Senior SharePoint & Microsoft 365 Developer

ARHS; Warszawa; On-site; PLN 180,000 - 260,000; Full time

Job summary

Arηs Group, Part of Accenture, Poland, is seeking a Software Developer (SharePoint / Microsoft 365) to design and evolve enterprise SharePoint solutions in a dynamic team environment. The role emphasizes hands-on development, API integration, and delivering robust SaaS-like features.

The right candidate brings strong C#/.NET, SQL, and Power Platform experience, plus proven SharePoint data consumption with PnP, REST, and Graph API, and a collaborative, Scrum-driven mindset.

Qualifications

• Advanced SharePoint data consumption using PnP, REST API, and Graph API.
• Server-side development in C# / .NET Framework / SQL including Web Parts, Event Receivers, and Timer Jobs.
• Holds Microsoft certificates relevant for the profile.
• Developed SharePoint Online solutions using Power Platform.

Responsibilities

• Designs and develops the system
• Optimizes software for performance, security and quality
• Produces technical documentation
• Estimates effort and time for development
• Sets software development standards
• Proposes technical solutions for business needs and problems
• Collects and interprets software metrics
• Manages configuration and releases
• Contributes to requirements analysis, testing, QA, change management, deployment
• Tests solutions and develops testing tools
• Prototypes solutions
• Acts as 2nd and 3rd line support
• Demonstrates English language proficiency at minimum B2 level

Skills

Lifecycle management

Enterprise software

Scrum

Team leadership

Technical documentation

Problem solving

English proficiency

Requirements analysis

Education

Intermediate software development certificate

Microsoft certifications

Tools

SharePoint

PnP

SharePoint REST API

Microsoft Graph API

C#

.NET Framework

SQL

Web Parts

Event Receivers

Timer Jobs

Power Platform

UML

Job description

Arηs Group, Part of Accenture, Poland, is seeking a Software Developer (SharePoint / Microsoft 365) to design and evolve enterprise SharePoint solutions in a dynamic team environment. The role emphasizes hands-on development, API integration, and delivering robust SaaS-like features.

The right candidate brings strong C#/.NET, SQL, and Power Platform experience, plus proven SharePoint data consumption with PnP, REST, and Graph API, and a collaborative, Scrum-driven mindset.