Senior Java Developer

Unisys
Bengaluru East, Karnataka, India

What Success Looks Like In This Role

We are looking for a Senior Engineer to design, build, and maintain scalable, secure, and high-performing applications. You will work across backend services, web APIs, databases, and cloud infrastructure, and help integrate AI capabilities into our products. You will also mentor junior engineers and contribute to architectural decisions.

Key Responsibilities

  • Design, develop, and maintain backend applications using Java and PHP
  • Build and consume RESTful and SOAP web services, ensuring they are secure, versioned, and well documented
  • Design and optimize PostgreSQL databases, including schema design, indexing, query tuning, and stored procedures
  • Write complex, efficient SQL queries for transactional and reporting use cases
  • Deploy and manage applications on cloud platforms (AWS / Azure / GCP) using services such as compute, storage, queues, and managed databases
  • Integrate AI/ML capabilities into applications, such as LLM APIs, embeddings, semantic search, chatbots, or automation workflows
  • Participate in system design and architecture discussions, and drive technical best practices
  • Conduct code reviews and mentor junior and mid-level engineers
  • Implement CI/CD pipelines, automated testing, and monitoring
  • Troubleshoot production issues, perform root cause analysis, and improve system reliability
  • Collaborate with product managers, QA, DevOps, and designers in an Agile environment

You will be successful in this role if you have:

BA/BS degree and 4-6 years’ relevant experience OR equivalent combination of education and experience

Required Qualifications

  • 7+ years of professional software development experience
  • Strong hands-on expertise in Java (Spring / Spring Boot, Hibernate/JPA)
  • Solid experience with PHP (Laravel / Symfony or similar frameworks)
  • Proven experience designing and building web services (REST, SOAP, JSON/XML)
  • Strong knowledge of PostgreSQL and SQL, including performance optimization
  • Working experience with at least one major cloud platform (AWS, Azure, or GCP)
  • Practical exposure to AI/ML or Generative AI integration (e.g., OpenAI, Anthropic, Hugging Face APIs, LangChain, vector databases)
  • Good understanding of microservices architecture, design patterns, and OOP principles
  • Experience with Git, CI/CD tools, and containerization (Docker; Kubernetes is a plus)
  • Strong problem-solving, communication, and collaboration skills

Preferred Qualifications

  • Experience with message brokers (Kafka, RabbitMQ, SQS)
  • Familiarity with caching (Redis, Memcached)
  • Knowledge of API security (OAuth2, JWT, OWASP practices)
  • Experience with Infrastructure as Code (Terraform, CloudFormation)
  • Exposure to front-end technologies (JavaScript, React, or Angular)
  • Experience with Retrieval-Augmented Generation (RAG) or prompt engineering
  • Cloud or relevant professional certifications

Soft Skills

  • Ownership mindset and ability to work independently
  • Clear written and verbal communication
  • Mentoring and leadership abilities
  • Comfortable working in fast-paced, Agile teams

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, blood type, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.

Local employment practices and rights may vary by jurisdiction and are subject to applicable local laws. This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers.

If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at GlobalRecruiting@unisys.com. US job seekers can find more information about Unisys’ EEO commitment here.

Score my resume against this job, free →

Questions about this job

How do I apply for the Senior Java Developer job at Unisys?

Use the apply link on this page: you apply directly with Unisys on LinkedIn. Before you do, score your resume against this job description on Fitboard. It shows which skills and keywords the job asks for that your resume doesn't show, so you can fix them first.

What skills does Unisys want for this Senior Java Developer role?

The job description asks for Java, Spring, Spring Boot, Hibernate, PHP, Laravel, Symfony and REST. Make sure your resume shows the ones you have, in the words the job uses: applicant tracking systems look for them.

How can I get a job at Unisys?

Apply to the Unisys roles that match your experience, and tailor your resume to each job description: for this role that means showing Java, Spring, Spring Boot. A resume that matches the job's own keywords is more likely to get past screening. Fitboard scores your resume against this exact job for free.

Is this Senior Java Developer job remote or onsite?

This is based in Bengaluru East, Karnataka.

Is it free to apply? Does Fitboard charge anything?

Applying is free: you apply directly with Unisys, and this job page and its apply link cost nothing. Checking your resume against this job is free too, with 3 free scans when you sign in and no credit card needed.

Will you get shortlisted for this role? Check your match free →