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Senior Java Software Developer Jobs in New York (NOW HIRING)

Scadea

Sr. Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

Job Title: Sr. Java Developer Location: NJ or NYC Length: 6-10 months Position Summary: We are seeking a seasoned Senior Java Developer with a deep specialization in high-throughput trading platforms.

Snowrelic Inc

Sr. Core Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

We are seeking a highly experienced Senior Core Java Software Engineer with over 12 years of deep expertise in core Java development, particularly in multi-threaded, real-time systems. The ideal ...

Fiserv, Inc.

Senior Java Developer

Berkeley Heights, NJ · On-site

$110K - $186K/yr

Job Title Senior Java Developer About your role: Design, develop, and maintain Java-based ... Bachelor's degree in computer science, software engineering, or a related field, or equivalent ...

INSPYR Solutions

Sr Java Developer

White Plains, NY · On-site

$65 - $70/hr

Senior Java Developer Location: White Plains , NY 10604- ( 4 days onsite ) Duration: 12 months ... software • Support configuration management and deployments of code and configuration items ...

Monitise

Senior Java Developer

Berkeley Heights, NJ

$110K - $186K/yr

Job Title Senior Java Developer About your role: Design, develop, and maintain Java-based ... Bachelor's degree in computer science, software engineering, or a related field, or equivalent ...

Digital Alpha Platforms

Senior Java Developer

Manhattan, NY · On-site

$63 - $80.25/hr

Senior Java Developer (15+ Years Experience) Employment Type: W-2 Location: On-site - New York City, NY Required Skills & Qualifications * 15+ years of experience in Java development * Strong ...

Ventures Unlimited Inc

Senior Java Developer

New York, NY

$62.75 - $79.75/hr

Senior Java Developer Location: New York, NY Type: Fulltime // Permanent Interview Process: Phone and Skype Hire End Customer: Banking domain Strong Core Java hands on knowledge. Hands on experience ...

GainAm

Junior Java Software Developer job

Hicksville, NY · On-site

$55K/yr

Required Skills Java Software Development Required Experience We are looking for highly energetic ... Proven experience as a backend and frontend developer or similar role Experience developing desktop ...

Apogee Global RMS

Senior Java Developer

Piscataway, NJ · On-site

$57.25 - $73/hr

Requirements Must-Have Qualifications: * 5+ years of software development experience with strong backend engineering expertise. * Strong proficiency in Java and Node.js development. * Hands-on ...

Apogee Global RMS

Senior Java Developer

Piscataway, NJ

$58.25 - $74.50/hr

Requirements Must-Have Qualifications: * 5+ years of software development experience with strong backend engineering expertise. * Strong proficiency in Java and Node.js development. * Hands-on ...

Apogee Global RMS

Senior Java Developer

Piscataway, NJ · On-site

$57.25 - $73/hr

Requirements Must-Have Qualifications: * 5+ years of software development experience with strong backend engineering expertise. * Strong proficiency in Java and Node.js development. * Hands-on ...

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Senior Java Software Developer information

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How much do senior java software developer jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for senior java software developer in New York is $68.74, according to ZipRecruiter salary data. Most workers in this role earn between $60.24 and $76.78 per hour, depending on experience, location, and employer.

What is a senior Java software developer?

A Senior Java Software Developer is an experienced professional responsible for designing, developing, and maintaining complex software applications using the Java programming language. They typically lead development teams, mentor junior developers, and contribute to architectural decisions. Senior Java Developers are expected to have a deep understanding of Java frameworks, best coding practices, and software development methodologies. They also collaborate with stakeholders to deliver robust, scalable, and efficient software solutions.

What are some common challenges senior Java software developers face when leading projects, and how can they effectively address them?

Senior Java Software Developers often encounter challenges such as balancing hands-on coding with mentoring junior team members, managing project timelines, and ensuring code quality across large, distributed systems. To address these, it’s crucial to establish clear communication channels, implement robust code review processes, and leverage agile methodologies for project management. Additionally, staying up-to-date with the latest Java frameworks and best practices helps in making informed architectural decisions and streamlining development workflows.

What are the key skills and qualifications needed to thrive as a senior Java software developer?

