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Java Backend Developer Jobs in Westford, MA, US
70 java backend developer jobs from 36 companies hiring in Westford, MA, US.
1mo
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Senior Backend Engineer (Java, AWS,React)
Boston, Massachusetts, United States
$125k-$155k/yr OnsiteFull Time
5+ YOEBackend Java expert with AWS, microservices, Spring Boot, REST APIs, and CI/CD.
Java, AWS, React, Spring Boot, Spring Cloud, Docker, Kubernetes, Kafka, RabbitMQ, SQL, NoSQL, MySQL, MongoDB, Cassandra, S3, ECS, EKS, Lambda, DynamoDB, REST, Bash, Terraform, CloudFormation
1mo
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Senior Backend Engineer (Java, AWS,React)
Boston, Massachusetts, United States
$125k-$155k/yr HybridFull Time
Backend Java with microservices on AWS; REST APIs; containerization; CI/CD; React/Next.js; Spring Boot; AWS certifications.
Java, AWS, React, Spring Boot, Kubernetes, Docker, Terraform, CloudFormation, REST, ECS, EKS, S3, RDS, DynamoDB, Kafka, RabbitMQ, Bash
2w
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Java backend data engineer - Smithfield RI
Smithfield, Rhode Island, United States
$40k-$142k/yr OnsiteFull Time
Photon: Independent technology services provider.
5+ YOEBachelor's degree with 5+ years' experience; 10+ years Java development with Spring; 2+ years AWS; 3+ years SQL; 1+ year Python; Docker; DevOps tools.
Java, Spring Batch, Python, AWS, Oracle, Snowflake, Unix Shell Scripting, Control-M, Jenkins, Terraform, CloudFormation, Docker, Kubernetes, SQL
1mo
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Senior Backend Engineer
Cambridge, Massachusetts, United States
$150k-$200k/yr OnsiteFull Time
Senior backend engineer with Python, Terraform, and GCP experience; plus familiarity with backend frameworks, cloud platforms, APIs, databases, CI/CD, version control, and microservices.
Python, Terraform, Google Cloud Platform, AWS, Azure, Node.js, NuxtJS, Express.js, JavaScript, TypeScript, Java, C++, Go, REST, gRPC, GraphQL, SQL, NoSQL, PostgreSQL, MongoDB, Firebase, Jenkins, CircleCI, GitLab, Git, Perforce
5d
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Backend Engineer- DevEx Team
Boston or Waltham
$112k-$151k/yr HybridFull Time
6+ YOE6+ years in software development in cloud-oriented environments; BS in Computer Science or equivalent; strong experience with Java/Kotlin/JS/TS/bash/Python; CI/CD with Jenkins; Kubernetes; cloud and infrastructure concepts; problem solving; AI/Platform engineering interest.
Java, Kotlin, JavaScript, TypeScript, Bash, Python, Jenkins, Kubernetes, Docker, Maven, Gradle, NPM, Nx, Backstage, CI/CD, Cloud
1mo
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Sr. Software Engineer - Backend
Lowell, Massachusetts, United States
$86k-$159k/yr HybridFull Time
7+ YOESenior backend developer with 7+ years of cloud-focused experience; proficient in Go, Python, Node.js, Java, and databases; strong background in microservices, APIs, DevOps, and security.
Go, Python, Node.js, C++, Java, AWS, Azure, Google Cloud, EC2, Lambda, S3, CloudFormation, MySQL, PostgreSQL, MongoDB, Redis, Cassandra, gRPC, REST, GraphQL, Docker, Kubernetes, CI/CD
2w
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Senior Backend Engineer, Enterprise AI
San Mateo or Boston or New York City or Salt Lake City or Lahore
HybridFull Time
Proven backend development experience; scale enterprise AI product; cloud platforms; mentoring; agile culture; strong communication; AI in workflows.
Go, Python, Java, Google Cloud Platform, Amazon Web Services, Microsoft Azure
2mo
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Software Engineer I (Backend)
Burlington or Pleasanton
$51k-$101k/yr OnsiteFull Time
0+ YOEBachelor’s degree in software engineering or related field; 0-2 years backend experience; Java 11+, Spring Boot, REST; PostgreSQL; testing tools; Git; teamwork in Agile.
