Software Engineer- Enterprise modernization

CTG; Piscataway Township (NJ); On-site; USD 120,000 - 160,000; Full time

Job summary

CTG is seeking a Software Engineer-Enterprise Modernization to design, develop, and modernize large-scale enterprise applications from Piscataway, NJ.

You will leverage Java, Spring Boot, and C/C++ to build microservices and integrate OSS with other applications and network elements.

The contract W2 role demands 10–12+ years of experience, expertise in messaging platforms and databases, plus experience migrating legacy systems to Java, Linux, and modern service architectures.

Qualifications

• 10–12+ years of experience developing and modernizing Enterprise applications.
• Strong Java/Spring Boot and C/C++ expertise, with experience integrating Enterprise applications with messaging platforms, databases, and modern cloud environments.

Responsibilities

• Design, develop, and modernize Enterprise applications using Java, Spring Boot, C/C++, and microservices.
• Develop and maintain interfaces between OSS and other applications/network elements.
• Analyze and modernize legacy C/C++ applications, transitioning functionality toward Java, Linux, and modern service architectures.
• Develop high-throughput integrations using IBM MQ, Tuxedo, Kafka, RabbitMQ, REST APIs, and other messaging technologies.
• Support migration from legacy communication technologies.

Skills

Java

Spring Boot

C/C++

Enterprise applications

Microservices

Messaging platforms

Tools

IBM MQ

Tuxedo

Kafka

RabbitMQ

REST APIs

Job description

CTG is seeking to fill a Software Engineer-Enterprise Modernization position for our client.

Location: Piscataway, NJ

Duration: 12 months

Key Responsibilities

• Design, develop, and modernize Enterprise applications using Java, Spring Boot, C/C++, and microservices.
• Develop and maintain interfaces between OSS and other applications/network elements
• Analyze and modernize legacy C/C++ applications, transitioning functionality toward Java, Linux, and modern service architectures.
• Develop high-throughput integrations using IBM MQ, Tuxedo, Kafka, RabbitMQ, REST APIs, and other messaging technologies.
• Support migration from legacy communication technolog

Required skills:

• Software Engineer with 10–12+ years of experience developing and modernizing Enterprise applications.
• The role requires strong Java/Spring Boot and C/C++expertise, with experience integrating Enterprise applications with messaging platforms, databases, and modern cloud environments.

Nice to have skills:

• Support migration from legacy communication technologies toward IP-based connectivity and modern integration patterns.
• Design and implement scalable microservices, APIs, event-driven workflows, and network/service provisioning capabilities.
• Work with Oracle/Informix and PostgreSQL databases, including query optimization and performance tuning.
• Troubleshoot complex production issues across application, database, middleware, network, and infrastructure layers.
• Collaborate with Network Engineering, OSS/BSS, Infrastructure, Architecture, and Production Support teams during modernization and migration activities.
• Support deployment across Red Hat Linux, on-premises, Azure, and AWS/AWS Outposts environments.
• Participate in technical design, code reviews, performance engineering, P1/P2 production

Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required.

CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee based recruitment services for this role.

This is a contract W2 role, CANNOT do C2C, C2H or 1099.