
Lead Java Developer
at a global IT risk management (IRM) company
- l IT experience delivering enterprise-scale applications or product implementations
- experience working as a technical lead.
- Working Experience in ISO20022, SWIFT, Remittance
- Language & Frameworks: Java, Spring Boot, Spring, Any ORM

Similar jobs
Experience: 3 to 5
Location: Bangalore
Wissen Technology is now hiring for a Senior Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills:
- Exp. - 3 to 5 years
- Experience in Core Java and Spring Boot.
- Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
- Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
- Good development experience with RDBMS.
- Good knowledge of multi-threading and high-performance server-side development.
- Basic working knowledge of Unix/Linux.
- Excellent problem solving and coding skills.
- Strong interpersonal, communication and analytical skills.
- Should have the ability to express their design ideas and thoughts.
About Us:
At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.
Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality.
We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more.
Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results.
Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.
Website : www.wissen.com
Job Summary:
We are looking for an experienced Java Developer with 4+years of hands-on experience to join our dynamic team. The ideal candidate will have a strong background in Java development, problem-solving skills, and the ability to work independently as well as part of a team. You will be responsible for designing, developing, and maintaining high-performance and scalable applications.
Key Responsibilities:
- Design, develop, test, and maintain Java-based applications.
- Write well-designed, efficient, and testable code following best software development practices.
- Troubleshoot and resolve technical issues during development and production support.
- Collaborate with cross-functional teams including QA, DevOps, and Product teams.
- Participate in code reviews and provide constructive feedback.
- Maintain proper documentation for code, processes, and configurations.
- Support deployment and post-deployment monitoring during night shift hours.
Required Skills:
- Strong programming skills in Java 8 or above.
- Experience with Spring Framework (Spring Boot, Spring MVC, etc.).
- Proficiency in RESTful APIs, Microservices Architecture, and Web Services.
- Familiarity with SQL and relational databases like MySQL, PostgreSQL, or Oracle.
- Hands-on experience with version control systems like Git.
- Understanding of Agile methodologies.
- Experience with build tools like Maven/Gradle.
- Knowledge of unit testing frameworks (JUnit/TestNG).
Preferred Skills (Good to Have):
- Experience with cloud platforms (AWS, Azure, or GCP).
- Familiarity with CI/CD pipelines.
- Basic understanding of frontend technologies like JavaScript, HTML, CSS.
Everyone at Simpl is an internal entrepreneur who is given a lot of bandwidth and resources to create the next breakthrough towards the long-term vision of “making money Simpl”. Our first product is a
payment platform that lets people buy instantly, anywhere online, and pay later. In the background, Simpl uses big data for credit underwriting, risk and fraud modeling, all without any paperwork, and enables Banks and Non-Bank Financial Companies to access a whole new consumer market.
Areas of work
Principals are involved in Architecture Direction and Alignment
1. Tracking and directing how the overall system architecture evolves.
2. Developing and identifying useful architecture patterns within our systems based on
industry know-how and our own operational and development experience.
3. Develop and manage an architecture decisions guidelines framework that will be useful to
make consistent, faster and reliable architecture and design decisions.
4. Documenting or making this information available to all engineers - new or old
5. Create mechanisms to audit and ensure architectural compliance across engineering teams
Internal Developer Community and Tech growth for teams
Create and nurture tech communities so that developers can
● gain more knowledge about the industry practices
● learn to express their knowledge, opinions and views
Quality
Monitor and improve the quality of our systems by helping with
1. Bug reduction
2. MTTR reduction
3. Ensuring better engineering practices around testing, tooling, monitoring and resilience.
Cost - Infra and application costs
Ensuring systems are run and maintained with frugality in mind without compromising on business and operational expectations.
Hiring
Help hire and mentor engineers at Simpl.
Partners at Work
Principals partner with team leads, product managers, infosec engineers and devops engineers, ensuring alignment in vision and execution, splitting time between different domains as they see fit.
Minimum Qualifications
● At least 8 years of software development experience
● Experience with technically leading projects and architecting high-traffic consumer-facing applications.
● A background in CS or relevant technical experience.
● Familiarity with languages like Go, Java, Ruby and Python.
● Familiarity with the AWS Stack.
• Excellent interpersonal/communication skills, both verbal and written •
• 7+ years of experience in Java/Node.js, REST/Graph QL, Redis on AWS Fargate • Design and develop high quality back-end code (Node.js/Go/JAVA) • Excellent in one or more Go, Java, Node.js skills • In-depth knowledge of Restful / GraphQL API, JSON.
• Experience with CI/CD and tools like Git, Bitbucket and Jenkins.
• Solid understanding of relational databases (e.g., Postgres, MySQL) and experience in NoSQL (e.g., Graph DB, MongoDB, DynamoDB).
• Developing new software applications, features, and distributed services that support a high-scale web application
• Experience working in a fast-paced environment; continuous deployment, test-driven development, agile methodologies
• Stay current with the latest back-end technologies and best practices and share your findings with the team
• Help evolve our backend stack and mentor our other developers when it comes to patterns and best practices
• Work as part of an agile team across a variety of application domains
• Write structured, tested, readable and maintainable code • Participate in code reviews to ensure code quality and distributed knowledge
• Ability to contribute to each step of the product development process (ideation, implementation, and release)
• Experience with performance tuning, profiling, and debugging applications
- A minimum of 3 years experience as a Technical Lead in Java., Strong experience in design and implementation of high performing and highly scalable websites/applications
- Strong experience in Spring MVC framework and experience in design patterns, unit testing etc..
- Strong experience in AWS services such as EC2, Lambda, S3, ECS, API Gateway and using tools such as Terraform, Ansible
- Strong experience in Endeca, ATG and BCC, Solr, any Headless CMS
- Considerable experience in databases such as SQL Server/Mongo DB is an added advantage
- Good experience in JavaScript frameworks such as Angular/React/VueJS is an added advantage
- Experience in Adobe AEM is an added advantage
- Creative problem-solving skills and ability to effectively communicate and translate feedback, needs and solutions
- Excellent verbal and written communication skills required
- Provide strategic thinking and leadership pertaining in cloud technologies and building scalable websites
- Provide technical leadership and guidance internally to the team and externally to management
- Communicate effectively across all levels of the organization
- Collaborate within and across teams with strong teamwork orientation
- Help maintain a culture of high quality
- Showcasing excellent work ethic and strong sense of ownership of end result
- Understand the structured software development methodologies including design, development and testing in an Agile environment
- Follow all security practices and identify areas and processes where performance and scalability can be improved
- Make and justify recommendations for improvement., Participate in development of solutions in cases of new technology direction and/or proof of concepts
- Should translate business needs into technical solutions with Strong analytical, conceptual and technical skills
- Support the evaluation, selection, design, development and maintenance of the platforms.
JAVA, JSP, jQuery, Servlet, Hibernate, Spring MVC, Spring boot, SOAP and REST Web Services, Microservices, knowledge of SQL query, build tool like Ant and Maven, very good analytical and logical skills.
Good to have: Redis and Memcached cache management, JBOSS 7 and above, API gateway, Apache, EJB
- Mandatory skills: Spring boot, Hibernate, Microservice
- Strong Java skills including Java 8 features
- Good understanding of Microservices-based architecture and the related ecosystem
- Exposure to MS SQL Server, Sybase etc. and NoSQL databases like MongoDB is also preferred.
- Great OO skills, including strong design patterns knowledge
- Strong knowledge of software best practices, like Test-Driven Development (TDD) and
- Continuous Integration (CI)
- Strong Knowledge of Data Structures & Algorithms
- Experience in working with data-driven RESTful APIs using web frameworks like SpringBoot,etc.
- Should be able to do data modeling
- Good understanding of ORMs like Hibernate, JPA, etc.
- Strong debugging skills
- Familiarity with architectural/ design patterns
- Advanced knowledge of Agile methodology.
Dot is a technology start-up, operating in Fintech and e-commerce space. With the aim to
revolutionize offline-to-online(O2O) space, Dot strives to enable digital transformation of Offline businesses using smart innovations. This is a huge market, serving the 1.3 billion strong Indian population.
The start-up is led by a strong and experienced team. It has already raised seed funding of ~US$ 35.5 Million from renowned investors.
To know more, head over to: www.dotpe.in
About the Founders
The company is led by an experienced team, three ex-PayU employees - Shailaz Nag, Gyanesh Sharma & Anurag Gupta, with proven expertise & knowledge of the fintech space as well as experience in building & managing companies.
