112 sr java developer jobs at 24 companies in Somersworth, NH
1d
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Senior Java AWS Developer
Portsmouth, New Hampshire, United States
$64k-$95k/yr HybridFull Time
Hands-on Java and Spring Boot development, strong AWS experience, TypeScript, GitHub, PostgreSQL, Agile/Scrum, and scalable solution delivery skills required.
Java, Spring Boot, TypeScript, Amazon Web Services (AWS), Amazon EC2, AWS Lambda, Amazon S3, Amazon RDS, Amazon API Gateway, Amazon CloudWatch, GitHub, PostgreSQL, REST APIs, CI/CD, DevOps, Agile, Scrum
1d
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Senior Java AWS Developer
Portsmouth, New Hampshire, United States
$64k-$95k/yr HybridFull Time
Hands-on Java and Spring Boot development, strong AWS experience, TypeScript proficiency, GitHub, PostgreSQL, Agile/Scrum, and strong analytical problem-solving skills required.
Java, Spring Boot, TypeScript, AWS, Amazon EC2, AWS Lambda, Amazon S3, Amazon RDS, Amazon API Gateway, Amazon CloudWatch, GitHub, PostgreSQL, REST APIs, CI/CD, DevOps
1d
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Senior Java AWS Developer
Portsmouth, New Hampshire, United States
$64k-$95k/yr HybridFull Time
Hands-on Java and Spring Boot development, AWS cloud experience, TypeScript, GitHub, PostgreSQL, Agile/Scrum, and strong problem-solving skills; microservices and CI/CD experience preferred.
Java, Spring Boot, TypeScript, AWS, Amazon EC2, AWS Lambda, Amazon S3, Amazon RDS, Amazon API Gateway, Amazon CloudWatch, GitHub, PostgreSQL, REST APIs, CI/CD, DevOps, Agile, Scrum
3mo
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Java Backend Engineer
Merrimack, New Hampshire, United States
$88k-$153k/yr OnsiteFull Time
6+ YOE6+ years backend Java experience with Spring/Spring Boot, API/microservices design, Oracle/DB2 and PL/SQL, CI/CD with Git/Jenkins/uDeploy, DevOps tooling; bachelor's degree required.
Java, Spring, Spring Boot, PL/SQL, Oracle, DB2, Git, Jenkins, uDeploy, Sonar, HP Operations Orchestration, ServiceNow, HP Service Manager, RESTful (Rest-APIs)
2w
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Java FullStack Engineer- Merrimack, NH
Merrimack, New Hampshire, United States
$106k-$142k/yr OnsiteFull Time
8+ YOE8+ years Java/Spring development, messaging (RabbitMQ/Kafka/Service Bus), databases (Oracle/Postgres), REST/microservices, CI/CD (Jenkins), testing (jUnit,Cucumber,Selenium), cloud (Microsoft Azure preferred), and SRE/chaos testing experience.
Java, Spring, Spring Boot, RabbitMQ, Kafka, Service Bus, Oracle, Postgres, Jenkins, jUnit, Cucumber, Selenium, Microsoft Azure
1mo
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Java Backend Engineer - Onsite/Hybrid
Merrimack, New Hampshire, United States
$66/hr HybridFull Time
10+ YOEBachelor's degree or equivalent in technology, 10+ years Java experience, 6+ years Spring, 5+ years cloud technologies, and experience with APIs, microservices, databases, CI/CD, testing, and SRE practices.
Java, Spring, Spring Boot, Microsoft Azure, RabbitMQ, Kafka, Service Bus, Oracle, PostgreSQL, REST API, Jenkins, JUnit, Cucumber, Selenium
4d
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Python Java Full Stack Developer
Merrimack or Durham or Westlake or New York City
$86k-$127k/yr OnsiteFull Time
4+ YOERequires Java 17 and Python 3 proficiency, microservices with Spring Boot, OOP, design patterns, CI/CD tools, and event-driven architecture. Bachelor's plus 6+ years or master's plus 4+ years in a relevant field.
