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Java Developer Jobs in Killingly Center, CT, US
180+ java developer jobs from 72 companies hiring in Killingly Center, CT, US.
2mo
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Software Engineer Co-op (March-August)
Waltham, Massachusetts, United States
$26-$30/hr HybridInternship
1+ YOEEnrolled in a Master’s program in CS/Software Engineering with 1-2 years of coding experience in Java and JavaScript/TypeScript; strong fundamentals; REST APIs; good communication; interest in applying AI to monitoring and operations.
Java, JavaScript, TypeScript, REST, Git, CI/CD
12h
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Software Engineer - Warehouse Management Systems (WMS)
Framingham, Massachusetts, United States
OnsiteFull Time
6+ YOE6+ years software engineering; 5+ years Java; 3+ years enterprise apps; 2+ years APIs/microservices; WMS/supply chain experience; MQ/Kafka/SFTP; cloud and DevOps familiarity
Java, Spring Boot, Postgres, NoSQL, Kafka, MQ, Pub/Sub, SFTP, TCP/IP, Docker, Kubernetes, Linux, AWS, Azure, GCP, CI/CD, DevOps
3w
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Mid-Level Software Engineer - Unmanned Systems
Middletown, Rhode Island, United States
$73k-$127k/yr OnsiteFull Time
2+ YOEBachelor's with 2-4 yrs or Master's with 0-2 yrs; C/C++, Java, Python; Linux; CI with GitLab/Jenkins; OO design; networking basics; SDLC/agile; DoD SECRET clearance required.
C++, Java, Python, Bash, tcsh, Linux, GitLab, Jenkins, CI/CD
1mo
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Software Development Test Engineer II
Needham, Massachusetts, United States
$74k-$124k/yr OnsiteFull Time
1+ YOEBachelor’s or Master’s in CS/Engineering; 1-2 years embedded software; C/C++, Python, or Java; embedded systems/RTOS; IoT protocols; Git/CI/CD; strong problem solving and communication.
C/C++, Python, Java, Git, CI/CD, MQTT, BLE, Wi-Fi, RTOS, Embedded Systems
1w
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Sr. Software Engineer (Healthcare/Claim Recovery) - Remote
Canton, Massachusetts, United States
RemoteFull Time
Senior-level software engineer experienced in backend development, data-driven workflows, SQL, and API integrations; familiarity with AI-assisted development and healthcare/subrogation workflows preferred.
Java, Python, SQL, APIs, AI tools
1w
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Associate Software Development Engineer (SDET), IT Software Engineers
Dresher or Baxter or Newton
RemoteFull Time
0+ YOEBachelor’s degree in CS/Engineering or related field; basic programming in C#, Python or Java; desire to learn in Agile environment; knowledge of testing concepts.
C#, Python, Java, PowerShell, Bash
1mo
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Energy Management Systems (EMS) Software Engineer
Holyoke, Massachusetts, United States
$136k-$182k/yr HybridMultiple Commitments Available
7+ YOE1+ MgmtSenior EMS software engineer with 7+ years in real-time/EMS software; strong UNIX, Oracle PL/SQL, C++, JAVA; leadership experience; excellent communication and analytical skills.
UNIX, Oracle PL/SQL, C++, JAVA
1w
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Software Engineer Backend/Platform Systems I (Intern) – United States
San Jose or Seattle or New York or Knoxville or Boston or Alpharetta or Milpitas or Austin or Raleigh (RTP) or Fulton or Maynard or San Francisco or Dallas or Atlanta or Hillsboro
HybridFull Time
0+ YOECurrently enrolled in an undergraduate degree or certification program; proficient in C/C++, Java, or Go; experience with microservices, APIs, Linux, and cloud platforms (AWS, Azure, GCP).
C++, Java, Go, Linux, TCP/IP, DNS, DHCP, AWS, Azure, GCP, pyTest, CI/CD, BGP, VLANs
1w
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Senior Software Engineer
Hartford, Connecticut, United States
$92k-$164k/yr RemoteFull Time
5+ YOE5+ years in reporting/analytics; Power BI, Snowflake; 3+ years C#/.NET or Java; MS SQL; frontend/API tech; cloud and DevOps; OpenAI tools.
