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Java Developer Jobs in Tonawanda, NY, US
65 java developer jobs from 37 companies hiring in Tonawanda, NY, US.
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Java Application Developer
Toronto, Ontario, Canada
HybridFull Time
4+ YOE4+ years Java software development; Linux microservices; SQL/NoSQL; IBM MQ / RabbitMQ / Kafka / Solace; REST API; Git; OpenShift/Kubernetes; Oracle and MongoDB; GraalVM/Quarkus asset.
Java, Linux, IBM MQ, RabbitMQ, Kafka, Solace, REST API, Git, Quarkus, GraalVM, Kubernetes, OpenShift, Oracle, MongoDB, Docker, Podman, Helm, Azure Kubernetes Service, CI/CD
1mo
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Java Engineer, TD Securities
Toronto, Ontario, Canada
$105k-$129k/yr HybridFull Time
3+ YOE3+ years in software development; strong Java backend with Spring Boot; experience with distributed/real-time systems; financial services exposure; messaging/streaming tech experience; collaborative cross-functional work.
Java, Spring Boot, WebSocket, REST API, Solace, FIX Protocol, Maven, TeamCity, Azure, GitHub, MongoDB, Azure SQL Server
1w
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Senior Java Developer
Brooklyn or Amherst
$80k-$150k/yr HybridFull Time
5+ YOE5+ years of relevant experience; strong Java backend, React frontend, HTML/CSS, Git, RESTful APIs; CI/CD and SQL knowledge beneficial; bachelor's degree or equivalent experience preferred.
Java, React, HTML/CSS, Git, RESTful APIs, CI/CD, SQL
1mo
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Software Engineer (Java) (Toronto, ON, CA, M5H4A6)
Toronto, Ontario, Canada
HybridFull Time
5+ YOE5+ years of Java-based enterprise development; Unix scripting; database development with Oracle; JMS/Kafka; Linux; Agile; UI frameworks; DevOps; bachelor’s degree in CS or related field.
Java, J2EE, Spring, Unix, Shell Scripting, Oracle, SQL, JMS, Kafka, IBM MQ, Tibco EMS, Linux, Git, Bitbucket, JIRA, Vue.js, DevOps, Accelerator pipeline
3w
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Software Development Engineer (Java/Scala)
Toronto, Ontario, Canada
OnsiteFull Time
5+ YOE5+ years Java/Scala; 5+ years backend with Spring/Spring Boot; 3+ years with big data tools (Spark/Hadoop/AWS); strong communication; bachelor's in CS/Engineering; masters/PhD preferred.
Java, Scala, Spring, Spring Boot, Apache Spark, Hadoop, AWS, Snowpark, Azure Databricks, Azure Data Factory
1mo
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Senior Software Engineer – Java 8 & Azure Migration
Buffalo, New York, United States
$97k-$162k/yr OnsiteFull Time
3+ YOE5+ years in systems analysis or application development; Java 8 backend; experience with cloud migrations (Azure); DevOps and CI/CD exposure; financial services domain preferred.
Java, Azure, CI/CD, DevOps, Mainframe ACAPS
2mo
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Staff+ Engineer
Toronto, Ontario, Canada
$140k-$200k/yr HybridFull Time
5+ YOE5+ years Java development; strong Java, Spring, AWS, Docker/Kubernetes; SQL/MySQL; Redis; microservices; strong collaboration.
Java, SQL, MySQL, Redis, AWS, Docker, Kubernetes, Spring Boot, Spring MVC, Spring WebFlux, Unit testing, Integration testing
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Software Developer
Toronto, Ontario, Canada
$101k-$130k/yr RemoteFull Time
2+ YOE2+ years software development; full stack with Angular, Java and/or Python; degree in Computer Science, Software Engineering, Economics or Mathematics or equivalent; experience with Progress OpenEdge or Oracle/MySQL; strong communication.
Angular, Java, Python, Progress OpenEdge, Oracle, MySQL
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Senior Application Developer
Toronto, Ontario, Canada
$120k-$130k/yr HybridFull Time
5+ YOE5–7 years backend software development experience; Python and Java; strong SQL; AWS; CI/CD; Docker; scripting; collaboration and mentorship.
