Infosys Mainframe Developer Recruitment 2026 – 0–4 Years, Bangalore
Category: IT Jobs
Verified on: September 11, 2026
Company: Infosys Limited
Job Role: Mainframe Developer
Location: Bangalore
Experience: 0–4 Years
Reference Code: INFSYS-EXTERNAL-246126
Application Mode: Online
Application Status
🟢 Application Status: Candidates should verify the latest application status on the official Infosys Careers website before applying.
Infosys Limited has an opportunity for a Mainframe Developer in Bangalore under its Application Development and Maintenance service line. The position is relevant to candidates with 0 to 4 years of experience who have knowledge of mainframe development, application maintenance, troubleshooting, programming, and database-related concepts.
The role is associated with technologies such as COBOL, PL/1, CICS, JCL, and DB2. Candidates interested in this opportunity should have a genuine understanding of the technologies they mention on their resumes and should be prepared to discuss their knowledge during the recruitment process.
This article provides a detailed overview of the opportunity, including eligibility, educational qualifications, technical skills, responsibilities, application steps, resume preparation, interview preparation, common mistakes, and a beginner-friendly preparation plan.
Important: Job information can change after publication. Candidates should verify the latest job status, eligibility requirements, location, and application details through the official Infosys Careers website before applying.
Infosys Mainframe Developer Job Overview
| Particular | Details |
|---|---|
| Company | Infosys Limited |
| Job Role | Mainframe Developer |
| Location | Bangalore |
| Experience Required | 0–4 Years |
| Reference Code | INFSYS-EXTERNAL-246126 |
| Service Line | Application Development and Maintenance |
| Primary Skills | Mainframes, COBOL, PL/1, CICS, JCL, DB2 |
| Application Mode | Online |
| Salary | Not specified in the available listing |
| Application Deadline | Not specified in the available information |
| Selection Process | Not specified in the available information |
The reference code INFSYS-EXTERNAL-246126 can help candidates identify the relevant vacancy when checking the official recruitment portal.
About the Infosys Mainframe Developer Role
A Mainframe Developer works on software applications that operate in mainframe environments. These systems are commonly used for large-scale business operations where reliability, transaction processing, data management, and stable application performance are important.
For this Infosys opportunity, the role focuses on application development and maintenance. Depending on the assigned project, a developer may work on existing applications, develop or modify software components, investigate technical issues, fix defects, and support applications across different environments.
The role is not limited to writing code.
A Mainframe Developer may also need to:
- Understand business and technical requirements.
- Analyze existing applications.
- Develop and maintain software.
- Troubleshoot application issues.
- Work with databases.
- Test application changes.
- Investigate development and production problems.
- Communicate with other technical teams.
- Contribute to software design and development activities.
Candidates should therefore focus on understanding how different technologies work together instead of studying only one programming language.
Who Can Apply?
The available job information indicates an experience range of 0 to 4 years.
This can make the opportunity relevant to different types of candidates, including:
- Freshers with relevant educational qualifications.
- Candidates who have completed mainframe-related training.
- Candidates with academic projects involving programming or databases.
- Candidates with internship experience.
- Professionals with up to four years of relevant experience.
- Candidates with practical knowledge of COBOL, PL/1, CICS, JCL, or DB2.
However, candidates should not assume that the experience range alone guarantees eligibility.
The latest official job listing should always be checked before applying because requirements can change.
Educational Qualification
The available job information includes the following educational backgrounds:
- Bachelor of Engineering (B.E.)
- Bachelor of Technology (B.Tech.)
- Bachelor of Science (B.Sc.)
- Bachelor of Computer Applications (BCA)
- Master of Technology (M.Tech.)
- Master of Science (M.Sc.)
- Master of Computer Applications (MCA)
Candidates should compare their qualification with the latest official job description before submitting an application.
Candidates should not assume additional requirements such as a specific percentage, CGPA, age limit, or graduation-year restriction unless such requirements are mentioned in the latest official recruitment information.
Experience Requirement
The listed experience range is 0–4 years.
The zero-year starting point means the role may be relevant to freshers, provided they satisfy the other applicable requirements.
Candidates with professional experience should accurately mention their experience.
For example, someone with 18 months of relevant experience should not describe themselves as having three years of experience simply to appear more suitable for the position.
Recruiters may verify employment details, and technical interviews may also test whether a candidate genuinely has the experience and skills mentioned on the resume.
Main Technical Skills
The major technical areas associated with this role include:
- Mainframe technologies
- COBOL
- PL/1
- CICS
- JCL
- DB2
- SQL
- Programming fundamentals
- Application development
- Application maintenance
- Debugging
- Troubleshooting
- Database concepts
- Testing
- Software development practices
Candidates should focus on building genuine knowledge instead of adding a long list of technologies to their resumes.
COBOL
COBOL is an important programming language used in enterprise and mainframe environments.
