Senior Power BI Developer

Senior Power BI Developer

Power BI, Microsoft Fabric, Advanced DAX, Data Modelling, BI Strategy

UK South East, Home Counties (Hybrid / Remote)

Role: Senior Power BI Developer / Lead Power BI Developer

Key skills: Power BI, Microsoft Fabric, Advanced DAX, Data Modelling, BI Strategy

Location: UK (Hybrid / Remote)

Type: Permanent, Full-Time

Salary: £65,000 - £85,000 + Bonus + Benefits

Overview:

@mecscomms is recruiting for a Senior Power BI Developer / Lead Power BI Developer to take ownership of enterprise-level business intelligence and data visualisation solutions.

This is a strategic and hands-on role, focused on delivering scalable, high-performance reporting using Power BI, Microsoft Fabric and modern data architecture principles, while driving self-service BI adoption and shaping the organisation's BI strategy.

You will work across complex datasets, transforming raw data into actionable insight through advanced data modelling, data storytelling and stakeholder engagement.

Purpose:

Lead the design and delivery of high-performance Power BI solutions, driving best practice in data modelling, performance tuning and BI governance, while enabling stakeholders to access trusted, self-service insight.

Technology Stack:

Power BI (Desktop & Service)
Paginated Reports (Power BI Report Builder)
Microsoft Fabric / Azure Data Platform
SQL (Advanced querying, optimisation)
DAX (Data Analysis Expressions)
Power Query (M Language)
Data Modelling (Star Schema, Semantic Models)
ETL / Data Pipelines
Excel
APIs & Data Integration

Keywords:

Power BI Developer, Senior BI Developer, Data Analyst, Data Visualisation, Microsoft Fabric, SQL Developer, Business Intelligence, Data Analytics, Dashboard Developer, Reporting Analyst, Insight Analyst, Data Modelling, DAX, Power Query

Core Activity:

Develop, maintain and enhance BI reports and dashboards
Translate business briefs into effective reporting and insight solutions
Work closely with stakeholders to understand requirements and optimise outputs
Drive stakeholder adoption and self-serve use of data and BI tools
Provide accurate, timely and commercially relevant analysis
Contribute to Agile squad delivery and continuous improvement
Coach and mentor less experienced colleagues
Champion best practice in reporting, insight generation and data usage

Responsibilities:

Develop and optimise Power BI dashboards and BI reports, delivering clear, actionable insight
Translate business requirements into scalable solutions using data modelling and Advanced DAX
Partner with stakeholders to shape requirements, challenge briefs and maximise business value
Deliver high-quality outputs at pace using Agile methodologies and continuous improvement
Simplify complex data into compelling data storytelling for commercial decision-making
Drive self-service BI adoption and promote effective use of Power BI across the business
Ensure best practice in performance tuning, report optimisation and data governance (RLS)
Act as a trusted insight advisor, identifying opportunities to enhance BI strategy and data architecture
Build ETL solutions using Power Query, Dataflows and Datamarts
Mentor and coach team members, contributing to a BI Center of Excellence

Deliverables:

Enterprise-level Power BI dashboards
High-performance semantic data models
Automated reporting frameworks
Self-service BI environments
Strategic insight presentations for senior stakeholders

Working Environment:

Agile, data-driven organisation
Cross-functional collaboration across commercial, digital and technology teams
High visibility and impact at senior stakeholder level
Strong focus on innovation, scalability and continuous improvement

Candidate Profile:

Candidates should possess similar firsthand experience in within Lead Power BI Developer role.

You will be technically strong, commercially aware & combine deep Power BI expertise with strategic thinking and leadership capability.

Your skillset & experience is likely to include some of the following:

Essential:

Senior Power BI Developer / Lead Power BI Developer
Advanced DAX (CALCULATE, SUMX, time intelligence)
Strong data modelling (including star schema design)
Power BI Service (workspaces, apps, gateway management)
Performance tuning and report optimisation
Row-Level Security (RLS) and data governance
SQL Server / T-SQL capability
Power Query (M Language) and ETL processes
Strong stakeholder engagement and data storytelling skills

Desirable:

Microsoft Fabric and Direct Lake Mode
Azure Synapse analytics environments
Building Dataflows and Datamarts
Development of Paginated Reports
Shaping BI strategy and data architecture
Working within or establishing a Center of Excellence (CoE)
Driving self-service BI adoption at scale

Key Traits:

Strategic thinker with strong BI and data architecture mindset
Excellent stakeholder management and communication skills
Passionate about data storytelling and insight delivery
Highly analytical with strong problem-solving capability
Proactive, innovative and delivery-focused

@mecscomms: uniting opportunity with ambition in Telecoms | Media | Technology

@mecscomms is the brand name of MECS Communications Ltd who provide permanent & contract recruitment consultancy service as an Employment Agency & Employment Business.



For more information or a list of current vacancies, please see our web site at mecscomms.co.uk