Python, Java, SQL, AWS, Docker, Kubernetes, Terraform, CloudFormation, Bash, GCP, Azure, CI/CD, Jenkins, LLM/tools
1mo
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Staff Developer, Customer Identity
Toronto, Ontario, Canada
$145k-$195k/yr OnsiteFull Time
10+ YOE10+ years software development; strong in Java, Kotlin, Go; distributed microservices; cloud platforms; identity/security experience; backend-focused with cross-stack collaboration.
Java, Kotlin, Go, Distributed systems, Cloud platforms (GCP, AWS, Azure), Relational databases, NoSQL databases, Redis, OAuth 2.0, OpenID Connect
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Senior Platform Engineer
Buffalo, New York, United States
$136k-$171k/yr OnsiteFull Time
5+ YOE5+ years’ Java development; API and integration design using REST/messaging/batch/event patterns; CI/CD with GitLab; cloud (AWS/Azure); secure development; cross-functional collaboration.
Java, REST, GitLab, CI/CD, AWS, Azure
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Software Developer
Toronto or Montreal
OnsiteFull Time
2+ YOE2-3 years front-end, React or Angular; 1 year Node/Java with Spring; OO design; SQL; English communication.
React, Angular, Node.js, Java, Spring, SQL, Jenkins
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Software Engineer III
Buffalo, New York, United States
OnsiteContract
Need strong Java/Spring Boot development, REST API design, OpenShift, ELK stack, and GitLab; leadership and collaboration abilities; 8-month project duration.
Java, Spring Boot, REST API, OpenShift, ELK, GitLab
2d
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Senior Software Developer
Toronto, Ontario, Canada
$113k-$148k/yr HybridFull Time
6+ YOE6+ years in Java or similar language; distributed systems/microservices; Git proficiency; strong collaboration and communication.
Java, Git, Kafka, NoSQL, REST, AWS
2mo
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Junior Full Stack Engineer
Toronto, Ontario, Canada
$70k-$94k/yr HybridFull Time
2+ YOEBachelor’s degree in engineering or computer science; 2+ years of application development; strong Java, Node.js, Python; cloud experience; CI/CD; Jira; financial industry knowledge preferred.
Java, Node.js, Python, AWS, Azure, GCP, Jenkins, Bamboo, CodePipeline, JIRA, Maven, Eclipse, React, SQL
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Software Engineer 3, Backend
Toronto, Ontario, Canada
$118k-$158k/yr HybridFull Time
5+ YOE5+ years in software development; strong in distributed systems; proficient in Java/Scala; RESTful services; experience with Python/JavaScript a plus; web apps with modern JS frameworks; data-driven apps with RDBMS/NoSQL; big data tech (Spark, Flink, Kafka); leadership experience as lead developer.
Java, Scala, RESTful Web Services, Python, JavaScript, React, Angular, RDBMS, NoSQL, Spark, Flink, Kafka
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Database Developer
Toronto, Ontario, Canada
OnsiteFull Time
5+ YOE5+ years database development with MS SQL Server; SQL, ETL; AWS RDS; Python, PHP, JavaScript; HTML; Bachelor's in CS or Electrical Engineering.
MS SQL Server, SQL, AWS, Tableau, SSRS, Power BI, Python, Flask, JavaScript, React, PHP, Git, IIS, Apache, Tomcat, C#, Java, C++, Linux, Windows Server
2w
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Staff Software Engineer - International Card Tech - Full-stack
Toronto, Ontario, Canada
HybridFull Time
8+ YOEFull-stack engineer with 8+ years of hands-on development, strong AWS experience, and expertise across JavaScript, Java, Python, and frontend frameworks.
JavaScript, Java, TypeScript, Python, Node.js, React, Angular, Go, AWS, Open Source RDBMS, NoSQL, RESTful APIs
3mo
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AI Developer Senior
Toronto or Mississauga
$119k-$145k/yr HybridFull Time
7+ YOE7+ years in software/data/ML engineering; 2+ years building LLM-based solutions; proficient in Java, Python, or TypeScript; strong cloud, containers, and CI/CD experience; bilingualism for Quebec is required; eligible to work in Canada.
Java, Python, TypeScript, GCP, AWS, Docker, Kubernetes, CI/CD, LangChain, Vertex AI, OpenAI, Anthropic, Pinecone, Weaviate, Milvus, pgvector
2w
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Sr. UI Developer (Angular)
Toronto, Ontario, Canada
$60k-$110k/yr HybridFull Time
8+ YOE8+ years UI engineering with Angular, data integration, distributed systems, Java/Spring, REST/microservices, cloud, and mentoring.