Candidates preparing for this role should understand basic concepts such as:
- COBOL program structure
- Variables
- Data types
- Conditions
- Loops
- Procedures
- Paragraphs
- Sections
- File handling
- Sequential files
- Basic debugging
Freshers do not necessarily need to know every advanced COBOL feature before applying, but they should have a solid understanding of the concepts they claim to know.
PL/1
PL/1 is another programming language associated with enterprise computing environments.
Candidates who list PL/1 as a skill should understand its basic programming concepts and be able to explain how they gained their knowledge.
Do not list PL/1 simply because it appears in the job description.
If you have only recently started learning it, describe your knowledge honestly rather than claiming professional expertise.
CICS
CICS is associated with transaction processing in mainframe environments.
Candidates should understand the basic purpose of transaction processing and how applications can handle transactions in an enterprise environment.
For interview preparation, focus on understanding the underlying concepts instead of memorizing definitions.
JCL
JCL, or Job Control Language, is used in mainframe environments to define and control batch jobs.
Candidates should become familiar with concepts such as:
- Jobs
- Job steps
- DD statements
- Datasets
- Procedures
- Batch processing
- Job execution
- Return codes
- Basic troubleshooting
Beginners can start by understanding how a simple batch job works and gradually move toward more advanced JCL concepts.
DB2
DB2 is a database technology used in enterprise environments.
Candidates should understand fundamental database and SQL concepts such as:
- Tables
- Rows
- Columns
- Primary keys
- SQL queries
- SELECT
- INSERT
- UPDATE
- DELETE
- Joins
- Basic database relationships
If DB2 is included on your resume, you should be able to explain your actual exposure to it.
Application Development and Maintenance
The position belongs to the Application Development and Maintenance service line.
This means candidates may be involved in both developing software and supporting existing applications.
Application development can include:
- Understanding requirements.
- Designing solutions.
- Writing code.
- Testing functionality.
- Fixing defects.
- Improving existing features.
Application maintenance can include:
- Investigating bugs.
- Fixing application issues.
- Supporting production environments.
- Modifying existing programs.
- Analyzing application behavior.
- Implementing approved changes.
Key Responsibilities
Understanding Requirements
Developers need to understand what a business or technical requirement is asking them to build or change.
This involves reading requirements carefully, identifying dependencies, and asking for clarification when necessary.
Developing Software
The position involves creating efficient and reusable mainframe code.
Candidates should understand basic programming principles and be able to write code that is readable, maintainable, and appropriate for the project.
Maintaining Existing Applications
Mainframe applications can be large and may have been used for many years.
Maintenance work can involve modifying existing code, correcting defects, supporting new requirements, and ensuring that changes do not negatively affect existing functionality.
Troubleshooting Problems
Troubleshooting is an important part of application maintenance.
A structured troubleshooting process can include:
- Understanding the reported problem.
- Identifying the expected result.
- Comparing it with the actual result.
- Reviewing available error information.
- Identifying the affected component.
- Finding the root cause.
- Implementing a suitable solution.
- Testing the change.
- Confirming that the problem has been resolved.
Working With Teams
Developers may work with other programmers, testers, analysts, technical leads, project teams, and support teams.
Good communication can therefore be important, particularly when explaining technical problems or discussing application changes.
Eligibility Explained Simply
In simple terms, candidates with a relevant educational background and 0–4 years of experience may consider this opportunity if they also have suitable technical knowledge.
For example, a fresher who has learned COBOL, JCL, DB2, and basic CICS through coursework or practical training may be able to prepare for this role.
However, candidates should not claim professional experience they do not have.
A training project should be described as a training or academic project. Professional experience should be described separately.
Accuracy is important both during the application process and during interviews.
Application Checklist
Before applying, candidates should check the following:
- Confirm your educational qualification.
- Confirm your experience level.
- Check reference code INFSYS-EXTERNAL-246126.
- Confirm the location as Bangalore.
- Review the latest official job description.
- Update your resume.
- Mention only genuine technical skills.
- Prepare details of relevant projects.
- Check your contact information.
- Apply through the official recruitment channel.
- Review the application before submission.
- Save your application details after submitting.
How to Apply
Candidates should apply through the official Infosys Careers website.
Step-by-Step Application Process
- Visit the official Infosys Careers website.
- Search for Mainframe Developer.
- Look for reference code INFSYS-EXTERNAL-246126.
- Confirm the location as Bangalore.
- Read the latest job description carefully.
- Check the eligibility requirements.
- Prepare your updated resume.
- Select the official application option.
- Complete the required information.
- Upload your resume when requested.
- Review your information carefully.
- Submit the application.
- Save any application or reference number provided after submission.
Candidates should avoid unofficial websites or individuals who claim they can guarantee selection.
