client Site
Seattle, Washington, United States
$75k-$157k/yr OnsiteFull Time
5+ YOERequires 5+ years of Java software engineering, Java, Spring Boot, REST APIs, Apache Kafka, AWS MSK, AWS services, React or Angular, CI/CD, infrastructure as code, containers, and SQL/NoSQL databases.
Java, Spring Boot, REST, React, Angular, Apache Kafka, Kafka Streams, Kafka Connect, Schema Registry, AWS MSK, MSK Connect, AWS MSK Serverless, IAM, TLS, VPC, CloudWatch, Prometheus, Grafana, Lambda, S3, Secrets Manager, Jenkins, GitLab CI, Terraform, CloudFormation, Docker, Kubernetes, SQL, PostgreSQL, DynamoDB, MongoDB, mTLS, SASL/SCRAM, Avro, Protobuf
1w
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Full Stack Java Engineer - Kafka & AWS MSK Migration - Client Site
Seattle, Washington, United States
$75k-$157k/yr OnsiteFull Time
5+ YOERequires a bachelor's degree, 5+ years of Java software engineering, expertise in Spring Boot, Kafka, AWS MSK, AWS services, full-stack development, CI/CD, infrastructure as code, containers, and databases.
Java, Spring Boot, REST, Apache Kafka, Kafka Streams, Kafka Connect, Schema Registry, Avro, Protobuf, AWS Managed Streaming for Apache Kafka (MSK), MSK Connect, MSK Serverless, AWS IAM, AWS VPC, AWS CloudWatch, AWS Lambda, AWS S3, AWS Secrets Manager, React, Angular, Jenkins, GitLab CI, Terraform, CloudFormation, Docker, Kubernetes, SQL, PostgreSQL, DynamoDB, MongoDB, Prometheus, Grafana
2mo
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Senior Software Engineer
Seattle, Washington, United States
$170k-$210k/yr OnsiteFull Time
Senior Software Engineer with production code across TypeScript stack; strong design, reviews, mentoring; capable of end-to-end feature delivery.
TypeScript, Java, C#, Python
2mo
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Senior Software Engineer
Seattle, Washington, United States
$158k-$233k/yr HybridFull Time
8+ YOE8+ years software development in OO languages (C#, C++, Java); 5+ years in cloud deployment/config; Azure storage; CI/CD; Terraform; on-call rotations.
C#, C++, Java, Terraform, Azure Storage, CosmosDB, SQL, Redis
3mo
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Senior Applied Scientist
Seattle, Washington, United States
$167k-$226k/yr OnsiteFull Time
4+ YOE4+ years applied research; 3+ years ML model building; PhD or Master’s with 6+ years of experience; programming in Java, C++, Python; deep learning experience.
Python, Java, C++, PyTorch, TensorFlow, scikit-learn
2mo
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Senior Software Engineer
Kirkland, Washington, United States
OnsiteFull Time
5+ YOE5+ years software engineering; Bachelor's or Master's in CS/Engineering or related field; strong Python/Java/C++ skills; AWS and containerization (Docker/Kubernetes); Ad-Tech experience is a bonus.
Python, Java, C++, AWS, Docker, Kubernetes
2mo
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Senior Software Engineer, Product Foundations
Seattle or Los Angeles
$150k-$200k/yr OnsiteFull Time
8+ YOE8+ years backend software engineering; expert Java; microservices; Kubernetes; AWS; observability; databases; AI tooling; strong technical communication.
TypeScript, React, Scala, Java, Kubernetes, AWS, Kafka, SQS, MySQL, PostgreSQL, Snowflake, Git, GitHub, Datadog, Copilot, Claude Code, CI/CD
3mo
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Senior Software Engineer - Conversational Search
Seattle, Washington, United States
$167k-$204k/yr OnsiteFull Time
5+ YOE5+ years full-stack software development, React and Java; experience with frontend tech, AI/LLMs, scalable web apps, leadership and mentoring.
Java, JavaScript, React, TypeScript, SQL, Hibernate, PostgreSQL, AWS, Redis, Kafka, Kubernetes, GraphQL, Sierra AI SDK, OpenAI APIs, MCP, RAG
3mo
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Senior Software Engineer - Identity Team
Bellevue, Washington, United States
$183k-$275k/yr OnsiteFull Time
7+ YOE7+ years in Identity or related domain; distributed systems; big data pipelines; Java/C#/SQL; Docker/Kubernetes/AWS; cross-functional collaboration.