Angular, NgRx, RxJS, Signals, Nx, Java, Spring, REST, GitHub, Bitbucket, IntelliJ, Copilot, SQL, PL/SQL, Azure, AWS, Hadoop, Spark, Cassandra
4w
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Flutter Engineer
Toronto, Ontario, Canada
$70k-$115k/yr HybridFull Time
2+ YOE3+ years OO programming experience; strong SOLID/design patterns; experience in languages like Java/JavaScript/C/C++/C#/Swift/Kotlin; full-time commitment required.
Flutter, Dart, Java, JavaScript, C, C++, C#, Swift, Kotlin
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Sr Software Developer
Perry, New York, United States
$100k-$120k/yr HybridFull Time
4+ YOESenior IT software developer with 4+ years leading IT initiatives; requires a Bachelor's in CS or related field (preferred); PMP is a plus; strong communication and collaboration skills.
C++, JAVA, C#, Artiva, HTML, Excel, PowerPoint, Project, Word, Access
2w
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Senior Application Developer
Buffalo, New York, United States
$110k-$140k/yr HybridFull Time
5+ YOEBachelor's degree in CS or software engineering; 5+ years software development; strong Azure experience; proficient in C#, .NET, Python; experience with distributed cloud apps; Agile/DevOps.
Azure, C#, DotNet, Python, Java, Blazor, MVC, Struts 2, Spring, AI-assisted tools
1mo
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Software Engineer III, Vehicle Intelligence
Buffalo, New York, United States
$110k-$150k/yr OnsiteFull Time
5+ YOEBachelor's in CS or related field; 5+ years with Python/Java/C#/Perl/JavaScript; experience with automated testing and CI/CD; containerization and RPC services.
Python, Java, C#, Perl, JavaScript, Containers, Kubernetes, RPC (Thrift/gRPC)
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Software Engineer - AI Pipelines
Toronto or Vancouver
$112k-$168k/yr RemoteFull Time
3+ YOE3+ years backend software development; Python; distributed systems; Kubernetes; ML/LLM experience; bachelor's degree in CS/Engineering or related field.
Python, Kubernetes, Go, Java
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Senior Platform Engineer
Buffalo, New York, United States
OnsiteFull Time
5+ YOEMinimum 5 years in Java development; API/integration experience; CI/CD with GitLab; cloud experience (AWS/Azure).
Java, REST, APIs, CI/CD, GitLab, AWS, Azure, iPaaS
2mo
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Software Engineer, Full-Stack Applications (Toronto) (Toronto, ON, CA)
Toronto, Ontario, Canada
HybridFull Time
7+ YOE7+ years of full-stack enterprise application experience; strong backend (Java/Spring Boot, Python) and frontend (React) skills; cloud and DevOps proficiency; collaboration and communication skills.
Java, Spring Boot, Maven, Python, FastAPI, Flask, React, Node.js, TypeScript, JavaScript, PostgreSQL, Oracle, MongoDB, AWS, Kubernetes, GitHub Actions, Bash, Pandas
2w
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2026 Fall Student Opportunities Capital Markets, QTS - Software Developer, 4 months
Toronto, Ontario, Canada
OnsiteInternship
Pursuing degree in CS, engineering, mathematics or related field; experience in UNIX/Linux or Windows environments; proficient in Java, C#, C/C++, Python, JavaScript, HTML/CSS; strong analytical and interpersonal skills; MS Office skills.
Java, C#, C/C++, Python, JavaScript, HTML, CSS
3w
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Verafin - Software Developer Specialist (Real Time ACH Pipeline)
St. John’s or Toronto
HybridFull Time
5+ YOEBachelor's degree in Computer Science or Computer Engineering; 5+ years software development experience; strong OO design; AWS with Terraform; debugging in cloud environments; effective communicator.
AWS, Terraform, Java, Python, Scala, SQL, Spark, EMR
1d
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Intern, Software Developer (Fall 2026)
Toronto, Ontario, Canada
$74k-$90k/yr HybridInternship
Currently enrolled student in a Canadian post-secondary institution or technical program; available for 4–8 months; eligible to work in Canada; able to commute to Toronto HQ on Wednesdays and Thursdays; at least 2 paid work terms completed; internship with hybrid/remote work.