Power BI, Snowflake, C#/.NET, MS SQL, React, JavaScript, jQuery, AJAX, CSS, HTML, REST API, OpenAI, GitHub Copilot, Terraform, Docker, Kubernetes, Azure, AWS, GCP, CI/CD, Linux, PowerShell, GitHub Actions, Azure DevOps
1w
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CEMA - Senior Software Engineer (Onsite)
Hudson, New Hampshire, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEActive Secret clearance, BS in computer science/engineering or related field, 4+ years of software development, C/C++/C#/Java, Linux, Git/Jira/Confluence/Bitbucket, CI/CD, Security+ certification.
C++, C, C#, Java, Linux, Git, Jira, Confluence, Bitbucket, CI/CD, Jenkins, Security+
1mo
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Process Engineer
Agawam, Massachusetts, United States
OnsiteFull Time
Bachelor’s in Mechanical, Electrical, Chemical Engineering, or CS; advanced degrees preferred; PLC, Python/Java/C++, SolidWorks, GD&T, FEA; rapid prototyping; strong problem solving and communication.
PLC, Python, Java, C++, SolidWorks, GD&T, Finite Element Analysis, COMSOL, Rapid prototyping
1mo
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Software Engineer (Lexington, MA, US)
Lexington or United States
$100k-$150k/yr HybridFull Time
BS in CS/CE or related field; Python; cloud deployment (AWS/Azure); CI/CD; databases; basic ML; Windows/Linux; strong communications.
Python, AWS, Azure, CI/CD, Databases, Go, C#, Java, JavaScript, C/C++, Rust, PowerShell, Bash, Perl, Windows, Linux
1mo
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Lead Data Engineer – Financial Data, Compliance & Business Intelligence
Chicago or Washington or Sarasota or Hartford or Costa Mesa or San Jose or Atlanta or Boston or Cleveland or Columbus or Dallas or Fort Lauderdale or Fort Wayne or Grand Rapids or Indianapolis or Los Angeles or Miami or New York City or Oak Brook Terrace or Sacramento or San Francisco or South Bend or Tampa or Houston or Austin
$111k-$226k/yr OnsiteFull Time
3+ YOE3+ years ETL development; experience with Bank Secrecy Act/AML regulations; consulting experience; strong ETL/EDW skills; Python/Java; cloud data warehousing (Azure/AWS/Snowflake); excellent communication and teamwork.
ETL tools, Python, Java, Azure, AWS, Snowflake
1mo
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Lead Software Engineer - Stanley Access Technologies
Farmington, Connecticut, United States
OnsiteFull Time
8+ YOE8+ years software engineering; solution architect experience; Agile; AWS/JVM stack; IoT interest; cross-domain leadership.
AWS, Java, Spring Boot, Docker, Kotlin, Angular, Flutter, Django, AWS IoT Core
1mo
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Lead Software Engineer - Stanley Access Technologies
Farmington, Connecticut, United States
OnsiteFull Time
8+ YOELead software engineer with 8+ years of experience; architecture leadership; full-stack skills; Agile; AWS; interest in IoT.
AWS, Java, Spring Boot, Docker, Kotlin, Angular, Flutter, Django
2mo
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Senior Performance Engineer
Chestnut Hill, Massachusetts, United States
$110k-$138k/yr HybridFull Time
6+ YOEBachelor’s or graduate degree in Computer Science or related field; 6+ years IT performance engineering/testing; strong Java/Python/JavaScript; cloud and containerization; extensive profiling and performance testing experience.
Java, Python, JavaScript, Angular, CSS, XML, HTML5, Oracle, PostgreSQL, MySQL, AWS, Azure, GCP, Docker, Kubernetes, Grafana, K6, CI/CD, APM, Profilers, Oracle Flight Recorder, JProfiler
1mo
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Lead Cloud DevOps Platform Engineer
Newark or Marlborough or Santa Clara
$128k-$201k/yr HybridFull Time
6+ YOELead DevOps role with 6+ years in cloud platforms (AWS/Azure/GCP), IAM, VPC, and managed services; strong Kubernetes, IaC, DevEx, security and regulatory compliance experience.