Python, Java, NumPy, Pandas, Spring Boot, Git, Jenkins, uDeploy, Kafka
1mo
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Sr. Staff Software Engineer
Lowell, Massachusetts, United States
$146k-$209k/yr HybridFull Time
10+ YOE10+ years building enterprise Java-based web applications, expertise with cloud-native architectures, AI/LLM integrations, microservices, REST APIs, and strong testing and CI/CD practices.
Java, J2EE, Spring Boot, Spring Framework, Hibernate/JPA, React, JavaScript, HTML5, CSS3, REST APIs, Microservices, SQL, GitHub Copilot, ChatGPT, Cursor, Claude, LangGraph, OpenAI Agents SDK, CrewAI, AutoGen, OpenAI, Anthropic, Google Gemini, Model Context Protocol (MCP), AWS, Microsoft Azure, Google Cloud Platform, Kubernetes, Docker, OpenShift, Terraform, CloudFormation, ARM Templates, GitHub Actions, Jenkins, Azure DevOps, GitLab CI, Datadog, Grafana, Prometheus, Splunk, OpenTelemetry, Bash, Python, PowerShell
3w
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Principal Software Engineer/Developer
Merrimack, New Hampshire, United States
OnsiteFull Time
3+ YOEDesign, develop, test, and maintain enterprise Java/Spring Boot applications and APIs; experience with cloud, CI/CD, observability, and mentoring; Bachelor's or Master's in related field with relevant experience.
Java, Spring Boot, Angular, Node JS, JIRA, SQL, NoSQL, Snowflake, CloudFormation, Jenkins, Shell Scripting, Datadog, Splunk, Git, uDeploy, Sonar, RESTful web services
1mo
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Senior Software Engineer
Raleigh or Lowell
$119k-$196k/yr HybridFull Time
5+ YOE5+ years software engineering experience; Java or Rust; Linux development; PKI, cryptography, and security knowledge; experience with AI agents; strong English communication.
Java, Rust, Linux, Dogtag PKI, Python, Bash, Scrum, JIRA, OpenShift, AWS, Microsoft Azure, Fedora, RHEL, Kubernetes, CI/CD
3w
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Principal Software Engineer/Developer
Merrimack, New Hampshire, United States
OnsiteFull Time
3+ YOEBachelor's degree plus 5 years or master's degree plus 3 years of software engineering experience; expertise in Java, Spring Boot, Angular, cloud applications, APIs, databases, CI/CD, and DevOps tools.
Java, Spring Boot, Angular, Node.js, JIRA, SQL, NoSQL, Snowflake, CloudFormation, Jenkins, Shell Scripting, Datadog, Splunk, Git, uDeploy, Sonar
1mo
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Senior Staff Software Engineer
Austin or Nashua or Minneapolis
OnsiteFull Time
10+ YOEBachelor's or equivalent,10+ years software development,7+ years backend,distributed systems and SQL expertise,Java preferred,cloud-native and query engine/DSL experience.
NetScript, Java, Snowflake, BigQuery, Redshift, Databricks, SQL
1d
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Principal Engineer
Portsmouth or Boston or Indianapolis or Plano or Columbus
$120k-$225k/yr HybridFull Time
8+ YOEBachelor's or master's degree or equivalent experience, 8+ years delivering solutions in distributed ecosystems, and proficiency with Java, Spring Boot, REST, Kafka, Kubernetes, AWS, microservices, testing, DevOps, and CI/CD.
Tealium Tag Management, Tealium CDP, Adobe, Snowflake, Ensighten, Google Analytics, Google Tag Manager, Content Square, HEAP, JavaScript, AWS, SQS, SNS, S3, CDK, Lambda, RESTful APIs, PCF, Kafka, Adobe Analytics, CJA, Customer Data Platform (CDP), Adobe Analytics UI, Galileo.js, Galileo API, Scrum, Kanban, XP, Java, Spring Boot, REST, Kubernetes, Bamboo, GitHub Actions, Jenkins
1mo
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Senior Software Engineer (Classified) (Tewksbury/Woburn)
Fort Wayne or Woburn or Tewksbury
$87k-$165k/yr OnsiteFull Time
5+ YOEU.S. citizen with active transferable DoD Secret clearance, Bachelor’s in STEM, 5+ years software development experience using C++, Java, or C#, experience with CI/CD and configuration tools, strong problem-solving and communication skills.
