Power BI Developer at Amentum in Oxford, England, United Kingdom

Power BI Developer Location: UK-Oxford At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive. Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all. We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow.  We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities. Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business. About the Opportunity You will join a growing AI, Automation and Analytics team focused on delivering scalable, enterprise-grade analytics solutions across Power BI and the wider Microsoft ecosystem. As a Power BI Developer, you will play a key role in designing and delivering dashboards, semantic models and reporting solutions that support operational performance and strategic decision-making. You will work closely with business stakeholders, data engineers and platform teams to ensure solutions are robust, governed and aligned to enterprise standards. This is a senior technical role combining hands-on development with governance, performance optimisation and stakeholder engagement. You will contribute to the ongoing maturity of our analytics capability by delivering well-structured, scalable and maintainable solutions. Key Responsibilities Designing and developing Power BI dashboards, reports and semantic models to support business insight and decision-making Building scalable and performant data models using best practice dimensional modelling techniques Applying governance standards across workspace design, access control, deployment and lifecycle management Collaborating with data engineers and platform teams to ensure reliable and secure data pipelines Optimising datasets and reports for performance, usability and efficient use of platform capacity Producing clear technical documentation to support maintainability and operational support Supporting the improvement and rationalisation of existing reporting solutions to reduce duplication and improve quality Engaging with stakeholders to understand requirements and translate them into effective data solutions Providing technical guidance and promoting best practice across the organisation Here's What You’ll Need Strong experience developing Power BI dashboards, datasets and semantic models in enterprise environments Experience with dimensional modelling including fact and dimension tables Advanced knowledge of DAX and Power Query Experience optimising performance of Power BI models and reports Working knowledge of Microsoft Fabric or similar modern data platforms Understanding of data governance, security and access control (Azure AD, RBAC) Experience working with SQL and integrating multiple data sources Ability to work with stakeholders to translate business needs into technical solutions Desirable Experience in regulated or safety-critical environments Knowledge of deployment pipelines and Dev/Test/Prod lifecycle management Experience with tools such as Tabular Editor, DAX Studio or ALM Toolkit Exposure to Python or analytics workflows in Fabric or Databricks Experience implementing or working within analytics governance frameworks Our Culture Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration. We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work. When we embrace different perspectives and work together, we become more innovative, more agile, and more successful. We partner with VERCIDA, for greater online accessibility please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team.