99 senior java jobs at 25 companies in Somersworth, NH

1mo
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Senior Java Developer (Irving, TX, US)
Irving or Westlake or Merrimack
$86k-$127k/yr OnsiteFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
10+ YOE10+ years Java/J2EE experience with Spring/Spring Boot, API design, microservices, cloud (Docker, Kubernetes, AWS/Azure), CI/CD tools (GitHub, Jenkins, uDeploy), relational DB (DB2/Oracle), JPA/Hibernate, strong communication and leadership skills.
Java, J2EE, Spring, Spring Boot, Docker, Kubernetes, AWS, Azure, GitHub, GIT, Jenkins, uDeploy, Stash, JPA2, Hibernate, DB2, Oracle, PL/SQL, SQL, Sonar, HP Operations Orchestration, HP Service Manager, ServiceNow, REST API
3mo
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Java Backend Engineer
Merrimack, New Hampshire, United States
$88k-$153k/yr OnsiteFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
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)
3w
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Java Backend Engineer (Onsite Hybrid)
Merrimack, New Hampshire, United States
$97k-$145k/yr HybridFull Time
NTT DATA
NTT DATA: Global provider of IT and business consulting services.
10+ YOE10+ years Java experience, 6+ years Spring/Spring Boot, 5+ years cloud (Microsoft Azure preferred), 6+ years REST/microservices, CI/CD, database and testing tool experience.
Java, Spring, Spring Boot, Microsoft Azure, RabbitMQ, Kafka, Service Bus, Oracle, Postgres, Jenkins, JUnit, Cucumber, Selenium
3w
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Java Backend Engineer (Onsite Hybrid)
Merrimack, New Hampshire, United States
$97k-$145k/yr HybridFull Time
NTT DATA
NTT DATATokyo Stock Exchange: 9613: Global provider of business and technology consulting and IT services.
10+ YOE10+ years Java full‑stack experience, 6+ years with Spring/Spring Boot, 5+ years cloud (Azure preferred), 6+ years REST/microservices, bachelor’s in a tech field, strong communication and testing skills.
Java, Spring, Spring Boot, Microsoft Azure, RabbitMQ, Kafka, Service Bus, Oracle, Postgres, Jenkins, jUnit, Cucumber, Selenium
2w
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Staff Software Engineer-JAVA
Lowell, Massachusetts, United States
$130k-$186k/yr HybridFull Time
UKG
UKG: Provider of workforce management and human capital management software.
7+ YOE7+ years building enterprise Java web applications; strong Java, Spring Boot, Hibernate/JPA, React, SQL, cloud-native and AI integration experience; TDD and CI/CD practices.
Java, J2EE, Spring Boot, Spring Framework, Hibernate/JPA, React, JavaScript, HTML5, CSS3, REST APIs, SQL, LangGraph, OpenAI Agents SDK, CrewAI, AutoGen, OpenAI, Anthropic, Google Gemini, 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, GitHub Copilot, ChatGPT, Cursor, Claude
2w
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Principal Software Engineer - Digital Assets (Java, Spring Boot, AWS)
Merrimack, New Hampshire, United States
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
8+ YOEExpert Java and Spring Boot skills, cloud and container experience (AWS, EKS, Docker), SQL and messaging (Kafka,SNS,SQS), CI/CD and testing (Junit,Jenkins), 8+ years experience, bachelor’s degree preferred, on-call support expected.
Java, Spring Boot, AWS, EKS, Docker, GIT, Kafka, SNS, SQS, SQL, Junit, spring boot test framework, Jenkins
2mo
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Senior Associate Software Engineer - Portsmouth, NH
Portsmouth, New Hampshire, United States
OnsiteFull Time
Hubbell
HubbellNYSE: HUBB: Designs and manufactures electrical products and utility infrastructure solutions.
1+ YOEBachelor’s degree in CS or Software Engineering; 1-2 years software development; proficient in C#, Python, or Java; DB design/optimization; Git; strong analytical and communication skills.
C#, Python, Java, Git, SQL
2w
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Senior Software Engineer
Merrimack or Boston
$63-$103/hr OnsiteContract
Fidelity Investments
Fidelity Investments: Financial services and investment management firm providing advisory solutions.
5+ YOE5+ years software engineering experience, expert in Java and Spring Boot, experience with microservices, testing, CI/CD, AWS, Docker, messaging (SNS/SQS); BS in CS preferred.
Java, Spring Boot, JUnit, Git, Docker, ECS, SNS, SQS, Rest Assured, PlayWright, SQL, AWS
3w
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Senior Data Engineer
Durham or Merrimack
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
Extensive data engineering experience with Oracle PL/SQL, AutoSys, ETL, Informatica, Snowflake, SQL, and data modeling; familiarity with Java/Python, REST API, AWS, DevOps tools, Agile, and on-call production support.
Oracle PL/SQL, AutoSys, Informatica, Snowflake, SQL, Java, Python, REST API, AWS, Maven, Jenkins, Git, Docker, Kanban, SCRUM
3w
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Senior Baseline Configuration Lead
Marlborough or Tewksbury
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOESTEM degree with 5+ years experience in software release/configuration management, experience with version control, C++/Java and scripting, and ability to obtain U.S. Secret security clearance.
IBM Rationale Clearcase, Git, C++, Java, bash, Perl, Python
1w
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Senior Staff Software Engineer
Austin or Nashua or Minneapolis
OnsiteFull Time
Optimizely
Optimizely: Provides a SaaS platform for digital marketing and experimentation.
