ARHS

Software Developer (SharePoint)

In short

This is a lead-level Software Developer role focused on SharePoint, requiring at least 5 years of experience and leadership of technical teams within a Scrum environment. The company, Arηs Group (part of Accenture), manages complex public sector IT projects. Key demands include deep expertise in SharePoint on-premises (2019/Subscription Edition) with SPFx, React/TypeScript, PnPjs, .NET/C# Web APIs on IIS and SQL Server, plus experience integrating identity systems like EU Login/SAML/Entra ID and working with Azure DevOps. The job is hybrid, based in Warsaw, Poland.

About
Arηs Group, Part of Accenture, specializes in the management of complex public sector IT projects, including systems integration, informatics and analytics, solution implementation and program management. Our team helps lead clients through digital and information systems design, bringing expertise in a variety of areas ranging from software development, data science and security management to machine learning, cloud, and mobile development. Arηs Group was acquired by Accenture in July 2024.
Responsibilities
•Designs and develops the system
•Lead development teams
•Translates requirements into design
•Optimizes software from performance, security and quality points of view
•Produces technical documentation
•Estimates effort and time for development
•Sets software development standards
•Propose technical solutions for business needs and technical problems
•Collects and interprets software metrics
•Manages configuration and releases
•Contributes to requirements analysis, testing, quality assurance, change management, deployment
•Tests solutions and develops testing tools
•Documents developments
•Prototypes solutions
•Acts as 2nd and 3rd line support
Requirements
•Holds a Bachelor's degree
•Demonstrates English language proficiency at minimum B2 level
•Required certificates: Advanced level certificate in software development relevant to the domain
•Has gone at least 1 time through the complete lifecycle of the solution
•Expert in developing enterprise level software systems in specified technology domain
•Knows UML and can design applications in UML
•Proficient in designing and developing: data layer, business logic layer and UI layer
•Worked in Scrum developments
•Is capable for leading technical teams
•Holds ability to document effectively technical solutions
•Presents problem solving skills
•Proven development of enterprise applications on SharePoint on-premises (2019 / Subscription Edition) with SPFx, React/TypeScript and PnPjs, including custom Web APIs in .NET/C# on IIS and SQL Server
•Experience in taking over and evolving an existing code base developed by a third party (code review, refactoring, technical-debt management, regression testing) in a Scrum team using Azure DevOps Boards, Repos with pull-request workflow and Pipelines
•Experience integrating line-of-business applications with identity and external systems (EU Login / SAML / Entra ID, REST APIs, notifications, document management) and in performance optimisation of list-based SharePoint solutions
•Ability to work directly with business owners, analysts and testers on backlog refinement, estimation and acceptance; availability for a knowledge-transfer period overlapping the last sprints of the current contractor (November 2026)

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