Resume Preparation
A well-prepared resume can make it easier for recruiters to understand your background.
Education
Mention:
- Degree
- College or university
- Graduation year
- Relevant academic information
Technical Skills
Organize technical skills clearly.
For example:
- Programming: COBOL, PL/1
- Mainframe: JCL, CICS
- Database: DB2, SQL
- Other: Testing, debugging, software development practices
Only include technologies that you genuinely understand.
Projects
Freshers can use academic or personal projects to demonstrate practical knowledge.
Instead of writing:
Mainframe Project
provide a meaningful description of what you actually did.
For example:
Developed a basic COBOL application for processing structured records and practiced file handling, validation, and debugging.
The project description should always reflect your actual work.
Interview Preparation
The available job information does not specify a fixed selection process.
Therefore, candidates should not assume that there will definitely be a particular number of interview rounds.
Instead, prepare around the technical requirements of the role.
COBOL Interview Topics
Candidates can revise:
- COBOL program structure
- Variables
- Data divisions
- Procedure division
- Conditions
- Loops
- File handling
- Sequential files
- Debugging
- Basic program execution
JCL Interview Topics
Prepare:
- JOB statements
- EXEC statements
- DD statements
- Datasets
- Batch processing
- Job execution
- Return codes
- Procedures
- Common JCL errors
DB2 and SQL Interview Topics
Review:
- Tables
- Primary keys
- SQL
- SELECT
- INSERT
- UPDATE
- DELETE
- Joins
- Indexes
- Basic database relationships
CICS Interview Topics
Understand:
- Transaction processing
- Basic CICS concepts
- Transactions
- Application programs
- Communication concepts
- Error-handling fundamentals
PL/1 Interview Preparation
If PL/1 is included on your resume, be prepared to explain:
- Basic syntax
- Variables
- Conditions
- Loops
- Program structure
- Any project or training experience
Do not claim advanced PL/1 experience if you have only studied the basics.
Scenario-Based Interview Questions
Candidates may benefit from practicing practical questions.
For example:
Question: A mainframe application is producing incorrect output. How would you investigate the issue?
A strong answer should demonstrate a logical troubleshooting process.
You could explain that you would first understand the expected output and compare it with the actual result. Then you would review the relevant input, logs, error information, program flow, and affected components. After identifying the likely cause, you would make a controlled change and test it before confirming that the issue has been resolved.
This type of answer demonstrates problem-solving rather than memorization.
Project-Based Interview Preparation
Freshers should be prepared to explain every project mentioned on their resumes.
Possible questions include:
- What problem does the project solve?
- Why did you choose this project?
- Which technologies did you use?
- What was your contribution?
- What technical problem did you face?
- How did you solve it?
- What did you learn?
- What would you improve?
- What would happen if the project had to support more users?
The best approach is to understand your project thoroughly rather than memorizing a prepared answer.
Five-Week Preparation Plan
Week 1 – COBOL and Programming Fundamentals
Focus on:
- COBOL basics
- Variables
- Conditions
- Loops
- Program structure
- File concepts
- Basic debugging
Week 2 – JCL and Mainframe Fundamentals
Study:
- JCL basics
- JOB
- EXEC
- DD
- Datasets
- Batch processing
- Return codes
- Basic troubleshooting
Week 3 – DB2 and CICS
Focus on:
- DB2 basics
- SQL
- Tables
- Queries
- Joins
- Database concepts
- CICS fundamentals
- Transaction processing
Week 4 – Application Development and Troubleshooting
Practice:
- Debugging
- Application maintenance
- Error analysis
- Testing
- Unit testing
- Programming concepts
- Problem-solving
Week 5 – Resume and Interview Preparation
Use the final week for:
- Resume review
- Project preparation
- Technical revision
- Mock interviews
- Communication practice
- Revising weak topics
Common Mistakes to Avoid
Claiming Skills You Do Not Have
Do not add COBOL, JCL, CICS, DB2, or PL/1 to your resume simply because these technologies appear in the job description.
Interviewers can ask detailed technical questions about the skills you mention.
Assuming a Fixed Interview Process
The available job information does not confirm a specific selection pattern.
Do not publish or assume a fixed number of rounds without official confirmation.
Publishing Unverified Salary Figures
Salary is not specified in the available information.
Candidates should rely on official recruitment communication for confirmed compensation details.
Ignoring the Reference Code
Always verify INFSYS-EXTERNAL-246126 when checking the vacancy.
Using Unofficial Application Channels
Candidates should apply through the official Infosys recruitment process.
Do not pay individuals who claim they can guarantee selection.
Sharing Personal Information With Unknown Recruiters
Candidates should be careful when sharing personal documents or sensitive information.
Only provide information through appropriate official recruitment channels when required.
Is This Role Suitable for Freshers?
The stated experience range begins at 0 years, so freshers may be eligible if they satisfy the other applicable requirements.
Freshers should focus on building a solid foundation in:
- COBOL
- JCL
- DB2
- CICS
- SQL
- Programming fundamentals
- Debugging
- Problem-solving
- Communication
A fresher does not need to pretend to have professional experience.
Academic projects, practical exercises, training, and genuine technical knowledge can be discussed honestly during the recruitment process.
Salary and Benefits
The available job information does not specify a salary figure.
Candidates should not rely on salary figures published by unrelated websites unless they can be verified through an official source.
Actual compensation may depend on the employment terms, role, location, experience, and company policies.
Candidates should treat official recruitment communication or the employment offer as the appropriate source for confirmed compensation information.
Application Fee
No application fee is specified in the available job information.
Candidates should be cautious if anyone asks for money for:
- Application processing
- Interview selection
- Job confirmation
- Guaranteed employment
- Offer letters
- Recruitment registration
Candidates should verify recruitment-related communication through official channels.
Selection Process
The available job listing does not provide a detailed selection process.
Therefore, candidates should not assume a fixed number of assessments or interviews.
Depending on the recruitment process, candidates may be asked to participate in technical discussions, assessments, interviews, or other evaluation stages.
The actual process should be confirmed through official communication from Infosys.
Frequently Asked Questions
What is the Infosys job role?
The position is for a Mainframe Developer under the Application Development and Maintenance service line.
What is the experience requirement?
The available information indicates 0 to 4 years of experience.
Where is the job located?
The listed location is Bangalore.
What is the reference code?
The reference code is INFSYS-EXTERNAL-246126.
Which technical skills are relevant?
The main technical areas include COBOL, PL/1, CICS, JCL, and DB2, along with general programming, database, testing, and troubleshooting knowledge.
Which educational qualifications are listed?
The available information includes B.E., B.Tech., B.Sc., BCA, M.Tech., M.Sc., and MCA. Candidates should verify the latest official listing before applying.
Is this job suitable for freshers?
The experience range begins at zero years, so freshers may be considered if they satisfy the other applicable requirements.
Is the salary mentioned?
No specific salary figure is provided in the available job information.
Is there an application deadline?
A fixed closing date is not specified in the available information. Candidates should verify the current status on the official recruitment portal.
What should freshers study?
Freshers can focus on COBOL, JCL, DB2, CICS, SQL, programming fundamentals, debugging, and problem-solving.
Is the selection process confirmed?
No detailed selection process is specified. Candidates should wait for official communication regarding assessments and interviews.
How can candidates verify the job?
Search for Mainframe Developer on the official Infosys Careers website and confirm the reference code INFSYS-EXTERNAL-246126, location, eligibility, and current status.
Key Takeaways
- Company: Infosys Limited
- Position: Mainframe Developer
- Location: Bangalore
- Experience: 0–4 Years
- Reference Code: INFSYS-EXTERNAL-246126
- Service Line: Application Development and Maintenance
- Main Skills: COBOL, PL/1, CICS, JCL, DB2
- Application Mode: Online
- Salary: Not specified in the available listing
- Application Deadline: Not specified
- Selection Process: Not specified
- Status: Verify the latest status on the official Infosys Careers portal
Candidates should verify the latest official information before applying because job details can change.
Official Job Details
Company: Infosys Limited
Job Role: Mainframe Developer
Reference Code: INFSYS-EXTERNAL-246126
Location: Bangalore
Experience: 0–4 Years
How to Apply
Visit the official Infosys Careers website and search for Mainframe Developer using reference code INFSYS-EXTERNAL-246126.
Before submitting the application, verify the job title, reference code, location, eligibility requirements, and current application status.
Information Verification
| Information | Details |
|---|---|
| Company | Infosys Limited |
| Job Role | Mainframe Developer |
| Reference Code | INFSYS-EXTERNAL-246126 |
| Location | Bangalore |
| Experience | 0–4 Years |
| Service Line | Application Development and Maintenance |
| Primary Skills | COBOL, PL/1, CICS, JCL, DB2 |
| Salary | Not specified |
| Application Deadline | Not specified |
| Last Verified | September 11, 2026 |
Job information may change after publication. Candidates should verify the latest details before applying.
Update History
September 11, 2026: Article reviewed and updated with verification information, eligibility guidance, application steps, technical preparation, resume guidance, interview preparation, and common mistakes.
Disclaimer
This Infosys Mainframe Developer job information is provided for general informational and educational purposes only. LCJP Job Hub is an independent job information website and is not affiliated with Infosys Limited. Job details, eligibility requirements, locations, compensation, application dates, recruitment procedures, and application status may change. Candidates should verify all information through the official Infosys Careers website before applying. LCJP Job Hub does not guarantee selection, employment, interview calls, salary, or any other hiring outcome
Important Link
Apply Online: Visit the official Infosys Careers website.
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