Network / API Specialist

Recruiter:

Network Contracting

Job Ref:

NCM002637/TS

Date posted:

Friday, January 9, 2026

Location:

Johannesburg, South Africa

Salary:

250 Hourly

SUMMARY:
New Job opportunity - 6 months contract role with top tier bank

Transactional Banking Network & API Specialist

POSITION INFO:

Transactional Banking Network & API Specialist

Ready to step into a high-impact role supporting the digital backbone of transactional banking?
This opportunity is ideal for a technically strong specialist who enjoys problem-solving, client interaction, and working behind the scenes to keep critical banking channels secure, stable, and scalable.
Company and Job Description:
A leading financial services organisation is seeking a Transactional Banking Network & API Specialist to provide technical expertise and advanced support across transactional banking channels, including APIs, Host-to-Host integrations, and secure network connectivity.
This role offers exposure to complex, high-volume transactional environments, collaboration with specialised network and security teams, and the opportunity to support enterprise clients. You’ll play a critical role in ensuring system stability, secure integrations, and exceptional service delivery while working in a regulated, best-practice-driven environment.
Key Responsibilities:

Provide technical support for transactional banking APIs and Host-to-Host (H2H) integrations, including onboarding, upgrades, certificates, and connectivity troubleshooting
Support transactional banking applications to ensure system availability, reliability, and performance
Perform root cause analysis, incident investigation, and resolution of recurring system issues
Act as second- and third-line support for production incidents, coordinating resolution within agreed SLAs
Support secure network connectivity, including firewall rules, encryption protocols, and secure integrations
Participate in UAT, release support, and post-implementation handovers
Maintain operational documentation and support risk, compliance, and audit requirements

Job Experience & Skills Required / Ideal Candidate Profile:
Qualification:

Degree or Diploma in IT, Information Systems, Cyber Security, or a related field

Experience:

Minimum 5 years’ experience in network, application, or production support, preferably within banking or financial services
Hands-on experience supporting transactional banking channels, APIs, or Host-to-Host integrations
Exposure to incident, problem, and change management in a regulated environment

Skills:

Strong understanding of network fundamentals, secure connectivity, and cyber security principles
Experience with log analysis and troubleshooting (system logs, SQL, firewall logs)
Ability to extract and analyse data to support incident resolution
Strong stakeholder communication skills with the ability to translate technical concepts for non-technical audiences
Exposure to scripting or automation (SQL, Python, or batch scripting) advantageous

Certifications (Advantageous):

Cisco CCT or CCNA

Apply now!
For more exciting IT and Financial Services vacancies, please visit:
/>I also specialise in recruiting in the following fields:

IT Infrastructure
Network & Security
Banking Technology
Production & Application Support
API & Integration Specialists

If you have not had any response in two weeks, please consider the vacancy application unsuccessful. Your profile will be kept on our database for any other suitable roles/positions.
For more information contact:
Theresa Steenkamp
Key Account Manager
Connect with me on LinkedIn:

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