Back End Developer Jobs in New Jersey
Back End Developer jobs in New Jersey are open across Jersey City, Rutherford, and Parsippany and other New Jersey metros, with employers like Citi, Tata Consultancy Services (TCS), and Canfield Scientific hiring at every experience level. Find a role that fits below and apply directly.
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INTRODUCTION
Blockchain Java Backend Developer
Must Have Technical/Functional Skills
Core Backend Skills:
- Strong proficiency in Java (8+), and frameworks such as Spring Boot / Spring Cloud.
- Experience building distributed systems and microservices architectures at scale.
- Strong knowledge of:
- Concurrency, multithreading, asynchronous programming
- API design (REST/gRPC), security (OAuth2/JWT), and integration patterns
- Solid understanding of data stores:
- SQL (PostgreSQL/MySQL) and/or NoSQL (MongoDB/Cassandra)
- Caching (Redis) and search (Elasticsearch) is a plus
- Hands-on experience with message streaming/queues:
Blockchain Skills (Must-Have):
- Strong understanding of blockchain fundamentals:
- Transactions, blocks, confirmations/finality, consensus, gas/fees, wallets, keys.
- Experience integrating backend services with blockchain networks/nodes:
- Ethereum-compatible networks (Ethereum/Polygon/BSC) using Web3j, ethers-style approaches
- and/or permissioned chains (Hyperledger Fabric, Corda, Quorum)
- Experience supporting large blockchain deployments:
- Node connectivity, RPC management, event indexing, chain reorg handling, retry strategies.
DevOps / Cloud (Preferred):
- Experience with Docker and Kubernetes for containerized microservices deployments.
- CI/CD exposure (Jenkins/GitHub Actions/GitLab CI/Azure DevOps).
- Cloud experience (Azure/AWS/GCP) is a plus.
- Understanding of security practices:
- Secrets management (Vault/KMS), TLS, RBAC, network security.
ROLE & RESPONSIBILITIES
- Design and develop Java-based backend services that interact with blockchain networks and nodes (public or permissioned).
- Build and scale microservices-based architecture supporting blockchain transaction workflows, event processing, and off-chain components.
- Develop reliable services for:
- Transaction orchestration
- Smart contract invocation
- Blockchain event subscription/listening
- On-chain/off-chain data synchronization
- Implement scalable APIs (REST/gRPC) for blockchain-enabled products and integrations.
- Optimize performance for high throughput and low latency:
- Transaction throughput handling, batching, retries, idempotency, rate limiting.
- Ensure secure integration with blockchain:
- Key management best practices, signing transactions, secure secret handling.
- Implement observability and reliability standards:
- Logging, monitoring, tracing, alerting, SLOs/SLAs.
- Work with DevOps/SRE teams to support production deployments, incident triage, and capacity planning.
- Contribute to architecture decisions including:
- Event-driven architecture (Kafka/RabbitMQ), caching strategies, database selection, and deployment topologies.
SALARY RANGE
- $80,000-$100,000 a year
LOCATION
Jersey City, NJ
JOB FUNCTION
TECHNOLOGY
ROLE
Engineer
JOB ID
417491
DESIRED SKILLS
Java
SALARY RANGE
$80,000-$100,000 a year
QUALIFICATIONS
BACHELOR OF COMPUTER SCIENCE
INTRODUCTION
Blockchain Java Backend Developer
Must Have Technical/Functional Skills
Core Backend Skills:
- Strong proficiency in Java (8+), and frameworks such as Spring Boot / Spring Cloud.
- Experience building distributed systems and microservices architectures at scale.
- Strong knowledge of:
- Concurrency, multithreading, asynchronous programming
- API design (REST/gRPC), security (OAuth2/JWT), and integration patterns
- Solid understanding of data stores:
- SQL (PostgreSQL/MySQL) and/or NoSQL (MongoDB/Cassandra)
- Caching (Redis) and search (Elasticsearch) is a plus
- Hands-on experience with message streaming/queues:
Blockchain Skills (Must-Have):
- Strong understanding of blockchain fundamentals:
- Transactions, blocks, confirmations/finality, consensus, gas/fees, wallets, keys.
- Experience integrating backend services with blockchain networks/nodes:
- Ethereum-compatible networks (Ethereum/Polygon/BSC) using Web3j, ethers-style approaches
- and/or permissioned chains (Hyperledger Fabric, Corda, Quorum)
- Experience supporting large blockchain deployments:
- Node connectivity, RPC management, event indexing, chain reorg handling, retry strategies.
