Principal Java Software Engineer

Direct Staffing Inc

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Wakefield, MA, us on site Until 8/22/2026 First posted February 23, 2026 Last posted February 23, 2026
Job description

Information Technology – Developer

Principal Java Software Engineer

Wakefield Massachusetts


Exp 7-10 yrs

Deg Bach

Travel Occasional 

Visa candidates welcome


Job Description


We are looking for a server-side Java developer to grow the platform even further.

You are the kind of person who:

• Loves writing code and building great applications.

• Wants to work with a team that treats each other with respect and challenges you to be better.

What you know how to do:

• Can write Spring 4 beans and Hibernate or JPA data objects.

• Knows Spring bean scopes and when to use them.

• Writes JUnit test cases.

• Can develop SOA services.

• Can develop RESTFul API endpoints containing JSON.

• Able to identify and fix defective, poor performing or non-scalable code.

• Knows how to develop and debug AOP injected code.

• Understands software security practices including user authentication and authorization, data validation and an understanding of common DOS and SQL injection techniques. 

• Is familiar with profiling, code coverage, logging, common IDE’s and other development tools.

• Demonstrates good judgment, creativity, and ingenuity in proposed technical solutions

• Coordinates work across teams to build seamless features.

• Knows how to use Git or wants to learn.

• Can write design specifications and use appropriate charts and diagrams to illustrate your ideas.

• Can perform code reviews, providing positive and constructive feedback as well as accept feedback about your own code.

What you also have:

• A Bachelor’s degree in Computer Science or a related field or have equivalent experience.

• 8+ years of development experience.

• Experience working in an Agile environment

• Familiarity with SQL and NoSQL databases.




Does this describe you?

Java 


REST 


Spring 


The Ideal Candidate


Must have good communication.




Must have job requirements (in priority order) is as follows:




1) Candidates must work on web application that support 1M plus end users or/and large data sets 10M plus database records. This is a very Big Data platform. 


2) The candidate will be building REST services (orchestration) layer on CRUD data services based on Cloudera Hadoop stack. Must be able to speak to how to “optimize” performance of REST services.   


3) Must understand how to secure data on a REST architecture.  


4) Understands how to scale a web application on all levels of the technology stack. This includes load balancing, caching, indexing, normalization, etc. 


5) Must have knowledge of Java/Spring web application. 


6) Test Driven Development/Agile background is critical. Behavior Driven Development would be a nice to have


7) Hadoop/Big Data/Hive/Pig/NoSQL etc is a nice to have………most engineers with this background have little or no REST.

All your information will be kept confidential according to EEO guidelines.

Direct Staffing Inc


About this role

Summary

Develops scalable Java-based web applications, REST services, and Big Data solutions in an agile environment.

Job title

Principal Java Software Engineer

Experience level

8+ years

Industry

information technology

Location requirements

Wakefield, MA, US; remote not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

javaspringrestsqlnosqlgitJUnitsecurity

Preferred skills

hadoophivepigbehavior driven development

Specializations

javaspringresthadoopbig data
Locations

Structured locations inferred from the posting.

Wakefield, MA 01880, USA

On-site City