Application Developer - PHP (m/w/d)

Let’s be #BrilliantTogether

We are currently hiring for Application Developer - PHP (m/w/d) for permanent position in Haar.

A role is responsible for the development and maintenance of bespoke applications and services centered around FWW’s data offerings.

Key Responsibilities:

• Development of new applications and APIs – code new web-based solutions and APIs based on clients’ specific requirements.

• Ongoing maintenance of existing solutions – maintain existing solutions including code rewrites/updates to new standards as well as customer-initiated change requests, rebrands, etc.

• Development of the core FWW infrastructure – build and update the core FWW infrastructure that is the base of our customer-facing solutions. Including new data-layers, visualization tools and frameworks, etc.

• Build and maintain supporting processes – work on supplementary processes, for either internal use (e.g. automations in fund-data processing) or customer/projects specific needs (e.g. individualized financial ratios calculations, data monitoring).

• Support – provide support to other FWW departments (Sales, Support) on the specifics of existing solutions and asses new requirements.

Qualifications:

• Strong experience with SQL (focus on MariaDB and SQLite) as well as scripting languages – especially PHP and Bash (Unix shell).

• Strong experience with HTML, CSS, JavaScript/Typescript and other web-development languages.

• Experience with general Linux systems administration.

• Familiarity with version control systems, such as Git, and collaborative development workflows.

• Familiarity with AWS or other cloud platforms

#LI-TG1 #MIDSENIOR #FWW

What You Can Expect from Us

At ISS STOXX, our people are our driving force. We are committed to building a culture that values diverse skills, perspectives, and experiences. We hire the best talent in our industry and empower them with the resources, support, and opportunities to grow—professionally and personally.

Together, we foster an environment that fuels creativity, drives innovation, and shapes our future success.

Let’s empower, collaborate, and inspire.

Let’s be #BrilliantTogether.

About ISS STOXX

ISS STOXX GmbH is a leading provider of research and technology solutions for the financial market. Established in 1985, we offer top-notch benchmark and custom indices globally, helping clients identify investment opportunities and manage portfolio risks. Our services cover corporate governance, sustainability, cyber risk, and fund intelligence. Majority-owned by Deutsche Börse Group, ISS STOXX has over 3,400 professionals in 33 locations worldwide, serving around 6,400 clients, including institutional investors and companies focused on ESG, cyber, and governance risk. Clients trust our expertise to make informed decisions for their stakeholders' benefit.