2mo
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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 Backend Engineer (Onsite Hybrid)
Merrimack, New Hampshire, United States
$97k-$145k/yr HybridFull Time
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
1mo
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Senior Java Developer (Irving, TX, US)
Irving or Westlake or Merrimack
$86k-$127k/yr OnsiteFull Time
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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2026 Entry Level Software Engineer
Hudson or Nashua or Merrimack or Manchester or New Hampshire or United States
$79k-$135k/yr OnsiteFull Time
0+ YOEMS in Computer Science/Computer Engineering required; less than 1 year professional software engineering experience; proficiency in C, C++, Java or Python; OOAD knowledge; ability to obtain Secret clearance; U.S. person required.
C, C++, Java, Python, Object Oriented Analysis & Design (OOAD)
2w
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Principal Software Engineer – Algorithm Team
Merrimack, New Hampshire, United States
$118k-$201k/yr OnsiteFull Time
6+ YOEBachelor's in CS/CE +6 yrs (or Master's +4 yrs); current/obtainable Secret clearance; expertise in ML/algorithm development, embedded or application software, C++/Python/Java; strong communication and software engineering practices.
C++, Python, Java, CUDA, Open CL
1w
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Principal Software Engineer - Digital Assets (Java, Spring Boot, AWS)
Merrimack, New Hampshire, United States
OnsiteFull Time
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
2w
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Entry Level Software Engineer
Hudson or Nashua or Merrimack
OnsiteFull Time
Bachelor's in CS/CE or related, proficiency in C/C++/Java/Python, working knowledge of OS and version control, eligible for US DoD security clearance.
C, C++, Java, Python, Windows, UNIX/Linux, Git, Bitbucket
1mo
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CEMA - Senior Software Engineer (Onsite)
Hudson, New Hampshire, United States
$97k-$165k/yr OnsiteFull Time
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
1w
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System Design Engineer
Dallas or Ottawa or Naperville or Westford or Canada
$108k-$154k/yr HybridFull Time
5+ YOEMaster's in Engineering/Computer Science/Physics,5+ years industry experience,carrier-class networking knowledge,WDM/IP/MPLS/GMPLS/Ethernet,proficiency with scripting and planning tools,strong analytical and problem-solving skills.
Microsoft Excel, Matlab, Python, OPNET, VPISystems, RSoft, Wandl, Cariden, SQL, Perl, C++, Java, Visual Basic
3mo
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Principal Systems Test Engineer (677)
Bedford, New Hampshire, United States
OnsiteFull Time
10+ YOEBachelor's degree in CS/Engineering,10+ years manufacturing or development experience, test fixture and automation expertise, familiarity with MIL-STD-810G and optical test techniques, US citizenship required.
Python, LabVIEW, Java, Selenium, JMeter, LoadRunner, JIRA, Azure DevOps, Altium, SAP
1w
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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/Developer
Merrimack, New Hampshire, United States
OnsiteFull Time
3+ YOEBachelor's in CS/Engineering/IT/IS +3 yrs (or Master's +1 yr) experience building enterprise microservices using Go and Java; expertise with Kafka, Redis, Elasticsearch, MongoDB, PL/SQL/MySQL, Docker/Kubernetes, Jenkins, AWS/Azure/GCP, Datadog, and performance tooling.
Datadog, Continuous Integration/Continuous Delivery (CI/CD), Amazon Web Services (AWS), Cloud Formation, EC2, ECS, EKS, Lambda, Azure, GCP, Java, Python, Groovy, Shell Scripting, GO, Golang, Spring Framework, Apache Kafka, Redis, ElasticSearch, NoSQL, MongoDB, PL/SQL, MySQL, Docker, Kubernetes, Jenkins, JProfiler, GoLang pprof, Grafana, Prometheus
5d
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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
1mo
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API / Integration Engineer - AI Reliability Engineering
Pittsfield, Massachusetts, United States
$119k-$131k/yr RemoteFull Time
3+ YOEBachelor’s or Master’s in CS/Engineering with 3-5+ years of experience; production API integrations; Python/Java; REST APIs; data pipelines; CI/CD; security clearance.
Python, Java, REST, APIs, Data pipelines, Docker, CI/CD, AWS, Azure, GCP, Snowflake
1mo
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Software Engineer II
Westford, Massachusetts, United States
$69k-$131k/yr OnsiteFull Time
2+ YOERequires 2+ years relevant experience, degree in STEM, Linux C++ and/or Java development experience, ability to obtain/maintain U.S. government security clearance (U.S. citizenship required).
C++, Java, Linux, PKI
6d
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Cybersecurity Research Engineer - RE/DSP
Bedford, New Hampshire, United States
$146k-$234k/yr OnsiteFull Time
8+ YOEAdvanced expertise in reverse engineering and digital signal processing, 8+ years experience with BS (or 6+ with MS/3+ with PhD), proficiency in C/C++/Java/Python/Go, OS and networking internals, modern development toolchains, Top Secret/SCI clearance and US citizenship.
C, C++, Java, Python, Go, Linux, MacOS, Windows, Git, subversion, CI/CD, GHIDRA, Hex-Rays IDA, Binary Ninja, Angr, Cuckoo sandbox, OllyDBG, WinDbg, Metasploit, Cobalt Strike, CORE, EMANE, MiniNet, Docker, Docker Swarm, Kubernetes, Terraform, AWS, Azure, OpenStack
1w
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Software Developer
Manchester, New Hampshire, United States
$85k-$117k/yr RemoteFull Time
8+ YOE8+ years software development with strong back-end focus (Java and/or NodeJS), RESTful API design, Angular front-end experience, AWS cloud, Git/GitHub, unit/integration testing, healthcare EDI knowledge, and U.S. citizenship/Public Trust eligibility.
Java, NodeJS, Angular, C#, .Net, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, Electronic Data Interchange X.12 (EDI), XML, JSON
1mo
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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
3mo
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Senior VLSI CAD Software Engineer
Santa Clara or Austin or Westford or Hillsboro or Durham or New York
$168k-$311k/yr OnsiteFull Time
10+ YOEMS/BS in CS/CPE or equivalent, 10+ years CAD/EDA tool development, strong CAD data structures/algorithms for physical VLSI, expert C++/Java/C#, familiarity with modern platforms (C++20, Java 21), git, CI/CD, IDEs, and AI-based code assistants.
C++20, Java 21, C++, Java, C#, git, IDEA, Microsoft Visual Studio, CLion, CI/CD, AI-based code assistant tools
3mo
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Senior Software Dev Engineer, Velocity
Westboro, Massachusetts, United States
$168k-$227k/yr OnsiteFull Time
5+ YOE5+ years professional software development; AWS experience; frontend (React) and backend APIs; leadership/mentorship; scalable systems; CI/CD and Docker/Kubernetes; multiple languages (Python, Java, NodeJS, Scala).
React, AWS, NodeJS, Python, Java, Kubernetes, Docker, REST, CI/CD