Kubernetes, Terraform, Pulumi, GitHub Actions, Azure DevOps, Jenkins, Ansible, HashiCorp Vault, AWS Secrets Manager, C#, C++, Python, Java
1w
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Palantir Forward Deployed Senior Engineer
Chicago or Milwaukee or Dallas or Columbus or Kirkland or New York or Cincinnati or St. Louis or Cleveland or Oklahoma City or Austin or Albany or St. Pete or Hartford or Pittsburgh or Phoenix or Seattle or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or San Francisco or Morristown or Denver or Boston or United States
HybridFull Time
5+ YOE5+ years data engineering; 3+ years Palantir Foundry/Gotham; 3+ years AI techniques with Palantir AIP; 5+ years cloud (AWS/Azure/GCP); 5+ years Python, PySpark, Java; Bachelor’s degree in CS/Engineering or equivalent
Python, PySpark, Java, Palantir Foundry, Palantir Gotham, AIP
2w
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Software Development Engineer in Test Co-Op
Foxboro, Massachusetts, United States
$23-$27/hr OnsiteFull Time, Internship
Pursuing a degree in Computer Science or Software Engineering; strong learning mindset in automation, DevOps, and quality engineering; authorized to work in the US full-time; internship for fall 2026.
Java, Python, Selenium, JUnit, TestNG, Appium, Cucumber, Jenkins, GitHub Actions, GitLab CI, Azure DevOps, JFrog Artifactory, JIRA, RestAssured, Postman, Docker, Cloud Platforms
1mo
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Sr. Staff ML Data Platform Engineer
Waltham, Massachusetts, United States
OnsiteFull Time
8+ YOE8+ years in data platforms; Spark, Kafka; data warehousing (BigQuery); Apache Arrow; Rust/Go/Java; Linux; data lifecycle management.
Spark, Kafka, BigQuery, Apache Arrow, Rust, Go, Java, Linux
5d
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Data Engineer II - Credit Review Automation and Analytics
Charlotte or Newark or Stamford or Plano or Dallas or Boston or Providence or East Hartford or Pennington
$94k-$115k/yr OnsiteFull Time
2+ YOETwo years internal audit experience required; 1 year programming/technical experience (SQL, Python, SAS, Alteryx, HTML, Java)
SQL, Python, SAS, Alteryx, HTML, Java
2mo
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Computer Systems Engineer II
Pawtucket, Rhode Island, United States
OnsiteFull Time
5+ YOEBachelor’s degree in Electrical Engineering or related field; 5-7 years control/computer system engineering; Ladder Logic with Allen-Bradley; strong HMI, Python, C, SQL, Java; virtualization; networking; MS SQL Server.
Ladder Logic, Allen-Bradley PLC, FactoryTalk, Ignition, Python, C, SQL, Java, CSS, VMware, OPC-UA, MQTT, Kepware, MS SQL Server
1mo
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Senior Site Reliability Engineer - Database Infrastructure
Bristol or New York
$142k-$199k/yr HybridFull Time
5+ YOE5+ years with Microsoft SQL Server, AWS/Azure, and database reliability; strong programming (Python/Java/Go); Windows, containers; Agile; Git version control.
Microsoft SQL Server, Amazon RDS for SQL Server, Azure SQL, Azure SQL MI, Git, GitLab, GitHub, Python, Java, Go, Windows, Containers
2mo
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Electrical Engineer/Scientist/Computer Scientist (Ph.D.)
Natick, Massachusetts, United States
$132k-$154k/yr OnsiteFull Time
0+ YOEPh.D. in Electrical Engineering, Computer Science, Physics or related field; experience in numerical analysis, modeling, simulation; programming in Python/C/C++/Java/MATLAB; strong communication and independent work ability; US work authorized.
Python, C/C++, Java, MATLAB, Finite Element Analysis, Numerical Analysis, Modeling, Simulation
2mo
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Platform Engineer
Framingham, Massachusetts, United States
$90k-$110k/yr OnsiteFull Time
Experience with infrastructure as code tools, scripting, cloud and container platforms; strong Linux knowledge; monitoring and CI/CD experience.
Chef, Puppet, Ansible, Bash, Go, Python, Ruby, Nagios, New Relic, Datadog, Linux, strace, lsof, netstat, Kubernetes, Helm, AWS, GCP, Azure, Maven, Jenkins, GitHub Actions, TeamCity, Java, Python, JavaScript
2mo
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SAP BTP Developer (Waltham, MA, US, 02451)
Waltham or Brooklyn or Hicksville or Syracuse or Connecticut or New Jersey or New Hampshire or Pennsylvania or Rhode Island or Vermont or Maine
$111k-$158k/yr HybridFull Time
SAP BTP Integration Suite, CPI, and API integrations; Java/Groovy/XML/JSON; ABAP basics; S/4HANA and Fiori knowledge; Agile/Waterfall experience; Bachelor's degree or equivalent.
