ServiceNow Developer

Squaredev BV; Warszawa; On-site; PLN 160,000 - 240,000; Full time

Job summary

SquareDev BV in Warsaw is seeking a ServiceNow Developer to join a project with a public‑sector client. You will work with the platform’s Architect and Administrator to turn business needs into code, configuration, and custom solutions on the ServiceNow platform.

You will spend most of your time building configurations, customisations, scripts, workflows, and integrations (REST, LDAP, SSO). Prior ServiceNow dev experience and CAD/CSA certifications are required.

Qualifications

• At least 5 years of IT professional experience.
• Minimum 2 years as a ServiceNow Developer.
• Cad and CSA certifications (CAD/CSA).
• Hands-on experience building custom ServiceNow apps, scoped apps, business rules, scripts and workflows.
• DevOps experience on ServiceNow.
• Practical knowledge of MariaDB administration.
• Integration experience REST, Web Services, SSO, LDAP.
• English at B2 level (CEFR) or higher.

Responsibilities

• Build and ship configurations, customisations and scoped apps on ServiceNow.
• Write platform code (JavaScript / GlideScript, business rules, client/server scripts, UI policies, workflows).
• Integrate ServiceNow with surrounding systems (REST, SOAP, SSO, LDAP).
• Maintain the platform end‑to‑end and the underlying MariaDB database.
• Apply ServiceNow upgrades and patches without breaking existing customisations.
• Investigate incidents, fix bugs, and review code to keep quality high.
• Produce technical documentation, SOPs and knowledge base articles.

Skills

ServiceNow

JavaScript

REST

LDAP

DevOps on ServiceNow

MariaDB

English B2

Tools

MariaDB administration

Job description

Why are you looking for a job?

If your answer ticks all the boxes, this could be the start of a great collaboration.

• You have a curious mind – You won't understand what we're talking about if you don't
• You want to learn more around technology – You won't survive if you don't
• You want to make the world a bit better – We don’t like you if you don't

We happen to be just like that as well. We like hacking things here and there (you included) and create scalable solutions that bring value to the world.

SquareDev

We use state‑of‑the‑art technology to build solutions for our customers and our partners' customers. We make sure we stay best‑in‑class by participating in research projects across Europe, collaborating with top universities and enterprises on AI, Data, and Cloud.

About QnR Group

SquareDev is a member of the QnR Group, a leading technology organization specializing in end‑to‑end custom software solutions, Artificial Intelligence, Cybersecurity, SAP S/4HANA, SAP Business One, ServiceNow, and FinTech solutions.

As part of QnR Group's ongoing expansion — both in Greece and internationally — we are continuously hiring across a wide range of tech roles. Successful candidates may be hired by QnR Group, or another company within the Group, depending on the role and project.

Role overview

We are looking for a ServiceNow Developer to join a project with one of our public‑sector clients in Warsaw. You will work within an established ServiceNow team, alongside the platform’s Architect and Administrator, helping turn business needs into code, configuration, and custom solutions on the platform. In this role you will spend most of your time building: implementing customisations, writing scripts, designing workflows, integrating ServiceNow with surrounding systems, reviewing code, fixing bugs, and shipping upgrades.

Responsibilities

• Build and ship configurations, customisations and scoped apps on ServiceNow.
• Write platform code (JavaScript / GlideScript, business rules, client/server scripts, UI policies, workflows).
• Integrate ServiceNow with surrounding systems (REST, SOAP, SSO, LDAP).
• Maintain the platform end‑to‑end and the underlying MariaDB database.
• Apply ServiceNow upgrades and patches without breaking existing customisations.
• Investigate incidents, fix bugs, and review code to keep quality high.
• Produce technical documentation, SOPs and knowledge base articles.

Qualifications

• At least 5 years of relevant IT professional experience.
• At least 2 years in a similar ServiceNow Developer position.
• Both ServiceNow certifications (or equivalent): Certified Application Developer (CAD) and Certified System Administrator (CSA).
• Hands‑on experience building custom apps, scoped applications, business rules, scripts and workflows on ServiceNow.
• DevOps experience on ServiceNow.
• Practical knowledge of MariaDB administration.
• Integration tech: REST, Web Services, SSO, LDAP.
• English at B2 level (CEFR) or higher.

Nice to have (not required)

• Broader ServiceNow modules (ITOM, HRSD, CSM, SecOps).
• ITIL / Service Management background.
• Previous EU institution / public‑sector experience.
• Active or recent EU/NATO security clearance.