1mo
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Java Engineer (CONTRACT)
Weehawken, New Jersey, United States
$60k-$135k/yr OnsiteContract
5+ YOESenior full‑stack engineer with expertise in Java, cloud-native development, web front-end (React.js), APIs, databases (SQL/NoSQL), and CI/CD; bachelor's degree in CS/engineering required.
Java, Go, Python, JavaScript, React.js, SQL, NoSQL, AWS, Azure, AWS Lambda, Firebase, Docker, Kubernetes, Knative, Git, CI/CD
3w
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Java Developer
New York or Jersey City
$65k-$75k/yr OnsiteFull Time, Contract
4+ YOEBachelor's degree, 4+ years software development experience, strong Java 11+, Spring Boot, Microservices, Angular, Kafka, MongoDB/SQL/PL-SQL, ELK Stack, and CI/CD experience.
Java, Spring Boot, Spring Framework, Microservices, Angular, Apache Kafka, MongoDB, SQL, PL/SQL, Elasticsearch, Logstash, Kibana, CI/CD
4w
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Java Backend Developer
New York, New York, United States
$100k-$130k/yr HybridFull Time, Contract
5+ YOEBachelor's degree required; 5+ years Java development experience with Java 21; backend and REST API development; Linux, multithreading, distributed systems, Git, and strong debugging skills.
Java 21, AutoSys, Git, Python, KDB, Linux, REST
1mo
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JAVA Developer L3
New York, New York, United States
$80k-$90k/yr OnsiteContract
5+ YOE5+ years Java 8 experience, bachelor’s degree in CS or related field, proficiency with OOP, RESTful APIs, Git; strong communication and problem-solving skills.
Java 8, Git, RESTful APIs, Spring, Hibernate, HTML, CSS, JavaScript, SQL, NoSQL
2mo
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Sr. Java Full Stack Engineer
Jersey City or Westlake
$70-$100/hr OnsiteContract
10+ YOEBachelor's degree,10+ years software development experience,expertise in Java and Python,low-latency distributed systems,experience with Kafka,KDB+,FIX,CI/CD and AWS; willing to participate in on-call rotations.
Java, Python, Linux, 29West, Kafka, KDB+, FIX, GitHub Copilot, GitHub, Maven, Jenkins, Artifactory, uDeploy, AWS
1w
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Algo Developer - Contract
New York, New York, United States
$600-$800/day OnsiteContract
3+ YOE3+ years building equity algorithmic trading systems, hands-on Java development, strong teamwork and self-management, bachelor's or master's in CS/engineering, experience with distributed/event-driven systems preferred.
Java, CI/CD, TCP/IP
3w
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SR Java Backend / Full Stack Developer LEAD
Whippany or New York
HybridContract
Strong Java (8/11/17+) and Spring Boot experience, microservices and REST API development, Angular frontend exposure, SQL/NoSQL knowledge, Kafka familiarity, CI/CD experience; candidates must be based in NY or NJ and eligible on H4 visa.
Java, Spring Boot, Microservices, REST APIs, Angular, SQL, NoSQL, Kafka, CI/CD, Docker, Kubernetes, AWS, Azure, GCP
1w
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Senior Software Engineer (Java)
Antwerp or Leuven or Lisbon or Krakow or Kyiv or New York
RemoteContract
7+ YOE7+ years building production backend systems in regulated financial environments; strong Java and Spring Boot; API-first, concurrency, Kafka, OpenTelemetry, CI/CD, secure SDLC; strong technical writing.
Java, Spring Boot, Apache Kafka, OpenTelemetry, CI/CD, TypeScript, Node.js, NestJS, Ethereum, Bitcoin, Solana, XRPL, MPC, HSMs, BambooHR
2w
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Lead Software Engineer (Full-stack) - Contract
New York City or United States or North America
$100-$125/hr RemoteContract
10+ YOE3+ MgmtUS-based, US citizen required; BS in CS or related; 10+ years software development; 4+ years Java backend; 3+ years technical leadership; full-stack experience across frontend, backend, and cloud; strong client-facing skills.
React, Vite, Expo, TypeScript, WebSockets, Java, Dropwizard, Node.js, Python, FastAPI, Django, AWS, Lambda, ECS, Fargate, RDS, CloudFront, CloudWatch, SNS, SQS, Azure, Docker, Terraform, Pulumi, GitHub Actions, Postgres, Redis, TimescaleDB, DynamoDB, Jest, Cypress, Pytest
3mo
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Lead Software Engineer-Java/Cloud
New York, New York, United States
$152k-$215k/yr OnsiteMultiple Commitments Available
8+ YOE8+ years software engineering experience; cloud technologies; Java/Spring; Kubernetes; SQL/NoSQL databases; SDLC; CI/CD; agile practices.