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
1mo
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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
WEX
WEXNYSE: WEX: Provides global payment processing and business information management services.
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
1mo
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CEMA - Senior Software Engineer (Onsite)
Hudson, New Hampshire, United States
$97k-$165k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
4+ YOEActive Secret clearance required; must be able to obtain Top Secret. Bachelor’s in CS/CE or related, 4+ years software development, proficiency in C/C++/C#/Java, Linux, Git and Atlassian tools, CI/CD and strong problem solving.
C++, C#, C, Java, Linux, Git, Jira, Confluence, Bitbucket, Jenkins, CI/CD, Agile, DevSecOps
2w
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Senior QA SW Engineer -Toronto, Canada (10302)
Toronto or Thornhill or Salem
$110k-$120k/yr HybridFull Time
Extreme Networks
Extreme NetworksNASDAQ: EXTR: Provides cloud-managed networking hardware and software solutions.
Expertise in networking protocols, cloud platforms, containerization, observability, root-cause analysis, and programming (Python/Java). Hands-on experience triaging production issues and using automation for debugging.
VLAN, IP, STP, TCP/UDP, VRRP, OSPF, BGP, MPLS, IS-IS, SPBM, AWS, Azure, GCP, Docker, Kubernetes, RabbitMQ, Kafka, Prometheus, Grafana, ELK, Loki, Ixia, Spirent, ESX, Hyper-V, Python, Java
1w
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Senior Full Stack Software Engineer - Claims Technology
Portsmouth or Columbus or Boston or Indianapolis or Plano
$106k-$197k/yr HybridFull Time
Liberty Mutual Insurance
Liberty Mutual Insurance: Global provider of property and casualty insurance products.
5+ YOE5+ years software engineering experience; strong full stack skills with Java/Spring Boot and JavaScript/TypeScript; AWS cloud-native experience; CI/CD, observability, and enterprise security experience.
Lambda, API Gateway, S3, RDS, DynamoDB, SQS, SNS, Step Functions, CloudWatch, IAM, ECS, EKS, Java, Spring Boot, JavaScript, TypeScript, React, Angular, Vue, GitHub Actions, Datadog, Splunk, SQL Server, Kubernetes, GitHub Copilot, Microsoft Copilot, LibertyGPT, Apigee
3w
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Senior Software Engineer II, Confluent Secure Compute
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
$131k-$245k/yr HybridFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
5+ YOEBachelor's degree,5+ years building backend production systems,strong programming skills (Python/Go/C/C++/Java),cloud and container experience,observability and operational excellence,technical leadership and collaboration.
Python, Go, C, C++, Java, Docker, Kubernetes, JVM, WASM, AWS, GCP, Azure
1mo
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Senior Cloud Operations Engineer
Portsmouth or United States
$115k-$160k/yr HybridFull Time
Loftware
Loftware: Provides enterprise labeling and artwork management software solutions.
8+ YOE8+ years in cloud operations/SRE/infrastructure engineering, strong AWS and/or Azure expertise, Linux and/or Windows server experience, proven production operations leadership, and strong English communication skills.
AWS, Azure, Linux, Windows, PostgreSQL, Microsoft SQL Server, Python, Java, Bash, .NET/C#, PowerShell, Terraform, Terragrunt, Ansible, Rundeck, Jenkins, Docker, Kubernetes, RDS, VPN, Direct Connect, Transit Gateways, Microservices, Serverless computing
1mo
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Senior Site Reliability Engineer
Westbrook or Maine or New Hampshire or Massachusetts
$100k-$125k/yr HybridFull Time
IDEXX
IDEXXNASDAQ: IDXX: Diagnostic equipment and software for veterinary and water testing.
7+ YOE7+ years in DevOps/SRE/Platform Engineering with CI/CD, cloud infra (AWS Serverless), Terraform/CloudFormation, GitHub Actions, CI/CD design, distributed systems troubleshooting, and strong communication skills.
AWS Lambda, Amazon SQS, Amazon SNS, Amazon EventBridge, Amazon DynamoDB, Amazon S3, Amazon Aurora, Amazon CloudFront, Terraform, AWS CloudFormation, GitHub Actions, Maven, Git, GitHub, Kotlin, Java, Python, TypeScript, Azure Entra ID, OAuth2, OpenID Connect, JFrog Artifactory, AWS X-Ray, OpenTelemetry, PostgreSQL
1mo
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Senior Principal Design Verification Engineer - FPGA - (Sign-on Bonus)
San Diego or Nashua or Austin or Totowa or California or New Hampshire or Texas or New Jersey or United States
$130k-$222k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
8+ YOEBachelor's degree with 8+ years (or equivalent experience); eligible for Secret clearance; experience with SystemVerilog/UVM/OVM and/or VHDL, Mentor Questa or Cadence tools; FPGA/ASIC verification, test plan development, and strong communication.
SystemVerilog, UVM, OVM, VHDL, Mentor Questa, Cadence, Perl, Python, C++, Java, Git, Jira, BitBucket, Matlab, Simulink
1d
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Senior Embedded Software Engineer, Applied Automation Controls/Embedded Software
Seattle or North Reading
$168k-$227k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOE5+ years professional software and embedded firmware experience; strong C/C++ skills; experience with real-time control, motion/trajectory planning, industrial communications, API design (protobuf/gRPC); bachelor’s in computer science or equivalent.
Java, C++, C#, protobuf, gRPC, RTOS, EtherCAT, Profinet, EtherNet/IP, CI/CD