To thrive as a Senior Java Software Developer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and experience with frameworks like Spring, typically backed by a bachelor's degree in computer science or a related field. Familiarity with tools such as Git, Maven, Jenkins, and cloud platforms, along with relevant certifications like Oracle Certified Professional Java SE, is often required. Strong problem-solving abilities, effective communication, and leadership skills help in mentoring teams and collaborating on complex projects. These skills ensure the delivery of robust, scalable software solutions and foster innovation within development teams.

What is the difference between Senior Java Software Developer vs Java Software Engineer?

AspectSenior Java Software DeveloperJava Software Engineer
Required CredentialsBachelor's degree in Computer Science or related field; extensive Java experience; certifications like Oracle Java CertificationBachelor's degree in Computer Science or related field; Java programming skills; certifications are common but not mandatory
Work EnvironmentDevelops complex applications, mentors junior staff, leads projectsDesigns and develops Java applications, collaborates with teams, implements features
Employer & Industry UsageUsed across tech companies, finance, healthcare, and enterprise sectorsCommon in software development firms, IT departments, and tech startups

The main difference between a Senior Java Software Developer and a Java Software Engineer lies in experience level and responsibilities. Senior developers often lead projects and mentor others, while Java Software Engineers focus on designing and implementing Java applications. Both roles require strong Java skills and similar educational backgrounds, but seniority involves additional leadership and project management duties.

What cities in New York are hiring for Senior Java Software Developer jobs? Cities in New York with the most Senior Java Software Developer job openings:
What are popular job titles related to Senior Java Software Developer jobs in NY? For Senior Java Software Developer jobs in NY, the most frequently searched job titles are:
Senior Java Software Developer jobs near you
Infographic showing various Senior Java Software Developer job openings in New York as of July 2026, with employment types broken down into 82% Full Time, 6% Part Time, 1% Temporary, and 11% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $142,970 per year, or $68.7 per hour.

Sr. Java Developer

Scadea

New York, NY • On-site

$62.75 - $79.75/hr

Contractor

Posted 22 days ago

Job description

Job Title: Sr. Java Developer
Location: NJ or NYC
Length: 6-10 months 
 
Position Summary:
We are seeking a seasoned Senior Java Developer with a deep specialization in high-throughput trading platforms. You will be responsible for designing and scaling microservices that power our real-time execution algorithms, ensuring ultra-low latency, high availability, and strict adherence to risk and regulatory controls.
 
Core Responsibilities:
• Architecture & Development: Lead the design and implementation of distributed microservices using Java/Spring Boot tailored for high-frequency trading environments.
• Algorithm Engineering: Collaborate with Quants and Product Managers to translate complex execution strategies into performant, production-ready code.
• Performance Optimization: Conduct deep-dive performance tuning, GC optimization, and memory management to maintain sub-millisecond execution speeds.
• Platform Governance: Design and enforce 'Safe Trading' protocols, including pre-trade risk checks and automated circuit breakers within the microservices mesh.
 
Domain Requirements:
• Trading Lifecycle: Deep understanding of the full trade lifecycle (Order Management, Execution, Clearing, and Settlement).
• Execution Algorithms: Proven track record of building or maintaining algorithmic engines and SOR (Smart Order Routing) systems.
• Market Dynamics: Understanding of market data structures (L1/L2/L3 books) and regulatory requirements (MiFID II, SEC Rule 606).
 
Technical Qualifications:
• Java Expertise: Expert-level proficiency in Core Java (v17+ preferred), including advanced multi-threading, concurrency patterns, and the Java Memory Model.
• Microservices Architecture: Extensive experience with Spring Boot, Spring Cloud, and containerization (Docker/Kubernetes). Familiarity with Service Mesh (Istio/Linkerd) is a plus.
• Messaging & Integration: Hands-on experience with high-performance messaging middleware like Apache Kafka, Solace, or Aeron.
• Data Systems: Proficiency in low-latency data stores (Redis, Hazelcast) and SQL/NoSQL databases for trade persistence and auditing.
Testing & CI/CD: Commitment to TDD/BDD practices and automated pipeline integration (Jenkins, GitLab CI).