Java, Spring, Kubernetes, Splunk, Dynatrace, Postman, SQL, NoSQL, CI/CD, Cloud Technologies, AI tools
2mo
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Staff Cloud Engineer - Contract
Scottsdale or Chicago or San Francisco or New York
HybridContract
8+ YOEEight+ years distributed systems, cloud, Java/Spring; Docker/Kubernetes; AWS/CI/CD; 2+ years frontend; US-work eligibility; no visa sponsorship.
Docker, Kubernetes, Terraform, Ansible, AWS, Google Cloud, Azure, Java, Spring, Maven, Gradle, Kafka, RabbitMQ, Jenkins, Angular, React, CI/CD, Git
2d
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Remote Software Developer
San Francisco or New York or United States or Canada or United Kingdom or Netherlands or Italy or Germany
$200-$300/hr RemoteContract
3+ YOE3+ years software engineering experience; full-stack development, software architecture, debugging, and code-review skills; proficiency in Python, JavaScript (ReactJS), C/C++, Java, Rust, and Go; strong written and oral communication.
Python, JavaScript, ReactJS, C/C++, Java, Rust, Go
1mo
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Sr. Backend Dev – Java/Spring Boot, Angular, Cloud - TX
Texas or Chicago or New York City
$44k-$154k/yr HybridFull Time, Contract
Photon: A digital modernization services firm that builds and operates digital experiences for large enterprises.
5+ YOE5+ years software development experience; strong Java and Spring Boot skills, Angular, cloud (GCP/Azure), CI/CD, RESTful APIs/microservices, data structures and algorithms; 3+ years building APIs; ability to lead technical decisions and mentor engineers.
Java, Spring Boot, Angular, GCP, Azure, CI/CD, RESTful APIs, Microservices, Kafka, Pub/Sub
1w
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Senior Software Engineer
New York, New York, United States
OnsiteContract
15+ YOE15 years' experience with Core Java, Java Restful APIs, Gradle, Spring/Spring Boot, MQ Series; strong OOP, integration, testing, Git and CI/CD; BS in CS or Engineering required.
Core Java, Java Restful APIs, Gradle, Spring, Spring Boot, IBM Websphere MQ Series, Spring Batch, JavaScript, HTML 5, JUnit, Concordion, Cucumber, Gherkin, Git, Jenkins, Kafka, Websockets, Hazelcast
1mo
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V.I.E. Front office developer - New York, United States
New York, New York, United States
HybridFull Time, Contract
Master's in Computer Science, a few years' software development experience, professional C# and/or Java and SQL skills, familiarity with REST APIs, MSSQL/Postgres, Git, and English/French fluency.
C#, Java, MSSQL, POSTGRES, Git, Python, Angular, React, REST APIs
1mo
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Custom Software Engineer Platform Engineer - 6332775
Charlotte or Jersey City or Cleveland or California or Colorado or District of Columbia or Illinois or Maryland or Massachusetts or Minnesota or New York or New Jersey or Washington
$70-$80/hr HybridFull Time, Contract
5+ YOE5+ years building and maintaining enterprise platform solutions; Bachelor’s degree; expertise in performance, observability, scalability, security, reliability; experience with Java/J2EE, Spring Boot, Mule, Kafka, SQL/PLSQL, OpenShift/Kubernetes, observability and integration tools.
Java, J2EE, Spring Boot, Mule, Mule ESB, Anypoint Platform, Web Services, Kafka, SQL, PL/SQL, Oracle, XML, JSON, OpenShift, Kubernetes, MQ, Splunk, Dynatrace, AppDynamics
3mo
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Staff Software Engineer - AI Platform (NYC)
New York City, New York, United States
$191k-$254k/yr OnsiteAll Commitments Available
10+ YOE10+ years in HTML/CSS/JavaScript; strong product mindset; experience with modern JS frameworks; expertise in AI product development and end-to-end delivery.
React, Angular, VueJs, Ember, Node.js, Java, Python, Scala, CSharp, C++, Go
3mo
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Principal Engineer Software - Storage (Chronosphere)
Burbank or Denver or Chicago or Austin or Jacksonville or Hartford or Bridgeport or Seattle or Boston or New York City
$147k-$238k/yr RemoteAll Commitments Available
Design and build scalable backend services for high-volume telemetry data; strong backend skills; cloud infra experience; API design; mentorship.
Go, Java, Python, Rust, AWS, GCP, Azure, REST, gRPC, GraphQL
1w
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Reliability & Production Engineer
New York, New York, United States
HybridContract
Bachelor's in CS/Engineering/Finance/Math, strong Linux/Unix administration, Python and SQL/KDB proficiency, experience supporting distributed real-time production systems, familiarity with FIX and market data, strong analytical and communication skills.
Python, SQL, KDB, Linux, Unix, FIX protocol, Java, Splunk, Grafana, Prometheus
1mo
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Quantitative Researcher - Experienced Hire
New York, New York, United States
$165k-$325k/yr HybridAll Commitments Available
Degree in a technical/quantitative field; programming in C, C++, Java, or Python; ability to conduct independent real-world data research; clear communication.
C, C++, Java, Python
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