Backend Developer TOTO

Backend Developer TOTO bij Nederlandse Loterij

Do you want to work with the latest technologies on the development of high-performance integrations and mission-critical services? Get moving and strengthen Nederlandse Loterij as a Backend Developer TOTO.

Waarom jij deze baan wil

What makes our teams successful? The right team setup combined with a data-driven mentality. To make the right decisions, you need insight into up-to-date information. That’s why data is integrated into all teams within Nederlandse Loterij.

Thanks to your efforts, our in-house Player Account Management system (PAM) seamlessly integrates with a variety of third-party systems and providers. You will work on an integration layer built for low latency and high traffic, ensuring that millions of transactions run smoothly and reliably. In this way, you directly contribute to a happy, healthy and sporty Netherlands.

As a Backend Developer you score by:

• Designing and building integrations between third-party systems and our in-house PAM platform
• Developing and maintaining low-latency, high-throughput services that handle critical player and transaction data
• Applying deep knowledge of functional programming concepts such as pure functions, side-effects, and immutability to deliver robust, testable, and scalable solutions
• Setting up CI/CD pipelines using Azure DevOps
• Safeguarding operational continuity and system resilience under high load

Technologies we are currently using are, but not limited to:

• (Cloud) software architecture based on Azure
• Jira, Azure DevOps, Robot framework, Git, Terraform
• C#, .NET, MediatR, MongoDB, RocksDB, Node.js/Express, SignalR

You will work in the Technology department, the heart of Nederlandse Loterij, where we continuously improve and expand the online channels for Casino and Sports Betting. The environments are fully integrated with our backend APIs and CMS, delivering flexibility and optimized user flows. The dev team works closely with the iGaming product team, continuously searching for new opportunities to enhance integrations, safeguard operations, and improve user experience based on feedback and data analysis.

Samen werken, samen winnen

Nederlandse Loterij is the reliable gambling organisation in the Netherlands. It has eight strong brands. We are the market leader, experts, and stand for responsible, fair and safe gambling. Almost all of our revenue goes to a happy, healthy and sporty Netherlands.

Within the Technology team, we help each other to perform and we aim for joint success! Our differences make us strong together. Movement? That’s in our DNA. You and your colleagues will feel at home in an environment where no day is the same.

“We proberen continu nieuwe technologieën uit en leren niet alleen door middel van trainingen, maar ook van elkaar. Er loopt enorm veel kennis rond op onze afdeling.”

Jennifer Vink Product Owner

Jouw talent

The various people who work here like to be on the move, develop themselves personally and professionally, and strive for growth. That makes everyone within Nederlandse Loterij a top talent. Your talent is the sum of:

• Bachelor/Master in a technical field (Master is preferred)
• Deep technical knowledge of IT systems, integration patterns, and development methods as mentioned above
• Strong understanding of functional programming principles, including side-effect management, immutability, and pure function design
• Minimum of 5 years of experience in a development team working with high-performance services
• Experience with agile working

Furthermore, for this vacancy, you are capable of giving input during refinements and pushing back on the business when needed to arrive at the best technical solutions. You dare to take responsibility for the performance and development of your products and are honest and transparent during retrospectives.

Jouw score

As a Backend Developer we offer you:

• A salary between €4.800,- and €6.800,- gross a month, depending on your experience
• A position for 32 - 40 hours per week
• An interesting bonus scheme
• You can enjoy a healthy and varied lunch in our corporate restaurant for €3.25

Our office in Rijswijk is effectively where you do your work, but you mainly work in a place that best suits what you do. See below for other terms and conditions of employment.

Reiskostenvergoeding

De kosten die je maakt met OV of eigen vervoer om naar kantoor te komen? Die worden volledig vergoed.

Extra voorzieningen

Je krijgt een laptop, telefoon en een thuiswerkplek.

Pensioen

Je bouwt een goed pensioen op. Opbouwpercentage 1,75% per jaar. Eigen bijdrage 6,15% van pensioen grondslag.

Hybride werken

Afhankelijk van het team waarin je zit, werk je soms vanuit ons modern ingerichte kantoor in Rijswijk en soms vanuit huis of een andere plek waar jij het liefste je werk doet.

Werkgeverschap van nu

We vinden het belangrijk dat je blij wordt van onze arbeidsvoorwaarden. Zo vullen wij bijvoorbeeld het salaris tijdens het 5 weken durende partnerverlof aan tot 100%.

Vakantie

Je krijgt 30 vakantiedagen op basis van een fulltime dienstverband, €1.000,- flexibel budget en 8% vakantiegeld.

Sportschool

Onbeperkt gebruik van onze sportschool. Onze personal trainer staat voor je klaar.

Ontwikkelingsbudget

Met een jaarlijks opleidingsbudget tot €2.000,- kan jij flink investeren in jouw persoonlijke ontwikkeling. Dit stimuleren we.