SAP BTP, CPI, IDocs, ALE, XML, JSON, OData, SOAP, REST, SAP HANA Cloud, Git, SAP ABAP, UI5, Fiori, SAP Integration Suite
1mo
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Simulation Software Engineer (System Engineer)
Newport, Rhode Island, United States
OnsiteFull Time
3+ YOEActive secret clearance; Bachelor's degree; 3 years sim engine work; 7+ years sim experience for weapons/UUV; HWIL real-time exposure; RedHawk Linux familiarity; MS Office; strong communication and time management; fast-paced environment adaptability.
Java, C, C++, MATLAB, Simulink, CUDA, RedHawk Linux, Red Hat, Windows
3mo
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Data Engineer - Manager
Atlanta or Raleigh or Charlotte or Chicago or Cincinnati or Cleveland or Columbia or Dallas or Baltimore or New York or Albany or Buffalo or Boston or San Antonio or Sacramento or Los Angeles or Irvine or San Diego or Seattle or Orlando or Pittsburgh or Portland or Miami or New York or Houston or Phoenix or Atlanta or Las Vegas or Austin or Jacksonville or Florham Park or Hartford or Albany or Stamford or Cary or San Bernardino or Las Vegas or Baltimore or Portland or Albany
$99k-$232k/yr HybridFull Time
5+ YOE5 years of data engineering experience; Bachelor's degree in MIS, CS, Engineering, Math, or related field; cloud and data architecture knowledge; strong SQL and programming skills.
SQL, Python, Java, Scala, Hadoop, Spark, Kafka, AWS, Azure, GCP, ETL/ELT, Data Warehouses, Data Lakes, Data Governance, IAM, Terraform, CloudFormation, Databricks, Snowflake
2mo
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Sr. Staff Automation Engineer
Pawtucket, Rhode Island, United States
$135k-$145k/yr OnsiteFull Time
10+ YOE10+ years automation engineering in manufacturing; Bachelor's in Engineering/related; 3rd party automation project management; IQ/OQ; PLC/HMI/MES; robotics; design for automation; project management; AI/vision; regulated manufacturing.
PLC, HMI, MES, Python, Java, C++, LabVIEW, Allen-Bradley, Siemens, Jira, Minitab, SolidWorks, Creo
1mo
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Senior Automation Engineer
Framingham, Massachusetts, United States
$123k-$169k/yr OnsiteFull Time
7+ YOE7+ years in software quality engineering with automation; strong programming skills; experience integrating tests into CI/CD; knowledge of hardware-in-the-loop and wireless systems.
Python, Java, Jenkins, GitLab CI, GitHub Actions, Hardware-in-the-loop, Embedded systems, CI/CD
2mo
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Dev Ops Engineer III
Westborough or United States
$100k-$140k/yr HybridFull Time
5+ YOEBachelor’s degree or equivalent; 5 years PeopleSoft, Linux, and DevOps; container tech; cloud (AWS/Azure); SQL/NoSQL; network basics; on-call.
PeopleSoft, Oracle Database, Container, AWS, Azure, Kubernetes, Docker, Git, Python, PHP, Perl, Ruby, Java, REST, SSH, NTP, DNS, Docker
2mo
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Manager, Software Development
Newton, Massachusetts, United States
$130k-$177k/yr HybridFull Time
8+ YOELead software development team; cloud services (Azure/AWS); technologies .NET/Java/Node.js; front-end Angular/React; architecture and leadership; 8+ years experience; hybrid role in Newton, MA.
Azure, AWS, DOTNET, Java, Node.js, Angular, React, Docker, Kubernetes, DDD, Event-driven, Microservices
1w
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Electrical Systems Embedded Software Engineer
Groton, Connecticut, United States
OnsiteFull Time
5+ YOEBachelor’s in Electrical or Computer Engineering; 5-14 years experience; C++ proficiency; Navy submarine familiarity preferred.
