Antipollution, a member of Vasileiadis Group of Companies (V Group), is a leading provider of environmental and waste‑management solutions across the Eastern Mediterranean, Egypt and the Balkans. Operating in six main business pillars—including Port Reception Facilities, Emergency Response Services, Decontamination Services, Renewable Energy, Alternative Fuel Production from Waste and Technology—we are committed to sustainability, innovation, and operational excellence.

As part of our digital transformation, we are seeking a hands-on Digital Business Analyst to join the Technology & Innovation Department. Reporting to the Head of Technology & Innovation, you will drive the full lifecycle of technology and process-improvement initiatives — from requirements gathering and solution design to delivery oversight and change management. You will ensure that business needs are clearly captured, translated into actionable solutions, and that projects align with strategic goals, deliver measurable value, and comply with relevant industry’s best practices and standards.

Role Overview:

Tiger Analytics is an advanced analytics consulting firm. We are the trusted analytics partner for several Fortune 100 companies, enabling them to generate business value from data. Our consultants bring deep expertise in Data Science, Machine Learning, and AI. Our business value and leadership have been recognized by various market research firms, including Forrester and Gartner.

We are looking for someone with a good blend of business consulting skills and a data analytics background. If you are passionate to work on unstructured business problems that can be solved using data, we would like to talk to you.

RESPONSIBILITIES:

RESPONSIBILITIES:

We are seeking a highly experienced IT Professional to support and enhance our mission-critical systems with a focus on financial (systems) and cybersecurity infrastructure. This role is pivotal in maintaining system integrity, ensuring compliance with financial regulations, and defending against evolving cyber threats. 

Systems engineering 

• Provide tier 3 support for complex infrastructure and application issues. 

• Design, implement, and maintain high-availability systems for financial platforms. 

• Perform system performance tuning, capacity planning, and disaster recovery testing. 

• Automate operational tasks using PowerShell, Python, or other scripting tools. 

Financial systems support 

• Manage and support financial applications such as ERP systems and reporting tools. 

• Ensure systems meet security standards. 

• Collaborate with finance and audit teams to support secure data flows and reporting. 

Cybersecurity operations 

Antipollution, a member of Vasileiadis Group of Companies (V Group), is a leading provider of environmental and waste‑management solutions across the Eastern Mediterranean, Egypt and the Balkans. Operating in six main business pillars—including Port Reception Facilities, Emergency Response Services, Decontamination Services, Renewable Energy, Alternative Fuel Production from Waste and Technology—we are committed to sustainability, innovation, and operational excellence.

As part of our digital‑transformation agenda, we are looking for a hands‑on Business Analyst / Project Manager to join the Technology & Innovation Department. You will work across the full project lifecycle—capturing business needs, translating them into actionable plans and orchestrating delivery—to ensure technology initiatives align with strategic goals, add measurable value and comply with relevant industry best practices and standards.

Role Overview:

You will act as the bridge between business stakeholders and technical teams—defining requirements, coordinating resources, managing risks and driving continuous improvement. Expect to own multiple projects simultaneously, steering cross‑functional teams while measuring outcomes against clearly defined success criteria.

Key Responsibilities:

At Quento, the ICT arm of the Qualco Group, we deliver comprehensive and innovative solutions across AI, Digital Engineering, Cloud, and Cybersecurity, helping businesses accelerate digital transformation. With a presence in Greece, Luxembourg, and Belgium, and backed by the expertise of the Qualco Group, we combine deep technical knowledge with strategic partnerships to support business growth.

Quento Technologies seeks a highly skilled Front-End Developer (Angular) with a strong background in software development.

Your responsibilities will entail:

Role profile – Microservices Solution Architect

A Microservices Solution Architect designs and implements solutions using microservices architecture, ensuring they meet business needs and adhere to technical standards. They collaborate with teams, provide technical guidance, and ensure robust, scalable architectures.

Duties and Responsibilities

Architect, design, and implement microservices-based solutions that align with business requirements and technical standards. 

Provide technical leadership and mentorship to development teams, ensuring proper implementation of designs. 

Work with product owners, business analysts, and other cross-functional teams to understand requirements and deliver solutions. 

Conduct architectural assessments, develop strategies, and create roadmaps for digital programs. 

Proactively identify and resolve architectural challenges, ensuring the system is robust and scalable. 

Design solutions for high performance, throughput, and scalability, considering factors like memory and in-memory tools. 

Ensure the security of microservices and the overall system, considering factors like authentication and authorization. 

Required Skills

A minimum of 8 to 10 years of experience and Deep understanding of microservices principles, patterns, and best practices. 

Proficiency in languages like Java, Spring Boot, or Node.js. 

We are QUALCO, the technology arm of Qualco Group, with over 25 years of experience in delivering innovative solutions to the financial sector. We serve clients in over 30 countries, helping banks and other financial institutions manage credit and loans effectively while ensuring full regulatory compliance. Our advanced software leverages analytics, artificial intelligence, and digital technologies to support every stage of the credit and lending lifecycle, remaining at the forefront of fintech innovation. 

We are looking for a Software Engineer to join the development team of D3E, an end-to-end software solution for credit portfolio analytics providing data warehousing, descriptive analytics, and large-scale machine learning facilities. You will contribute to the evolution of our data processing infrastructure, working with distributed systems, cloud technologies, and supporting data-driven initiatives across the organization.

Tiger Analytics is looking for an experienced Principal Data Scientist to join our fast-growing advanced analytics consulting firm. Our employees bring deep expertise in Machine Learning, Data Science, and AI. We are the trusted analytics partner for multiple Fortune 500 companies, enabling them to generate business value from data. Our business value and leadership has been recognized by various market research firms, including Forrester and Gartner.

We are looking for top-notch talent as we continue to build the best global analytics consulting team in the world. You will be responsible for:

Contract duration: Start with 6 months

Location: JHB

Pay rate: Negotiable

Security Architectures

The Head of Security Architecture for the organization is responsible for designing, implementing, and maintaining robust security architectures that protect sensitive data in compliance with regulations such as POPIA, GDPR. This role is critical in safeguarding the confidentiality, integrity, and availability of electronic health records (EHR), patient and employee information, medical devices, and cloud-based healthcare services. The role will focus on designing and developing security architecture that aligns business and corporate security strategy. The role will collaboratively direct Security Architects, IT, and Engineers to design and build security controls and solutions compliant with approved enterprise architecture frameworks and standards across business and digital.

What will you bring?

Risk-based decision-making - expert in ISO 27001 / NIST / CIS controls, able to quantify and articulate risk, then select proportionate, cost-effective controls.

Pen-testing & threat-modelling - scoping, overseeing, and translating results into enforceable patterns and backlog items.

Influential communication - proven ability to engage C-suite and delivery stakeholders alike, adapting style to gain agreement and drive secure-by-design culture.

Job title: Information Security Architect

Contract duration: Start with 6 months

First preference: EEE candidates

Location: JHB

The Head of Security Architecture for the organization is responsible for designing, implementing, and maintaining robust security architectures that protect sensitive data in compliance with regulations such as POPIA, GDPR. This role is critical in safeguarding the confidentiality, integrity, and availability of electronic health records (EHR), patient and employee information, medical devices, and cloud-based healthcare services. The role will focus on designing and developing security architecture that aligns business and corporate security strategy. The role will collaboratively direct Security Architects, IT, and Engineers to design and build security controls and solutions compliant with approved enterprise architecture frameworks and standards across business and digital.

Key Responsibilities: