
Job Title: Lead Java Developer
Location: Bangalore
Experience: 8-12 years (only)
Job Overview:
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.
Skills & Qualifications:
- 8 to 12 years of experience in Java development, with at least 4 years in the investment banking/financial services domain.
- Strong knowledge of Java, Spring Framework, RESTful web services.
- Hands-on experience with AWS Cloud and related services. Knowledge of Kubernetes is a plus.
- Solid experience with Kafka and/or messaging protocols.
- Familiarity with SQL databases (e.g., Postgres/Oracle).
- Strong problem-solving skills and ability to work in a team.
- Ability to understand and work with distributed systems / microservices architecture.
- Solid written and verbal communication skills to interface with other technology and business stakeholders.

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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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
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- 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
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- 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.
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- Ability to articulate and present design ideas effectively.
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We are seeking a Node.js Developer with 1-2 years of experience to join our team. The ideal candidate should have hands-on experience in backend development, a solid understanding of JavaScript, Express.js, and familiarity with databases. You will be responsible for developing and maintaining server-side applications, collaborating with front-end teams, and ensuring optimal performance.
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- Performance Optimization: Optimize applications for speed and scalability.
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- Security Implementation: Apply basic security measures to protect applications and data.
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- 1-2 years of experience in Node.js backend development.
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Who are we and what do we do?
The Dice platform, one of the most advanced SaaS fintech organizations, helps businesses convert their spending from many fragmented applications, prepaid cards, offline reimbursement/invoice management, procurement, and payment systems to a single spend platform. There will be no more cash, cards, refunds, or offline invoicing since our entire goal is to provide businesses more knowledge and control over how they spend their money, resulting in significant cost savings and profitability. We are a hyper growth startup collaborating with premium Indian enterprises, startups, and industry leaders across disciplines.
Perks in store for you when you join the team:
- You'll be surrounded by passionate team members.
- Your work will have a visible impact.
- You will be working on interesting technical challenges in a fast-paced environment.
Requirements and skills:
- Hands-on Software Development experience.
- 2-4 years of relevant experience in Java development.
- Hands-on experience in designing and developing applications using Java EE platforms.
- Object-Oriented Analysis and design using common design patterns.
- Profound insight of Java and Java EE (Multithreading, Reactive Programming, etc)
- Excellent knowledge of Relational Databases, SQL, and ORM technologies (MySQL, EBean)
- Excellent knowledge in RESTful API development, event-based processing.
- Experience with test-driven development.
- Knowledge of GIT, Linux, Docker, Redis
Responsibilities:
- Designing, implementing, and maintaining Java applications that are often high-volume and low-latency, required for mission-critical systems
- Delivering high availability and performance
- Contributing in all phases of the development lifecycle
- Writing well-designed, efficient, and testable code
- Conducting software analysis, programming, testing, and debugging
- Managing Java and Java EE application development
- Ensuring designs comply with specifications
- Preparing and producing releases of software components
- Transforming requirements into stipulations
- Support continuous improvement
- Investigating alternatives and technologies
Location:
Pune
WHAT YOU WILL DO:
- Execute a full software development lifecycle (SDLC)
- Develop flowcharts, layouts, and documentation to identify requirements and solutions
- Write well-designed, testable, reusable code and libraries for future use
- Optimize the application for maximum speed and scalability
- Implement security and data protection
- Produce specifications and determine operational feasibility
- Integrate software components into a fully functional software system
- Develop software verification plans and quality assurance procedures
- Document and maintain software functionality
- Troubleshoot, debug and upgrade existing systems
- Deploy programs and evaluate user feedback
- Comply with project plans and industry standards
- Ensure software is updated with latest features
REQUIRED SKILLS & QUALIFICATIONS:
- Good knowledge of Core Java (Minimum Version 8)
- J2EE with a good understanding of Servlets and JSP
- Experience in Spring Modules – Spring IOC and AOP, Spring Boot (version 2 plus), JDBC
- Expertise in design and development of various web and enterprise – level applications using Java/J2EE technologies such as Spring, Hibernate, Rest services.
- Web Services (including SOAP, XML, XML Schema, JSON, and REST)
- Tools required: Maven,Eclipse, Github, and Swagger
- Good knowledge of SQL and Redis (NOSql)
- Ability to document requirements and specifications
- Proven work experience as a Software Engineer or Software Developer
- Ability to develop software in Java or any other OOPS languages
- Excellent knowledge of relational databases, SQL and ORM technologies (JPA2, Hibernate)
- Experience in developing Web Applications using at least one popular Web Framework (Spring)
- Experience with test-driven development
- Proficiency in software engineering tools
PREFERRED SKILLS & QUALIFICATIONS:
- A Bachelor’s Degree in Computer Science, Software Engineering, or other related fields.
- Eight to Ten years of Software Engineering or Software Development experience, preferably in a related field.