C++, Matlab/Simulink, LabVIEW, RTOS, GIT, TFS, DOORS, MS Project, Java, .NET, MBSE
1w
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Systems Application Engineer II (Vision & Digital Solutions) (Minneapolis, MN, US, 02021)
Minneapolis or Canton
$84k-$127k/yr HybridFull Time
7+ YOE7+ years in industrial automation; 4+ years with vision inspection; Bachelor’s in Electrical or Mechanical Engineering; English fluency; up to 75% travel; remote/field-based role.
PLC, MATLAB, C/C++, Helcon, Lua, Java, Microsoft Office, SAP
1mo
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Software Engineering Advisor - Hybrid
Raleigh or Austin or Bloomfield or Denver or Bloomington or Morris Plains or Plano
$112k-$186k/yr HybridFull Time
8+ YOE8+ years in software automation testing; 3+ years in Agile; automation tools Selenium, Cucumber, Java, Cypress, Robot Framework (Python); OO programming; relational databases; GitHub; strong communication.
Selenium, Cucumber, Java, Cypress, Robot Framework (Python), GitHub, Object-Oriented Programming, Relational Databases, JavaScript, TypeScript, AWS, DynamoDB, S3, Lambda, Pega
1w
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Tech Innovation Intern
Westborough, Massachusetts, United States
$20-$23/hr OnsiteInternship
0+ YOEPursuing a degree in Computer Science/Engineering/Data Science; internship focus on full‑stack development, cloud, data and product prototyping; salary range $20-$22.50/hr; 25% travel; in‑office schedule.
React, Angular, Node.js, Python, Django, Flask, Java, Spring, Go, PostgreSQL, MySQL, MongoDB, Redis, REST, GraphQL, AWS, Azure, GCP, CI/CD, Infrastructure-as-Code
1mo
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Temporary Laboratory Software Technician
Worcester, Massachusetts, United States
$30/hr HybridPart Time, Temporary
Proficient in high-level languages; clinical software exp preferred; knowledge of medical data standards; strong debugging and data privacy focus; experience with Git.
C#, Python, C++, Java, Git
1mo
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Senior Software Architect
Needham, Massachusetts, United States
$181k-$227k/yr RemoteFull Time
5+ YOE5+ years AWS infra, 8+ years systems engineering, container platforms, multiple languages, FedRAMP/NIST knowledge, U.S. citizenship.
AWS, Kubernetes, CloudFormation, Terraform, Ansible, Datadog, Python, Java, C#, C++
6d
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Kubernetes Platform Specialist (AWS)
Hartford or Saint Paul
$49k-$105k/yr HybridFull Time
8+ YOE8-10 years in cloud engineering/DevOps, AWS (EKS, EC2, IAM, VPC, Lambda, S3, RDS, CloudFormation, CloudWatch, Route 53), Kubernetes/EKS, Docker, Python and shell scripting, Jenkins CI/CD, IaC (CloudFormation/Terraform/AWS CDK), security/compliance, architecture and automation.
AWS, EC2, EKS, IAM, VPC, Lambda, S3, RDS, CloudFormation, CloudWatch, Route 53, Kubernetes, Docker, Python, Bash, Go, TypeScript, Java, Jenkins, Terraform, AWS CDK, Terraform, Git, CI/CD, Infrastructure as Code, RBAC, network_policies, Helm
2mo
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Automation Tester with Hammer/Cyara and Conversational AI Testing experience
Hartford, Connecticut, United States
$71k-$113k/yr OnsiteFull Time
3+ YOE3+ years in QA automation; strong programming fundamentals; experience with Hammer On Demand, Cyara, Selenium; AI testing; CI/CD integration; API and backend testing; GenAI exposure.
Hammer On Demand, Cyara, Selenium, Java, JavaScript, Python, Git, Cucumber, SpecFlow, Windsurf, Cursor, REST, SOAP, AWS, GCP, IBM Cloud
HiringCafe market data
Java Developer Jobs market signals in Killingly Center, CT, 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
180+
Hiring companies
72
Fresh sample
40% new in 30d
Salary visibility
74% show pay
Companies appearing in this market
ArcfieldISO New EnglandMIT Lincoln LaboratoryAllegionBAE SystemsCiscoCognizantThe Cigna Group
Work location mix in visible results
Onsite: 26Hybrid: 23Remote: 4