Senior Software Engineer – AI, Orchestration

Senior Software Engineer developing scalable AI solutions at Keylane. Focused on backend services and integrating AI capabilities into core systems.

Posted 6/22/2026full-timeUtrecht • 🇳🇱 NetherlandsSenior💰 €5,200 - €7,500 per monthWebsite

Tools & technologies

AzureCloudDistributed SystemsJavaPythonSpringSpring BootSpringBoot

Key responsibilities & impact

As a Senior Software Engineer (AI & Orchestration), you will play a key role in turning innovative ideas into scalable, production-ready solutions.
You will combine strong backend engineering expertise with architectural thinking, helping shape the technical foundations that enable AI capabilities across Keylane.
Working closely with architects, software engineers, and AI specialists, you will investigate new technologies, validate architectural approaches, and develop prototypes that help shape technical direction across Keylane.
You will be trusted to take ownership of complex technical challenges, translating open questions into practical recommendations and working solutions.
You will design and build backend services that support AI capabilities and their integration into Keylane's core systems.
This includes developing scalable APIs, integration services, and cloud-native applications using technologies such as Java, Spring Boot, Python, Azure, and modern development tooling.
You will contribute to architectural discussions around distributed systems, event-driven integration patterns, security, observability, and platform engineering, helping ensure solutions are scalable, secure, and reliable in production.
As a senior engineer, you will actively mentor colleagues, contribute to design discussions, and help raise engineering standards through code reviews, knowledge sharing, and technical leadership.

What you’ll need

At least 5 years of professional software development experience;
Experience developing services and integrations using Python;
Experience designing and developing scalable software solutions in cloud-based environments, preferably within Microsoft Azure;
A solid understanding of distributed systems, API design, integration patterns, and event-driven architectures;
Experience designing and securing REST APIs, including authentication and authorization standards such as OAuth2 and OpenID Connect;
Experience leading technical investigations, proof of concepts, or prototypes and translating findings into practical recommendations;
Strong analytical and problem-solving skills;
Excellent written and verbal communication skills, including the ability to communicate technical concepts clearly to different audiences;
A collaborative mindset and passion for mentoring and knowledge sharing;
Fluency in English, both written and spoken.

Comp & perks

A monthly gross salary between € 5.200 and €7.500 based on 40 hours per week
8% holiday allowance of your total gross salary
A profit share
A pension scheme, with the option to save extra
Travel reimbursement: Receive a mileage allowance of €0.23 per km or an NS Business Card, which can also be used for personal travel
24 holiday days (with the option to buy extra) and 7 inclusion days, which can be exchanged with fixed Dutch national holidays, allowing you to take them when you like
Flexibility in working environment. As part of a hybrid working team, you will work partly from home and partly from the office. If you work in the office, a free lunch is waiting for you every day. If you work from home, you will receive a working from home allowance (€4 net per day) and internet allowance (€35 net per month)
The possibility of working remotely from abroad for up to 2 months per year
The possibility to lease a bike through our bike leasing program
A one-year contract that, subject to satisfactory performance, will be converted into a permanent contract
The opportunity to develop yourself at our Academy through courses and training, both professionally and personally
A comprehensive vitality offer to help you stay healthy
An active and fun community of Keylaners. We also have after-work drinks at our in-house pub every Thursday.

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Hard Skills & Tools

JavaSpring BootPythonAPI designcloud-native applicationsdistributed systemsevent-driven architecturesREST APIsOAuth2OpenID Connect

Soft Skills

analytical skillsproblem-solving skillswritten communicationverbal communicationcollaborative mindsetmentoringknowledge sharingtechnical leadership