Java 11+, Spring Boot, REST API, GraphQL, Azure, Service Bus, Cosmos DB, Blob Storage, Redis Cache, JUnit, Jest, Git
3d
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Associate Backend Software Engineer (Java, Vert.x, AWS) - Remote US
Waltham, Massachusetts, United States
$74k-$99k/yr RemoteFull Time
0+ YOE0-1 year of professional experience; strong OO programming; SQL; REST APIs; CI/CD; teamwork; ownership; entrepreneurially minded.
AWS, Java, Vert.x, REST APIs, Jenkins, GitHub, Claude Code
3w
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Software Engineer (Java Back-End)
Newton, Massachusetts, United States
$110k-$160k/yr OnsiteFull Time
2+ YOEStrong Java/Spring backend, microservices, Kubernetes/AWS, SQL, Git; CI/CD; 2–5 years experience; BS in CS or related field.
Java, Spring, Kubernetes, AWS, SQL, Git, CI/CD
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Software Engineer I (Backend)
Boston, Massachusetts, United States
$105k-$145k/yr OnsiteFull Time
Backend software development with REST APIs, Postgres, Java; AWS, Git, CS basics; interested in distributed systems and cloud.
Java, Kafka, PostgreSQL, AWS, Git, REST APIs, SQL
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Java Software Engineer
Wakefield or Wakefield
$90k-$120k/yr HybridFull Time
5+ YOE5+ years of Java backend development, Spring/Spring Boot, REST APIs, relational and NoSQL databases, testing, code reviews, collaboration, and problem-solving.
Java, Spring, Spring Boot, REST API, SQL, MySQL, PostgreSQL, DynamoDB, MongoDB, Git, Bitbucket, Dynatrace, Splunk, GitHub Copilot, Claude, Cursor AI
2mo
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Senior Software Engineer (Backend), Payments
Boston or New York or United States
$138k-$221k/yr HybridFull Time
5+ YOE5+ years backend design, scalable APIs, microservices, containerization; DynamoDB/PostgreSQL; Kotlin/Java; PCI-DSS familiarity.
Kotlin, Java, DynamoDB, PostgreSQL, APIs, Docker, Kubernetes
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Software Engineer I (Backend)
Burlington or Pleasanton
$51k-$101k/yr HybridFull Time
0+ YOEBachelor's in software/CS; 0-2 years backend experience; Java 11+, Spring Boot; microservices; REST APIs; PostgreSQL; Git/Jest; Azure; unit testing.
Java, Spring Boot, REST, GraphQL, Azure, Cosmos DB, Blob Storage, Redis, JUnit, Jest, JMeter, Git
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Senior JAVA Software Engineer
Cambridge or Concord
$125k-$165k/yr HybridFull Time
Strong Java development; API and backend design; scalable services; relational DBs; HTTP/XML/JSON; API integration; collaborative, self-driven.
Java, APIs, Relational Databases, HTTP/JSON/XML
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Senior Software Engineer, Backend
Boston, Massachusetts, United States
$130k-$160k/yr RemoteFull Time
Foley: Compliance and hiring software for safety-sensitive fleet operations.
Senior backend engineer with API design, distributed systems, cloud (AWS), containers, CI/CD, and collaboration.
C#, .NET, Java, AWS, Kubernetes, Docker, Datadog, Prometheus, CI/CD
6d
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Senior Lead Software Engineer, Back End (Python/Node.js)
McLean or New York City or Cambridge
$230k-$286k/yr OnsiteFull Time
6+ YOESenior backend software engineer with 6+ years experience, cloud (AWS/Azure/GCP), leadership experience preferred; strong Java, Python, Node.js, Go, Scala, and cloud/container tech.
Java, Python, SQL, Node.js, Go, Scala, Docker, Kubernetes, AWS, Azure, GCP
2w
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Senior Software Engineer – Backend Platforms, Vice President (Wealth Custody & Clearing)
Boston or Princeton or Irvine or Austin
$120k-$203k/yr HybridFull Time
9+ YOEBackend software engineer with 9+ years in distributed systems; senior/staff/principal level experience; Java/Spring Boot; cloud, microservices; financial services domain knowledge preferred.
Java, Spring Boot, Microservices, AWS, Kubernetes, PostgreSQL, Kafka, Caching, Distributed data stores, API design
2w
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Senior Software Engineer – Backend Platforms, Vice President (Wealth Custody & Clearing)
Boston or Princeton or Irvine or Austin
$120k-$203k/yr OnsiteFull Time
9+ YOE9+ years backend software engineering; staff/principal level experience; wealth/financial services domain; Java/Spring Boot; AWS/Kubernetes; PostgreSQL, Kafka; microservices; cloud-native architectures.