Ruby on Rails, Java, Kotlin, React, Angular, AWS, RDS, Aurora, SQS, SNS, S3, Kafka
1mo
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Software Engineer IV
Rochester or Buffalo or Utica or Dewitt or Albany
$88k-$177k/yr RemoteAll Commitments Available
3+ YOEAssociate degree or 3+ years of experience; basic programming knowledge; SDLC understanding; ability to communicate with teams; familiar with source control and basic security concepts.
Programming languages: C#/.NET, Java, SQL, C++, Python, Visual Basic, JavaScript, Informatica, CI/CD, Pega, Power BI, Cognos, Unix, Windows, OpenAPI, OWASP
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
1w
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Ingénieur(e) qualité (IA et automatisation des tests) – Canada
Toronto, Ontario, Canada
$65k/yr HybridAll Commitments Available
0+ YOEQA/quality engineer with skills in test automation, API testing, and AI/ML-enabled testing; bilingual in French and English; 0-1 year experience; Java and Python; knowledge of CI/CD and test frameworks.
Java, Python, REST Assured, Postman, JIRA, CI/CD (Jenkins, GitLab Actions), AWS / Azure / GCP (cloud basics), Docker, SQL
2w
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Full-Stack Automation Engineer
Toronto, Ontario, Canada
$64k-$80k/yr OnsiteFull Time
4+ YOE4–7 years of automation experience; API-based automation; web/mobile test automation; AI-assisted automation experience preferred; financial industry experience; undergraduate degree in CS/engineering/info systems; relevant certifications asset.
API technologies, REST, JSON, OAuth, OpenAPI, workflow automation, RPA, iPaaS, custom frameworks, Java, Python, JavaScript
3w
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Intern, Software Development (Summer 2026)
Toronto, Ontario, Canada
OnsiteInternship
0+ YOEPursuing a degree in Computer Science, Software Engineering, or related field; proficient in Python or JavaScript/Java; basic APIs, web development, and databases (SQL/NoSQL); strong problem-solving and teamwork.
Python, JavaScript, Java, APIs, SQL, NoSQL, React, Node.js
3mo
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Software Engineer in Test III
Toronto, Ontario, Canada
HybridFull Time
4+ YOEBachelor’s degree in CS or related field; 4+ years of testing/SDET experience focused on data systems; strong SQL and at least one programming language for data processing; experience with cloud data warehouses and orchestration/streaming tech; travel industry experience preferred.
Python, SQL, dbt, Great Expectations, Airflow, Snowflake, BigQuery, Redshift, Azure, Parquet, Avro, ORC, Pandas, PyArrow, Looker, Tableau, Monte Carlo, Kafka, Spark, Scala, Java
1w
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Solution Architect - (Digital / Banking)
Toronto, Ontario, Canada
$95k-$176k/yr OnsiteFull Time
5+ YOE5+ years of solution architecture in enterprise environments; 5+ years of software development (Angular, Java, Node.js, etc.); experience with internet-facing applications, web/mobile technologies, cloud (AWS); SOA and API design knowledge.
AWS, Angular, Java, Node.js, OAuth, OIDC, SAML, JWT, REST, SOAP, XML, JSON, Swagger, Spring Boot
2mo
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Senior SDE Lead
Toronto, Ontario, Canada
$160k-$200k/yr HybridFull Time
7+ YOE3+ MgmtLeads a software data engineering team; 7+ years OO programming; SQL, Kafka, Hadoop, or Flink experience; BS in Software Engineering; financial data pipelines a plus.
SQL, Kafka, Hadoop, Flink, Java, C#, Scala
3w
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Manager AI and Applied Research
Eagan or Frisco or New York or Ann Arbor or Toronto
$171k-$318k/yr HybridFull Time
8+ YOEPhD in a relevant field or Master’s plus equivalent experience; 8+ years IR/NLP and GenAI/LLM; prior management; proven enterprise AI delivery.
Python, Java, Scala, MLOps, AWS, Azure, LLMs, NLP, IR, Gens
HiringCafe market data
Java Developer Jobs market signals in Tonawanda, NY, 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
65
Hiring companies
37
Fresh sample
65% new in 30d
Salary visibility
70% show pay
Companies appearing in this market
eBayM&T BankScotiabankRoyal Bank of CanadaTD BankACV AuctionsAutodeskCoast Professional
Work location mix in visible results
Hybrid: 31Onsite: 26Remote: 3