C++, Java, C#, Jenkins, Microsoft Azure, Jira, Git, Bitbucket, Artifactory, MATLAB, Python, Red Hat, Linux, Windows
1mo
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Cloud Engineer
Merrimack or Durham
OnsiteTemporary
5+ YOE5+ years software engineering, 4+ years building Java Spring Boot microservices, 2+ years AWS, Terraform, Jenkins; bachelor\u0002s in CS or equivalent experience; mentoring and collaboration skills.
Java, Spring Boot, AWS, Terraform, Jenkins Core, Kubernetes, Kafka, SNS, SQS, Lambda, AWS Batch, Dynamo Database, EC2, Aurora postgres, SQL
1mo
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Senior Software Engineer
Plano or Boston or Portsmouth or Indianapolis or Columbus
$106k-$197k/yr HybridFull Time
5+ YOE5+ years software engineering experience; proficiency with Python or Java, React, Node.js, Spring Boot, AWS, RESTful services and RDS; strong algorithms, system design, and communication skills; bachelor's or master's in technical/business field or equivalent experience.
Python, Java, React, Node.js, Spring Boot, AWS, RESTful services, RDS
1mo
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Sr. Builder - Mobile (Platform), Ring
North Reading, Massachusetts, United States
$168k-$227k/yr OnsiteFull Time
7+ YOE7+ years professional software and mobile development experience, 5+ years native iOS or Android (or equivalent cross-platform) experience, experience designing mobile architectures, CI/CD, automated testing, large-scale production systems, and technical leadership/mentorship.
Swift, Objective-C, Kotlin, Java, React Native, Flutter, Kotlin Multiplatform, SwiftUI, UIKit, Jetpack Compose, Coroutines, Combine, Bazel, Gradle, SwiftPM, Tuist, WebRTC, HLS, RTSP
2mo
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Senior Backend Engineer – AI Platform
Boston or San Francisco or Seattle or Dallas or Salt Lake City or Portland or United States
$122k-$146k/yr RemoteFull Time
5+ YOEBachelor's in CS/Software Engineering, 5–8 years software engineering experience; expertise in backend Java/C# (SpringBoot), REST/gRPC, SQL; experience building scalable distributed systems and AI/LLM-driven services.
Java, C#, SpringBoot, REST, gRPC, ODATA, SQL, OpenAI APIs, LangChain, Python, Kafka, Docker, Kubernetes, Model Context Protocol (MCP), Pinecone, Weaviate, OpenSearch, Milvus
2mo
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Machine Learning Engineer
Manchester, New Hampshire, United States
OnsiteFull Time
6+ YOEM.S. in CS/AI, 6+ years backend/distributed systems experience, strong Java (Spring Boot, Spring MVC, Hibernate) and Python skills, production ML (PyTorch), Apache Kafka/Spark/ZooKeeper, databases (Oracle, IBM Db2, MSSQL, MongoDB), cloud (AWS).
Java, Spring Boot, Spring MVC, Hibernate, Python, PyTorch, Apache Kafka, Apache Spark, ZooKeeper, REST, SOAP, Oracle, IBM Db2, MSSQL, MongoDB, AWS
2w
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Staff Software Engineer - Confluent Kafka Storage
Poughkeepsie or Lowell or Rochester or Tucson or Research Triangle Park or Armonk or Boston or Bellevue or Atlanta or San Jose or Dallas or Austin or San Francisco or Seattle or New York City
$161k-$299k/yr HybridFull Time
10+ YOE10+ years backend/infrastructure experience; BS in CS or equivalent; expertise in Java/Scala/C/C++/Go; deep knowledge of distributed storage systems, systems-level concepts, and leadership/mentoring skills.
Java, Scala, C/C++, Go, Apache Kafka, Apache Iceberg, Apache Flink, AWS, Azure, GCP, Kora