Java, C#, SQL, Docker, Kubernetes, AWS, Spark, ETL
1mo
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Java Full Stack Engineer
Seattle, Washington, United States
$110k-$140k/yr OnsiteFull Time
7+ YOEStrong object-oriented design and coding in Java or C++, 5–10 years development experience, experience with large-scale systems, problem solving, and collaboration across technical and non-technical teams.
AWS, Spring Boot, Java, C++
3mo
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Senior Software Engineer, Security Platform
Bellevue or Menlo Park
$196k-$230k/yr OnsiteFull Time
5+ YOE5+ years backend systems, data infra, or security; proficient in Python/Go/Java; cloud (AWS, Kubernetes); distributed systems (PostgreSQL, Kafka, Spark, Snowflake); data protection principles.
Python, Go, Java, AWS, Kubernetes, PostgreSQL, Kafka, Spark, Snowflake
3mo
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Backend Senior Software Engineer
Austin or Bellevue
$111k-$172k/yr HybridFull Time
2+ YOESenior backend engineer with a bachelor's or master’s in STEM and 2+ years (or 5+ yrs directly) of related experience; strong coding and problem-solving skills.
Java, C++, HTML, CSS, JavaScript, Python, C#, PHP, Angular, React, Kubernetes, Docker, APIs, SQL
5h
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WebSphere Commerce Server Technical Lead - Java
King County, Washington, United States
$69k-$128k/yr OnsiteFull Time
8+ YOERequires 8+ years of Java enterprise development, EJB, WebSphere, Liberty, Oracle SQL tuning, Spring, Linux/RHEL, Git, and CI/CD experience; strong legacy Java migration expertise required.
Java, EJB, IBM WebSphere Application Server, IBM Liberty, Open Liberty, JNDI, Oracle Database, Oracle 19c, SQL Plan Baselines, PL/SQL, JDBC, Spring Framework, JdbcTemplate, Spring Batch, Quartz, Linux, RHEL, Git, CI/CD, Azure DevOps, SOAP, JAX-WS, Axis, iText, OpenPDF, JasperReports, Cognos BI, LDAP, Flux, HDF5, NetCDF, PKCS11, Jersey, JAX-RS, OpenWebStart, jpackage, C, JNI, IBM WebSphere 8.5, RHEL 9.4, Oracle 11g, Oracle 12c, AWR
2mo
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Senior Engineer 2: AI Agentic Solutions (Hybrid - Seattle, WA)
Seattle, Washington, United States
$166k-$258k/yr HybridFull Time
6+ YOE6+ years software engineering; AI fluency with LLMs and RAG; platform engineering in AI; Python/Java; AWS/GCP; REST, databases; Kubernetes/Docker; observability; agile; BS/MS in CS/Engineering.
Python, Java, AWS, GCP, Kubernetes, Docker, GitLab, REST, SQL, NoSQL, OpenAI APIs, LLMs, RAG, Vector stores, Embeddings
2mo
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Delivery Excellence - Tech Enablement - Senior Developer - Manager
New York or Tampa or Atlanta or Chicago or Washington or Dallas or Los Angeles or Miami or Boston or San Diego or San Francisco or Silicon Valley or Philadelphia or Seattle
$99k-$232k/yr OnsiteFull Time
4+ YOE2+ MgmtBachelor's degree; 4+ years in software engineering; strong Java, Python, C++, and JavaScript; experience leading teams; API management; CI/CD; ATDD a plus.
Java, Python, C++, JavaScript, APIs, CI/CD, Application frameworks, Software testing
3mo
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Senior Staff Engineer - Financial Substantiation Platform *Hybrid*
Bethesda or Dallas or Washington or Falls Church or Baltimore or Seattle
$120k-$260k/yr HybridFull Time
10+ YOESenior software engineer with 10+ years, architecture leadership, distributed systems, cloud, and data-focused reconciliation platforms. Strong collaboration with Finance, Compliance, and Product.
Java, C#, Go, REST, gRPC, SQL, AWS, Azure, GCP, CI/CD, Containers, IaC, DevOps, Kubernetes, Kafka, Snowflake, Airflow, Python, PySpark, Snowpark