
Wissen Technology is now hiring for a Java Developer
Location : Bangalore (The candidate must be based in Bangalore, as an in-person interview is a mandatory part of the selection process)
Notice Period: Immediate to Serving Notice Period & Up to 30 Days max
Skills: Hands-on experience in Core Java, Spring Boot, Microservices, Algorithms, Data Structure and SQL
Note: Bachelor's or Master's degree from a top-tier college or university is must.
Key Responsibilities:
- Design, develop, and test low-latency, high-volume client-facing applications.
- Develop and maintain enterprise-scale, n-tier applications for the investment banking/capital markets domain.
- Implement microservices-based solutions using Spring Boot and other modern frameworks.
- Work extensively with Core Java 5.0 and above, Spring Framework, and CXF
- Optimize applications for multi-threading and high-performance server-side development
- Collaborate with cross-functional teams to design and implement scalable, secure, and efficient solutions
- Work with RDBMS (preferably Sybase) to handle large-scale data processing.
- Develop and maintain applications on Unix/Linux environments
- Utilize enterprise application design patterns to build robust and scalable solutions.
- Troubleshoot and resolve complex technical issues while ensuring application stability and performance.
Required Skills & Experience:
- 1 to 6 years of hands-on experience in Java development
- Strong knowledge of microservices architecture and cloud-based deployment.
- Expertise in Spring Framework, Spring Boot, and CXF
- Experience in developing and optimizing applications for high-volume, multi-threaded environments
- Solid understanding of financial domain applications, sales, and trading platforms
- Proficiency in working with relational databases (Sybase preferred)
- Familiarity with Unix/Linux environments and shell scripting.
- Strong analytical, problem-solving, and communication skills.
- Ability to articulate and present design ideas effectively.
- Education: Bachelor's or Master's degree from a top-tier college or university is must.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
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Experience: 8-12 years (only)
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We are looking for a highly experienced Java / Backend Developer with a strong background in investment banking/trading/brokerages to join our team. The ideal candidate will have extensive experience in developing front office and middle office systems which require high availability, high reliability and low latency/high throughput performance profiles.
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1. Proven hands-on Software Development experience
2. Proven working experience in Java development
3. Hands on experience in developing applications using Java EE platforms
4. Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc)
5. Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
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Java Developer/Software Developer
Experience: 3 - 7 years
Qualification: MCA/B.Tech
Vacancy: 10
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- Contribute to all phases of the development lifecycle
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- Ensure designs are in compliance with specifications
- Prepare and produce releases of software components
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
- Skill Set: Springboot Framework, Java
Note – Only candidate ready to join immediately can apply.
- Good experience in Javabackend/J2EE, Eclipse, Javascript, XML, Data Structures, Database
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- Experience in AWS and Queuing systems is an advantage
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- Self starter and quick learner
- Should be able to work in a growing environment that is very dynamic and challenging
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- Highly self motivated and directed
- Ability to work without a lot of supervision
- Experience in working in a team-oriented and collaborative environment.
2) Strong experience with Spring and Spring Boot, Spring MVC, Spring Data, Spring Security
3) Experience building REST and SOAP web services using Java, Micro Services
4) Experience with Web Services (JSON, REST, Spring based REST services)
5) Experience with Java and J2EE/Java EE (including servlets, JSP, JDBC)
6) Strong Core Java development
7) Experience with development tools like Eclipse, Git,.etc
8) Experience with web application servers like Tomcat
9) Experience in scripting and working in a Linux/Windows environment



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- 8+ years experience in web application development and architecture.
- ·Extensive experience using open source software libraries
- Strong experience in at least one MVC architecture or application of the pattern
- Solid hands on experience with Java
- Strong experience with SQL ( Oracle, MySQL, Postgres)
- Strong experience in Data Structures & Algorithms
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- Strong commitment to good engineering discipline and process including code reviews and delivering unit tests in conjunction with feature delivery
- Must possess excellent communication and teamwork skills. Strong presentation and facilitation skills are required.
- Self-starter that is results focused with the ability to work independently and in teams.
GOOD TO HAVE:
- Prior experience building modular, common and scalable services
- Experience using chef, puppet or other deployment automation tools
- Experience working within a distributed engineering team including offshore
- Bonus points if you have contributed to an open source project
- Familiarity and experience with agile (scrum) development process
- Proven track record of identifying and championing new technologies that enhance the end-user experience, software quality, and developer productivity
• Experience with Core Java, J2EE, Spring, Hibernate, HTML/HTML5, JavaScript, Jquery, Web
Services.
• Understand and use Messaging Based Services techniques.
• Working knowledge with MySQL or similar SQL Databases.
• Strong knowledge in Object Oriented Concepts with Core Java.
• Good understanding and practical experience with Enterprise Java Concepts and
Methodologies.
• Good understanding of software development process in an agile environment.
• Excellent problem solving and troubleshooting skills.
• Solid coding practices including documentation, code reviews and unit testing.
• Knowledge of Grails, ReactJS, MongoDB and Junit will be an added advantage.
• Proficiency with database management is a plus.
• Experience with AWS infrastructure, e.g. S3, EC2, database services (RDS).
• Contribute to Production Support and debugging across the platform while working with other
software engineers.
• Strong experience with Application server development - Service layer patterns using Spring.
Specialized Skills:
• Excellent verbal and written communication in English.
• Ability to work in a fast-paced environment.
• Ability to multi-task on a regular basis.
• Ability to accept direction and complete work according to instruction.
• Strong analytical skills while maintaining attention to details.
• Innovative problem-solving techniques.
• Ability to organize, prioritize work, meet deadlines and work independently.
• Ability to handle multiple projects and activities in a timely manner.
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• Experience working with office productivity tools; delivery assurance and/or industry standards
on deliverables.
• Experience working with administrative and/or workflow systems.
• Technical leadership of an engineering team to build, deploy, and support a reliable,
performant and scalable RESTful platform.
Professional Experience:
5-8 years’ experience
Qualification:
BE(CSE) B.Tech, M.Tech, M.Sc, B.Sc (IT), ME, M.Sc(CS), MCA
Perks:
• Monday to Friday – 5 Days work schedule
• Health insurance benefits
• Accidental and disability insurance benefits
• Opportunity to grow and promote from within
• Staff development activities
Do not apply if:
• Not having Experience in java, My SQL
• Not fluent in speaking, reading, writing English as this position requires fluent English languagebased communication

Your Opportunity
- Own and drive business features into tech requirements
- Design & develop large scale real time server side systems
- Quickly create quality prototypes
- Staying updated on emerging technologies
- Ensuring that all deliverables adhere to our world class standards
- Promote coding best practices
- Mentor and develop junior developers in the team
Required Experience
- 4+ years of relevant experience as described below
- Excellent grasp of Core Java, Multi Threading and OO design patterns
- Experience with Scala, functional, reactive programming and Akka/Play is a plus
- Excellent understanding of data structures and algorithms
- Solid grasp of large scale distributed real time systems
- Prior experience on building a scalable and resilient micro service
- Solid understanding of relational databases, NoSQL databases and Caching systems
- Good understanding of Big Data technologies such as Spark, Hadoop is a plus
- Experience on one of AWS, Azure or GCP
Who you are
- You have excellent and effective communication and collaborative skills
- You love problem solving
- You stay up to date with the latest technologies and then apply them in real life
- You love paying attention to detail
- You thrive in meeting tight deadlines and prioritising workloads
- Ability to collaborate across multiple functions
Education
Bachelor’s degree in Engineering or equivalent experience within the field