Shailaz Nag is a well known visionary entrepreneur. He was ex-Managing Director and co-founder of PayU, (India’s largest and profitable Payment Company) which is currently valued at US$ 3 Billion. He was also one of the founding members of Ibibo Group. Shailaz Nag is a Chartered Accountant and also holds an MBA degree.
Gyanesh Sharma is an IIT Delhi alumnus, holding a B.Tech. degree in Computer Science. He has strong experience in leading tech teams, holding position of
● CTO at Shopclues
● Head of engg. at PayU
● Engg. Head at MakeMyTrip
Anurag Gupta has a decade long experience in building financial services business. He was Vice-President & Business head at PayU for Omnichannel business. He also headed Bank & Product Partnership for PayU.
Investors
Dot has raised seed funding of US$ ~35.5 million from
● Naspers Fintech (PayU) -
○ $120bn group with global presence. Listed in London, Johannesburg, Amsterdam
○ Presence in India : MMT-Goibibo, PayU, Flipkart, Swiggy, Byju’s, OLX
○ Global Presence : Tencent - WeChat, OLX
● Fosun RZ Capital
○ Affiliate of Fosun Group - A $100Bn Chinese conglomerate
○ Presence across global growth markets
● Info Edge
○ Parent company of naukri.com, jeevansaathi.com, 99acres.com, shiksha.com
○ Listed on NSE & BSE with a market cap of INR 27,000 crore
○ Major investor in zomato.com & policybazaar.com
Products
At Dot, we are solving the key problems that lie at the heart of Offline businesses by equipping them with commerce and fin-tech products. We are building a horizontal Omni-channel platform encompassing several Products all aimed at empowering all types of merchants, big or small, with Digital Technology. Whilst strengthening the merchants, our products also aim to direct this digital transformation towards improving the customer journey.
Our initial Product line-up has already garnered attraction from several renowned enterprises as well as significant interest from every medium and small-scale merchant we touch. And this just marks the start of our journey!
About Profile
Responsibilities
• Understanding the business requirement and provide good scalable solution
• Integration of user-facing elements developed by a front-end developers with server side logic
• Completely owning the backend services of a module
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability
• Our stack is ReactJS, React Native, Golang, MySQL, NoSQL and hosting environment is AWS
Skills and Qualifications
• Extensive and expert programming experience in anyone programming language (Golang/ C/ Java).
• A solid foundation in computer science, with strong competencies in data structures, algorithms, software design and distributed system applications
• Experience with building and scaling apps with RDBMS as well as NoSQLs.
• Experience creating scalable Web APIs for mobile and browser consumption
• Integration of multiple data sources and databases into one system
• Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform
• Creating database schemas that represent and support business processes
• Implementing automated testing platforms and unit tests
• Have a penchant for solving complex and interesting problems
• Worked in start-up culture with high levels of ownership and commitment
• Excellent coding skills – should be able to convert design into code fluently
• Engineers from Tier 1 colleges
1. Work as part of a software development team
2. Good working knowledge with Core & advance java
3. Understanding of Spring & hibernate frameworks
4. Write code per app specifications in Java with Spring and Hibernate Framework.
5. Should have worked on front end technologies.
6. Good understanding of MySQL database ,Should be able to design database
7. Test to ensure designs are in compliance with specifications
8. Should be able to design authentication service
9. Good experience in Java Spring,Angular 5,Web APIs
10.Analyze user requirements to determine how to translate into Java
11.Should have knowledge about third party authentication like Facebook login, google login and Twitter login along with push notification and payment gateways
12.Write well designed, testable, efficient code and make sure designs are in compliance with specifications
Skills and Experience preference :
- 0.6 to 3 years of overall experience in software development with any degree in Computer science or related subject.
- Strong in Core Java, J2EE, RMI, Web services.
- Competent JSP, Struts, SQL, OOPs and ORM technologies (hibernate).
- Strong understanding of design patterns and multithreading.
- Experience on working in high performing development teams using agile/ scrum methodologies and Tools; various code versioning systems, such as SVN.
- Ability to multi task and switch context to changing priorities in a high dynamic environment and proficient in troubleshooting skills, especially in complex application stacks.
- Experience in Test Driven Development and mobile platform is added advantage











