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