Posted on: 13/07/2026
Job Overview :
Job Title : Data Engineer Java & Spark
Role Summary :
Were looking for a Java Developer with 5+ years of experience and strong hands-on skills in Core Java and Spring Boot. You should be confident working with multithreading and have strong knowledge of data structures. Basic-to-good knowledge of Apache Spark is expected.
We are looking for a skilled Data Engineer / Senior Software Engineer with 5+ years of experience in Java and Apache Spark to build and maintain scalable data processing applications and distributed systems. The ideal candidate should have strong experience in Java development, Spark-based big data processing, SQL, and ETL/data pipeline development. This role requires hands-on problem solving, performance tuning, and collaboration with cross-functional teams.
Key Responsibilities :
- Design, build, and maintain Java/Spring Boot components and services.
- Write clean, efficient, and maintainable code with a focus on performance and reliability.
- Apply multithreading and concurrency concepts to solve real-world problems.
- Use strong data structures fundamentals to develop optimized solutions.
- Collaborate with the team to understand requirements and deliver high-quality outcomes.
Required Skills and Experience :
- 5+ years of software development experience.
- Strong Core Java.
- Hands-on multithreading/concurrency.
- Strong knowledge of data structures.
- Strong Spring Boot.
- Apache Spark.
Key Notes (Important for Candidates) :
- Java is the primary skill and must be strong.
- Spark can be hands-on (6 to 12 months) or strong theoretical understanding.
- Must be comfortable with a 5-week onboarding process.
- Passport-size photograph and PAN card copy are mandatory for profile submission.
Additional Information :
Important Submission Guidelines :
- Passport-size photograph is mandatory.
- PAN Card copy is mandatory and must be attached along with the updated resume.
- Candidates with any known Background Verification (BGV) discrepancies should not be submitted.
- Candidates should be comfortable appearing for the Karat Coding Assessment as part of the evaluation process.
- Strong coding, problem-solving, Data Structures & Algorithms (DSA), and programming fundamentals are mandatory.
Candidate Criteria :
- Total Experience : 5+ Years.
- Notice Period : Immediate Joiners, Serving Notice Period, or candidates with a maximum of 30-35 days remaining notice period.
Employment & Onboarding Details :
- Candidates will initially be onboarded on UnionSys Technologies' payroll.
- Upon successful completion of Interim and Final Background Verification, candidates will be converted to Deloitte Full-Time Payroll.
- Expected Onboarding Timeline : Approximately 5 Weeks.
Vendor Commercials :
- Vendor Success Fee : Flat INR 50,000 per successful closure.
Interview Process :
- L1 Technical Interview will be conducted virtually.
- L2 (Karat Coding Assessment) will be conducted In-Person from the respective Deloitte Office location.
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Posted in
Data Engineering
Functional Area
Data Engineering
Job Code
1653473