REPORTING: This position will report to HOD
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LOCATION: Remote (Pan India) & In-Office – Jaipur, India
SHIFT TIMINGS:
Summer - 1:30pm-10:30pm IST
Winter - 2:30pm-11:30pm IST
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• Should have good knowledge and understanding in the following areas and you are able to apply that knowledge in delivering small and medium tasks:
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• Ability to lead the calls independently in absence of a team lead
• Hands-on experience test case writing.
• Good aptitude
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• Ability to lead a group of software developers technically.
• Flexible working hours.
Requirement:
• Must have:
• NodeJS/JavaScript/Typescript
• AWS Serverless services especially lambda, S3, and DynamoDB
• Conceptual understanding of elastic cache and related services
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• Intermediate SQL – Querying and analysis
• Microservice architecture
Nice to have:
• Typescript
• Event-Driven Architecture in cloud-like SQS
• OAuth/SAML integration
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Benefits:
• A competitive annual salary based on experience and market demands
• Flexi-timings
• Medical insurance with the option to purchase a premium plan or HSA option for your entire family
• Business casual atmosphere
• Work from anywhere.
MUST HAVE SKILLS
- CORE JAVA & SQL
Desired Skills
Designing, implementing and delivering high quality Software project in JAVA, SQL / Oracle, J2EE and other JAVA technologies.
Job Responsibilities
Participate in detailed level in design, coding, code walk through, peer code reviews and unit testing, System Testing, UAT, Demos, POCs, installation, maintenance of Software modules.
❑ Ensures the preparation of the following:
▪ Software prototype
▪ System Architecture
▪ Software Design Document
▪ User interfaces to be developed as per UX guidelines
▪ Code files ensuring coding guidelines followed
▪ Code review artefacts during peer code review
▪ Test plan and Test Cases
▪ Installation / Deployment document
▪ Release Document
▪ Technical Documentation
❑ Documents and demonstrates solutions by developing documentations, flowcharts, layouts, diagram, charts, code. comments and clear code; Ensuring that project task are completed in defined effort and timelines ❑ Prepares and installs solutions by determining and designing system specifications, standards & programming.
❑ Testing: Writing of test cases, unit testing, system testing, negative testing
❑ Trouble shooting: Log analysis and database query optimization
❑ Improves operations by conducting system's analysis.
❑ Updates job knowledge by studying state of the art development tools, programming techniques & computing equipment; participates in educational opportunities, reads professional publications & maintains personal networks.
❑ Protects operations by keeping information confidential.
❑ Provides information by collecting, analyzing and summarizing development and service issues. ❑ Develops software solution by studying information needs, conferring with users, studding system flow, data usage and work processes, investigating problem areas, following delivery cycle.
❑ Ensuring that the Newgen quality processes are in place and are followed.Your Impact
This team is accountable for platform architecture evolution to meet the evolving needs of different business lines globally with rapid software deployment. As stewards of critical components in order execution and post-trade, the team is accountable for a high degree of software quality. The team consists of self-guided pragmatic individuals who are motivated to change the status quo in calculated ways.
As a member of the team, you will play an integral role on the trading floor. This is a dynamic, entrepreneurial team with a passion for technology and the markets, with individuals who thrive in a fast-paced changing environment. The team takes a data driven approach to decision making and you should be willing to participate in the full product lifecycle from requirements gathering, design, implementation, testing, support, and monitoring trading performance for systems and strategies used by our clients.
RESPONSIBILITIES AND QUALIFICATIONS
Responsibilities
+ Design, build and maintain low latency, high-performance electronic trading platform components, with a focus on market data, exchange and client connectivity and risk controls.
+ Deliver continuous optimization for latency, scale and resiliency improvements.
+ Participate in system builds for various markets globally, have curiosity and interest in understanding market microstructure details, work closely with engineering, sales and product teams globally for successful delivery of projects.
+ Basic Qualifications
+ Bachelors or Masters degree in computer science or engineering or equivalent experience
+ 3+ years of professional experience developing deterministic high performance, low latency systems in C++ (counted in single digit microseconds)
+ Prior experience with FIX and binary exchange connectivity and market data protocols preferred
+ Strong knowledge of object oriented programming, data structures, algorithms and design patterns
+ Critical path analysis, performance optimization and hardware acceleration.
+ Linux systems programming experience including memory management, concurrent programming infrastructure, and the networking stack
+ Experience developing distributed architecture systems and messaging protocols
+ Strong analytical and problem solving skills
+ Comfortable in a fast-paced environment, self-motivated, results driven and commercially focused
Preferred Qualifications
+ Software development in C++ in the context of high performance (low-latency, high-throughput) real-time computing.
+ Familiarity with STL and C++11/14 language extensions, Boost
+ Network programming (sockets, TCP/UDP/Multicast protocols)
+ Multi-threading, concurrent programming
+ Intimate knowledge of compilers, flow of data at hardware level (memory/caches, buses) + Some experience with FPGA or other hardware acceleration technologies
+ Experience processing large static datasets as well as high volume ticking data sources + Over 3 years' experience in Financial industry(Good to have)