DevOps / Cloud (Preferred):
- Experience with Docker and Kubernetes for containerized microservices deployments.
- CI/CD exposure (Jenkins/GitHub Actions/GitLab CI/Azure DevOps).
- Cloud experience (Azure/AWS/GCP) is a plus.
- Understanding of security practices:
- Secrets management (Vault/KMS), TLS, RBAC, network security.
ROLE & RESPONSIBILITIES
- Design and develop Java-based backend services that interact with blockchain networks and nodes (public or permissioned).
- Build and scale microservices-based architecture supporting blockchain transaction workflows, event processing, and off-chain components.
- Develop reliable services for:
- Transaction orchestration
- Smart contract invocation
- Blockchain event subscription/listening
- On-chain/off-chain data synchronization
- Implement scalable APIs (REST/gRPC) for blockchain-enabled products and integrations.
- Optimize performance for high throughput and low latency:
- Transaction throughput handling, batching, retries, idempotency, rate limiting.
- Ensure secure integration with blockchain:
- Key management best practices, signing transactions, secure secret handling.
- Implement observability and reliability standards:
- Logging, monitoring, tracing, alerting, SLOs/SLAs.
- Work with DevOps/SRE teams to support production deployments, incident triage, and capacity planning.
- Contribute to architecture decisions including:
- Event-driven architecture (Kafka/RabbitMQ), caching strategies, database selection, and deployment topologies.
SALARY RANGE
- $80,000-$100,000 a year
LOCATION
Jersey City, NJ
JOB FUNCTION
TECHNOLOGY
ROLE
Engineer
JOB ID
417491
DESIRED SKILLS
Java
SALARY RANGE
$80,000-$100,000 a year
QUALIFICATIONS
BACHELOR OF COMPUTER SCIENCE
See All 116+ Back End Developer Jobs in New Jersey
Find roles in New Jersey that match your experience and apply in just a few clicks.
Find Back End Developer JobsBack End Developer Jobs by City in New Jersey
Where New Jersey roles are concentrated, by current openings.
Back End Developer Job Market in New Jersey
A snapshot from current New Jersey openings, updated as new roles post.
Who's Hiring
- Citi18
- Tata Consultancy Services (TCS)12
- Canfield Scientific6
- Barclays4
- GlobalPoint4
Top Industries Hiring
- Technology & Software64
- Banking & Financial Services18
- Investment & Asset Management18
- Consulting & Professional Services12
- Construction & Real Estate9
What New Jersey Employers Look For
The qualifications that appear most often in back end developer jobs across New Jersey.
- Proficiency in at least one server-side language such as Python, Java, Node.js, or Go
- Experience designing and consuming RESTful or GraphQL APIs
- Working knowledge of relational databases including SQL query optimization
- Familiarity with cloud platforms such as AWS, Google Cloud, or Azure
- Experience with version control using Git and collaborative development workflows
- Understanding of containerization tools such as Docker and orchestration with Kubernetes
Back End Developer Jobs in New Jersey: Frequently Asked Questions
How many back end developer jobs are there in New Jersey?
There are 116+ back end developer openings in New Jersey on Migrate Mate as of June 2026, with the most roles in Jersey City, Rutherford, and Parsippany. New positions post regularly as employers across New Jersey hire.
How much do back end developers make in New Jersey?
Back end developers in New Jersey earn a median of about $135,940 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $84,880 for the lowest 10% to over $207,200 for the top 10%. Pay rises with experience, specialty, and employer.
Which New Jersey cities have the most back end developer jobs?
Jersey City, Rutherford, and Parsippany have the most back end developer openings in New Jersey right now, with additional roles spread across smaller metros statewide.
Which companies hire back end developers in New Jersey?
Employers hiring back end developers in New Jersey include Citi, Tata Consultancy Services (TCS), and Canfield Scientific, based on current listings on Migrate Mate as of June 2026.
Are there remote back end developer jobs in New Jersey?
Yes. About 24% of back end developer openings tied to New Jersey are remote or hybrid as of June 2026. The rest are on-site roles based in New Jersey metros.
How do I apply for back end developer jobs in New Jersey?
You can apply to back end developer jobs in New Jersey directly on Migrate Mate. Search the listings above, find roles that match your experience and preferred New Jersey location, then apply to each one that fits.
See All 116+ Back End Developer Jobs in New Jersey
Find roles in New Jersey that match your experience and apply in just a few clicks.
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