Jobs and Careers
ZA
Senior Software Engineer (React)
ZartisEuropean Timezonefull_timeVerifiedPosted 11 Dec 2025
About the role
The company and our mission:
Zartis is a digital solutions provider working across technology strategy, software engineering, and product development.
We partner with firms across financial services, MedTech, media, logistics technology, renewable energy, EdTech, e-commerce, and more. Our engineering hubs in EMEA and LATAM are full of talented professionals delivering business success and digital improvement across application development, software architecture, CI/CD, business intelligence, QA automation, and new technology integrations.
We are looking for a Senior Software Engineer to work on a project in the banking sector.
The project:
Our teammates are talented people that come from a variety of backgrounds. We’re committed to building an inclusive culture based on trust and innovation. You’ll be working with long-established, market-leading nutritional clients through a wide range of investment and advisory services.
Our client is continuing to modernise and scale its digital platforms, making technology central to delivering secure, reliable, and high-quality financial services experiences. You will be part of a distributed team developing new technologies to solve real business problems. We are looking for someone with good communication skills, ideally with experience making decisions, being proactive, used to building software from scratch, and with good attention to detail.
What you will do:
-Work in close coordination with our business users, vendors, and other stakeholders to craft solutions to business problems considering functional and non-functional requirements. -Develop technical solutions that are robust, secure, and easily maintainable, in line with development standards and best practices. -Liaise with the test team and all project stakeholders to ensure solutions are fully tested. Creation and execution of automated test scripts wherever possible. -Support production systems, resolving issues within SLA, and providing regular and timely updates to users and line managers as to the status of issues, escalating issues as required. Ensuring system documentation is updated as required. -Regular communication with the team on project progress, issues, and risks.-Contribute to the team with the recent technology trends. -Contribute to overall department goals and objectives.
What you will bring:
-5+ years experience using client-side JavaScript-based technology with experience using React.-Skilled in JavaScript, jQuery, HTML, Bootstrap framework, and CSS.-Experience with TypeScript, and its utility types.-Experience with SASS, BEM, and SMACSS.-Strong working knowledge of front-end technologies such as HTML, CSS, and JavaScript.-Experience with modern browser technologies and JSON over REST-based data exchange.-Experience designing secure web applications, with specific experience in charting in JavaScript.-Experience ensuring cross-browser compatibility.-Experience building and debugging complex systems in a team environment.-Expertise in building complex layouts with CSS and HTML and modern front-end tooling.-Experience investigating and improving front-end performance.-Experience with IDEs and Git-based source control tools.-Experience working within a recognized software development lifecycle (Agile).-Experience with server-side technologies such as Java is highly desirable.-Experience with NPM is highly desirable.-Experience developing single-page applications is highly desirable. -Experience in React Native is highly desirable. -Experience building applications with accessibility features is desirable. -Experience with Thymeleaf is desirable
Nice to have:
-Demonstrated experience in developing software according to technical designs. -Experience with AngularJS and Angular 2+ frameworks.-Strong troubleshooting and problem-solving skills. -Innovative, creative, flexible, and self-directed. -Excellent communication skills, both written and verbal. -Excellent interpersonal skills with the ability to work well in cross-functional project teams. -An ability to work under pressure, prioritize workloads, and achieve critical deadlines.
What we offer:
-100%Remote Work-WFH allowance: Monthly payment as financial support for remote working.-Career Growth: We have established a career development program accessible for all employees with a 360º feedbac
Zartis is a digital solutions provider working across technology strategy, software engineering, and product development.
We partner with firms across financial services, MedTech, media, logistics technology, renewable energy, EdTech, e-commerce, and more. Our engineering hubs in EMEA and LATAM are full of talented professionals delivering business success and digital improvement across application development, software architecture, CI/CD, business intelligence, QA automation, and new technology integrations.
We are looking for a Senior Software Engineer to work on a project in the banking sector.
The project:
Our teammates are talented people that come from a variety of backgrounds. We’re committed to building an inclusive culture based on trust and innovation. You’ll be working with long-established, market-leading nutritional clients through a wide range of investment and advisory services.
Our client is continuing to modernise and scale its digital platforms, making technology central to delivering secure, reliable, and high-quality financial services experiences. You will be part of a distributed team developing new technologies to solve real business problems. We are looking for someone with good communication skills, ideally with experience making decisions, being proactive, used to building software from scratch, and with good attention to detail.
What you will do:
-Work in close coordination with our business users, vendors, and other stakeholders to craft solutions to business problems considering functional and non-functional requirements. -Develop technical solutions that are robust, secure, and easily maintainable, in line with development standards and best practices. -Liaise with the test team and all project stakeholders to ensure solutions are fully tested. Creation and execution of automated test scripts wherever possible. -Support production systems, resolving issues within SLA, and providing regular and timely updates to users and line managers as to the status of issues, escalating issues as required. Ensuring system documentation is updated as required. -Regular communication with the team on project progress, issues, and risks.-Contribute to the team with the recent technology trends. -Contribute to overall department goals and objectives.
What you will bring:
-5+ years experience using client-side JavaScript-based technology with experience using React.-Skilled in JavaScript, jQuery, HTML, Bootstrap framework, and CSS.-Experience with TypeScript, and its utility types.-Experience with SASS, BEM, and SMACSS.-Strong working knowledge of front-end technologies such as HTML, CSS, and JavaScript.-Experience with modern browser technologies and JSON over REST-based data exchange.-Experience designing secure web applications, with specific experience in charting in JavaScript.-Experience ensuring cross-browser compatibility.-Experience building and debugging complex systems in a team environment.-Expertise in building complex layouts with CSS and HTML and modern front-end tooling.-Experience investigating and improving front-end performance.-Experience with IDEs and Git-based source control tools.-Experience working within a recognized software development lifecycle (Agile).-Experience with server-side technologies such as Java is highly desirable.-Experience with NPM is highly desirable.-Experience developing single-page applications is highly desirable. -Experience in React Native is highly desirable. -Experience building applications with accessibility features is desirable. -Experience with Thymeleaf is desirable
Nice to have:
-Demonstrated experience in developing software according to technical designs. -Experience with AngularJS and Angular 2+ frameworks.-Strong troubleshooting and problem-solving skills. -Innovative, creative, flexible, and self-directed. -Excellent communication skills, both written and verbal. -Excellent interpersonal skills with the ability to work well in cross-functional project teams. -An ability to work under pressure, prioritize workloads, and achieve critical deadlines.
What we offer:
-100%Remote Work-WFH allowance: Monthly payment as financial support for remote working.-Career Growth: We have established a career development program accessible for all employees with a 360º feedbac
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