Advanced Certificate in API Testing

Friday, 28 August 2026 02:17:30

International applicants and their qualifications are accepted

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Overview

Overview

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API Testing is crucial for modern software development. This Advanced Certificate in API Testing equips you with expert skills in REST and SOAP API testing.


Learn to design effective test cases, implement automation using tools like Postman and REST-assured, and master techniques for performance and security testing.


This intensive program is ideal for software testers, developers, and quality assurance professionals seeking to advance their careers. Gain practical, hands-on experience with real-world API testing scenarios.


Master API security testing and enhance your problem-solving abilities related to API functionality and integration.


Boost your resume and command higher salaries. Explore the Advanced Certificate in API Testing today!

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API Testing mastery awaits! This Advanced Certificate in API Testing equips you with in-depth knowledge of REST, SOAP, and other API technologies. Gain hands-on experience with industry-standard tools like Postman and JMeter, boosting your career prospects significantly. Master test automation, performance testing, and security testing, making you a highly sought-after QA professional. Our unique curriculum, including real-world case studies and expert mentorship, ensures you're job-ready. Unlock your potential with this comprehensive API Testing program and become a leading expert. This Advanced Certificate in API Testing will transform your career.

Entry requirements

The program operates on an open enrollment basis, and there are no specific entry requirements. Individuals with a genuine interest in the subject matter are welcome to participate.

International applicants and their qualifications are accepted.

Step into a transformative journey at LSIB, where you'll become part of a vibrant community of students from over 157 nationalities.

At LSIB, we are a global family. When you join us, your qualifications are recognized and accepted, making you a valued member of our diverse, internationally connected community.

Course Content

• API Testing Fundamentals and Methodologies
• REST API Testing with Postman (including secondary keywords: RESTful APIs, Postman Tutorial)
• API Automation Frameworks (e.g., RestAssured, pytest)
• Database Testing for APIs (SQL, NoSQL)
• API Security Testing (OWASP API Security Top 10, JWT)
• API Performance and Load Testing (JMeter, k6)
• Continuous Integration and Continuous Delivery (CI/CD) for APIs
• Advanced API Testing Techniques (Contract Testing, Mutation Testing)
• API Documentation and Swagger
• API Virtualization

Assessment

The evaluation process is conducted through the submission of assignments, and there are no written examinations involved.

Fee and Payment Plans

30 to 40% Cheaper than most Universities and Colleges

Duration & course fee

The programme is available in two duration modes:
1 month (Fast-track mode): 140
2 months (Standard mode): 90

40% Cheaper

Our course fee is up to 40% cheaper than most universities and colleges.

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Awarding body

 The programme is awarded by London School of International Business. This program is not intended to replace or serve as an equivalent to obtaining a formal degree or diploma. It should be noted that this course is not accredited by a recognised awarding body or regulated by an authorised institution/ body.

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  • Start this course anytime from anywhere.
  • 1. Simply select a payment plan and pay the course fee using credit/ debit card.
  • 2. Course starts
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Got questions? Get in touch

Chat with us: Click the live chat button

+44 75 2064 7455

admissions@lsib.co.uk

+44 (0) 20 3608 0144



Career path

API Testing Career Roles (UK) Description
Senior API Test Engineer Leads API testing initiatives, designs test strategies, mentors junior team members. High demand, excellent API testing skills needed.
API Test Automation Engineer Develops and maintains automated API tests using frameworks like REST-assured or Postman. Strong coding skills and API automation experience essential.
API Test Analyst Creates and executes API test cases, analyzes results, and reports defects. Good understanding of API testing methodologies and software testing principles.
Performance Test Engineer (API Focus) Specializes in performance testing of APIs, identifying and resolving bottlenecks. Experience with load testing tools and performance API testing is crucial.

Key facts about Advanced Certificate in API Testing

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An Advanced Certificate in API Testing equips you with the advanced skills needed to design, develop, and execute comprehensive API test strategies. This intensive program goes beyond the basics, covering automation frameworks and performance testing methodologies.


Learning outcomes include mastering various API testing tools, such as Postman and REST-assured, and developing proficiency in writing efficient and maintainable test scripts. You'll also gain expertise in API security testing and performance testing, including load testing and stress testing, critical for ensuring application reliability and scalability. This includes both functional and non-functional testing.


The duration of the certificate program typically ranges from 4 to 8 weeks, depending on the intensity and curriculum of the specific course. This timeframe allows for sufficient in-depth study and practical application of learned concepts via hands-on projects and real-world case studies.


API testing is incredibly relevant in today's software development landscape. The increasing reliance on microservices architecture and cloud-based applications makes expertise in API testing highly sought after. Graduates are well-positioned for roles like API Test Engineer, Automation Engineer, or QA Engineer, making this certification a valuable asset in a competitive job market. This advanced certificate will demonstrate your proficiency in REST APIs, SOAP APIs, and other relevant technologies.


Throughout the course, participants will engage with RESTful APIs, SOAP APIs, and other API technologies used in modern software applications. This practical, hands-on approach ensures you're ready for real-world challenges upon completion. The curriculum incorporates industry best practices and emerging trends in API testing.

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Why this course?

An Advanced Certificate in API Testing is increasingly significant in today's UK job market. The rapid growth of digital services and reliance on APIs across various sectors necessitates skilled professionals proficient in API testing methodologies. According to a recent study (hypothetical data for illustrative purposes), the demand for API testers in the UK has seen a 30% year-on-year increase. This surge reflects the expanding need for robust and secure applications. Businesses are prioritizing application programming interfaces (APIs) for better integrations and efficient data exchange, making API testing a crucial aspect of software development life cycles. This heightened demand translates into lucrative career opportunities and competitive salary packages for those possessing relevant qualifications.

Skill Importance
REST API Testing High
SOAP API Testing Medium
Automation Testing High

Who should enrol in Advanced Certificate in API Testing?

Ideal Candidate Profile Skills & Experience Career Goals
Software testers seeking to advance their skills in API testing, particularly those with some experience in manual testing and a desire to transition into automation. This Advanced Certificate in API Testing is perfect for you! Basic programming knowledge (e.g., Java, Python), familiarity with RESTful APIs, experience with testing methodologies (e.g., Agile), and a solid understanding of software development lifecycle (SDLC). The UK tech sector shows a growing demand for automation testing skills, indicating strong career prospects for graduates. Seeking roles such as API Test Automation Engineer, Senior QA Engineer, or similar positions commanding higher salaries. The average salary for a senior QA engineer in the UK is significantly higher than entry-level roles, reflecting the value of specialized skills like API testing.