Java, Spring Boot, Microservices, AWS, Kubernetes, PostgreSQL, Kafka, REST API, Event-driven architectures
1mo
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Senior Software Engineer / Back-End Developer
Arlington or Woburn
$134k-$184k/yr OnsiteFull Time
5+ YOE5+ years of enterprise back-end software experience; active Secret security clearance with Top Secret eligibility; degree in software engineering, computer engineering, or computer science; mobile OS knowledge; OO programming, Linux, and shell scripting; design of platform components.
Linux, Shell scripting, CUDA, AWS, Python, Java, C++, Machine Learning, ETL, Geospatial, SQL
5d
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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
4d
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Senior Software Engineer - Java, Angular
Johnston or Iselin or Westwood or Medford or Phoenix
$107k-$161k/yr OnsiteFull Time
5+ YOE5+ years software development; 3+ years requirements gathering and design; strong collaboration; multi-language experience including frontend (Angular/React/Vue) and backend (Java/Python/JavaScript).
Java, Angular, Python, JavaScript, Golang, C, C++, Linux, AWS, Azure, GCP, CI/CD, Flowable, Banking
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Staff Software Development Engineer – Fulfillment
Woonsocket, Rhode Island, United States
$107k-$284k/yr HybridFull Time
7+ YOESeven plus years of software development; backend with Java/Spring; cloud (AWS/GCP/Azure); microservices in cloud native; technical lead experience.
Java, Spring Boot, AWS, GCP, Azure, Maven, Gradle, Jenkins, Harness, Cassandra, Postgres, CI/CD, NoSQL, SQL
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Software Engineer
Needham or Boston
$80k-$150k/yr HybridFull Time
Strong Java backend, Spring Boot, AWS; distributed systems; CI/CD; production experience; strong communication.
Java, Spring Boot, AWS, NodeJS, SQL
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Sr. QPU Software Engineer
Boston, Massachusetts, United States
$155k-$242k/yr OnsiteFull Time
5+ YOE5–10 years in software development; backend Kotlin/Java; frontend JS/TS with React/Vue; SQL/NoSQL; Docker/Kubernetes; RESTful services.
Kotlin, Java, JavaScript, TypeScript, React, Vue, SQL, NoSQL, Docker, Kubernetes, HTTP, REST
4d
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AEM Fullstack Developer (AEM + Next.js + Node.js)
Quincy or Boston or Princeton
OnsiteFull Time
8+ YOE8-12+ years in software development with strong AEM, frontend (Next.js/JavaScript), and backend (Node.js/Java). CI/CD and cloud experience. Hybrid/on-site capable.
AEM, Next.js, Node.js, Java, CI/CD, Cloud
1mo
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Vice President, Full-Stack Engineer
Boston, Massachusetts, United States
$68k-$195k/yr OnsiteFull Time
8+ YOE8+ years of full-stack development; strong backend (Java 17+, Spring/Spring Boot) and frontend (Angular 14+); Kafka; testing, CI/CD, DevOps; code quality, security checks; agile practices; AI-assisted development experience.
Java, Spring/Spring Boot, Angular, Kafka, JUnit, Mockito, Gherkin, Cucumber, SonarQube, Veracode, TDD, BDD, Git, GitLab, Docker, infrastructure-as-code, blue-green, feature-flag, SLF4J, Log4j, Splunk, MongoDB, NoSQL, JIRA, Confluence, Slack, Github Copilot, Claude Code, Cursor, Windsurf
1mo
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Software Development Engineer 4
Portland or Boston or Chicago or Dallas or San Francisco or Seattle
$141k-$173k/yr RemoteFull Time
10+ YOE10+ years backend engineering in fintech or lending; Salesforce integration; Java Spring Boot; microservices; API design; CI/CD; observability; AWS.
Java, Spring Boot, Spring Cloud, Kafka, RabbitMQ, OpenTelemetry, OpenAPI, Swagger, Salesforce integration
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Senior Software Engineer, Supplier Platform (Remote)
Boston, Massachusetts, United States
$158k-$190k/yr RemoteFull Time
5+ YOE5+ years backend development using Go, Ruby on Rails, Java or similar; design relational data models and APIs; CI/CD basics; telemetry and feature flags; collaboration with product/design; mentoring.
Go, Ruby on Rails, Java, CI/CD, Tableau, Telemetry, Feature flags, Relational databases
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Senior Software Engineer I, (Discovery)
Seattle or Boston
$141k-$226k/yr HybridFull Time
10+ YOE10+ years in software development; experience designing scalable, highly-available cloud systems; backend experience in Java/Scala/Go/C#/similar; Elasticsearch; Kafka/ActiveMQ; SQL/NoSQL; Golang, GraphQL, TypeScript a plus.
Elasticsearch, Kafka, ActiveMQ, SQL, NoSQL, Java, Scala, Go, C#, GraphQL, TypeScript, Golang
2w
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Machine Learning Engineer
Manchester, New Hampshire, United States
OnsiteFull Time
6+ YOEMS in CS or AI; 6+ years backend and distributed systems; strong Java/Python; production ML models; Kafka/Spark; microservices; databases; AWS.
Java, Python, Spring Framework, Hibernate, PyTorch, Kafka, Spark, ZooKeeper, AWS, REST APIs, NoSQL databases, SQL databases
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Senior Software Engineer II
North Carolina or Dallas or Boston or Chicago
$197k-$232k/yr RemoteFull Time
5+ YOE5+ years backend design/implementation, distributed systems, cloud (AWS/GCP/Azure), Docker/Kubernetes, Java/Go/C/C++, on-call, mentoring.
Java, Go, C/C++, Python, Docker, Kubernetes, Apache Kafka, Flink
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Staff Software Engineer – AI & MCP
Boston, Massachusetts, United States
OnsiteFull Time
7+ YOELead backend AI and MCP services; build Java/Python microservices; optimize Elasticsearch; design and implement large-scale data pipelines and integrations.
Java, Python, Elasticsearch, Apache Beam, Google Cloud Dataflow, Airflow, BigQuery, Docker, GitHub Actions, GCP, REST, SOAP
1mo
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Software Engineer (Full-Stack)
Bedford, Massachusetts, United States
$86k-$130k/yr HybridFull Time
Full-stack development experience; backend and frontend; relational DBs; cloud platforms; containers; CI/CD; testing; Agile; strong communication.
React, Angular, Vue, Java, Kotlin, C#, Go, Docker, Kubernetes, Git, AWS, Azure, GCP, TeamCity
2mo
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Software Engineer II – Video Platform
Boston, Massachusetts, United States
$94k-$138k/yr HybridFull Time
2+ YOEExperience building cloud-based backend systems; proficiency in TypeScript, C#, Go, or Java; knowledge of distributed systems; AWS; Agile teamwork; ownership mindset.
TypeScript, C#, Go, Java, AWS, Docker, Kubernetes
2mo
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Senior Software Engineer, Ecosystem
San Francisco or Boston or Austin or Tokyo or London or Bangalore or Hyderabad or New York
$200k-$240k/yr HybridFull Time
8+ YOE8+ years experience building backend or full stack services; proficient in Java, NodeJS, ReactJS; Bachelor's in Computer Science or equivalent; strong problem solving and distributed systems experience.
Java, Node.js, React.js
4d
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Software Development Engineer I, Inventory Platform
Boston, Massachusetts, United States
$97k-$122k/yr HybridFull Time
0+ YOEEntry-level software engineer with 0–2 years of experience; backend services, Java/Spring/MongoDB/AWS; familiar with data structures, APIs; strong communication; hybrid work setup.
Java, Kotlin, C#, Spring, MongoDB, AWS, MySQL, SQS
2mo
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Principal Software Engineer
Waltham, Massachusetts, United States
$164k-$257k/yr HybridFull Time
5+ YOE5+ years backend, data, or infrastructure engineering; distributed systems, big data infra, or Applied AI/ML expertise; Java, Go, or Python; SQL; experience with ClickHouse, DynamoDB, Bigtable, Kafka, Kinesis, Snowflake.
Java, Go, Python, SQL, ClickHouse, DynamoDB, Bigtable, Memcached, Kafka, Kinesis, Firehose, Airflow, Snowflake, LangGraph, MCP, Copilot, ChatGPT, Claude
6d
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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
3h
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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)
Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami
$103k-$188k/yr HybridFull Time
3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.
Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs
HiringCafe market data
Java Backend Developer Jobs market signals in Westford, MA, 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
70
Hiring companies
36
Fresh sample
48% new in 30d
Salary visibility
85% show pay
Companies appearing in this market
CVS HealthPublicis GroupeState StreetToastWHOOPWEXAbbottAxon
Work location mix in visible results
Hybrid: 30Onsite: 23Remote: 7