Power BI Engineer

Tata Consultancy Services
London
1 month ago
Applications closed

Related Jobs

View all jobs

Data Engineer - Power BI

Data Engineer

Power BI Developer

PowerApps Developer (Engineering, Construction)

Manufacturing Data Engineer

Senior Data Engineer

If you need support in completing the application or if you require a different format of this document, please get in touch withator callTCS London Office numberwith the subject line: “Application Support Request”.


Ready to utilise yourskills in data modelling and integration?

Join us as aPower BI.



Careers at TCS: It means more

TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve - our clients include some of the biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership.

  • Grow your career, while being exposed to new technologies.
  • Be part of an exciting team where you will be challenged every day.
  • Gain access to endless learning opportunities.



The Role

As aPower BIyou will work on services related to delivering business intelligence and leading BI software development. In this role you will present Power BI reports and be involved in transforming raw data into cohesive, valuable reports capturing meaningful business insights.


Key responsibilities:

  • Data Modelling and Integration: Develop and maintain complex data models, including establishing relationships, hierarchies, and calculated columns.
  • Manage data integration tasks, including data source connections and data transformation processes.
  • Report and Dashboard Development: Independently design and create interactive and visually compelling reports and dashboards using Power BI Desktop.
  • Implement advanced features like bookmarks, drill-through actions, custom themes, and custom visuals.
  • Advanced Data Analysis: Perform complex data analysis tasks usingDAX(Data Analysis Expressions) functions to create calculated measures and solve intricate business problems. Develop advanced DAX calculations for financial, statistical, or performance analysis.
  • Performance Optimization: Optimize report and dashboard performance by improving data queries, data model efficiency, and report rendering speed. Identify and address bottlenecks and resource constraints.
  • Data Transformation and ETL: Handle more complex data transformation and ETL (Extract, Transform, Load) processes, including handling data from multiple sources and dealing with complex data structures.
  • Data Governance and Security: Implement data governance practices, including data access controls, role-level security, and data lineage documentation. Ensure compliance with data protection regulations.
  • Collaboration and Requirements Gathering: Collaborate closely with business analysts, stakeholders, and end-users to gather and refine requirements for reports and dashboards. Act as a bridge between technical and non-technical stakeholders.



Your Profile

Essential skills/knowledge/experience:

  • Migration of Excel reports to PBI.
  • Establishing and troubleshooting data connections through our gateway to various data sources (Postgres DB, XSOAR, JIRA, as well as CEDAR and RACER data warehouses).
  • Creating and maintaining complex data models.
  • Designing, building, and deploying Power BI reports and dashboards based on business needs.
  • Stakeholder collaboration – Work closely with stakeholders to understand data and reporting needs.
  • Monitoring and optimizing Power BI performance and resolving issues related to accessibility.
  • Updating the Data Catalogue.



Desirable skills/knowledge/experience:

  • Hands-on experience working with Power BI in a business intelligence or data analyst role.
  • Strong understanding of Power BI desktop, Power BI service, and Power Query.
  • Proficiency in data modeling, DAX Expressions, and visualization best practices.
  • Experience with RLS and automated report refresh schedules in Power BI.
  • Strong SQL.



Rewards & Benefits

TCS is consistently voted as a Top Employer in the UK and globally. Our competitive salary packages feature pension, health care, life assurance, laptop, phone, access to extensive training resources and discounts within the larger Tata network.


Diversity, Inclusion and Wellbeing

Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the UK Equality Act 2010 and the UK Human Rights Act 1998.

We believe in building and sustaining a culture of equity and belonging where everyone can thrive. Our diversity and inclusion motto is ‘Inclusion without Exception’. Our continued commitment to Culture and Diversity is reflected across our workforce implemented through equitable workplace policies and processes.


You’ll find a welcoming culture and many internal volunteering and social networks to join (these are optional). Our diversity, inclusion and social activities include 12 employee networks such as gender diversity, LGBTQIA+ & Allies, mental health, disability & neurodiversity inclusion and many more, as well as health & wellness initiatives and sports events and we sponsor the London Marathon.


We welcome and embrace diversity in race, nationality, ethnicity, disability, neurodiversity, gender identity, age, physical ability, gender reassignment, sexual orientation. We are a disability inclusive employer and encourage disabled people to apply for this role.



If you are an applicant who needs any adjustments to the application process or interview, please contact usatwith the subject line: “Adjustment Request” or callTCS London Officeto request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process.



Next Steps

Due to a high volume of applications, we will be unable to contact each applicant individually on the status of their application. If you have not received a direct response within 30 days, then it should be deemed unsuccessful on this occasion.

Join us and do more of what matters. Apply online now.

Get the latest insights and jobs direct. Sign up for our newsletter.

By subscribing you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

Contract vs Permanent Machine Learning Jobs: Which Pays Better in 2025?

Machine learning (ML) has swiftly become one of the most transformative forces in the UK technology landscape. From conversational AI and autonomous vehicles to fraud detection and personalised recommendations, ML algorithms are reshaping how organisations operate and how consumers experience products and services. In response, job opportunities in machine learning—including roles in data science, MLOps, natural language processing (NLP), computer vision, and more—have risen dramatically. Yet, as the demand for ML expertise booms, professionals face a pivotal choice about how they want to work. Some choose day‑rate contracting, leveraging short-term projects for potentially higher immediate pay. Others embrace fixed-term contract (FTC) roles for mid-range stability, or permanent positions for comprehensive benefits and a well-defined career path. In this article, we will explore these different employment models, highlighting the pros and cons of each, offering sample take‑home pay scenarios, and providing insights into which path might pay better in 2025. Whether you’re a new graduate with a machine learning degree or an experienced practitioner pivoting into an ML-heavy role, understanding these options is key to making informed career decisions.

Machine‑Learning Jobs for Non‑Technical Professionals: Where Do You Fit In?

The Model Needs More Than Math When ChatGPT went viral and London start‑ups raised seed rounds around “foundation models,” many professionals asked, “Do I need to learn PyTorch to work in machine learning?” The answer is no. According to the Turing Institute’s UK ML Industry Survey 2024, 39 % of advertised ML roles focus on strategy, compliance, product or operations rather than writing code. As models move from proof‑of‑concept to production, demand surges for specialists who translate algorithms into business value, manage risk and drive adoption. This guide reveals the fastest‑growing non‑coding ML roles, the transferable skills you may already have, real transition stories and a 90‑day action plan—no gradient descent necessary.

Quantexa Machine‑Learning Jobs in 2025: Your Complete UK Guide to Joining the Decision‑Intelligence Revolution

Money‑laundering rings, sanctioned entities, synthetic identities—complex risks hide in plain sight inside data. Quantexa, a London‑born scale‑up now valued at US $2.2 bn (Series F, August 2024), solves that problem with contextual decision‑intelligence (DI): graph analytics, entity resolution and machine learning stitched into a single platform. Banks, insurers, telecoms and governments from HSBC to HMRC use Quantexa to spot fraud, combat financial crime and optimise customer engagement. With the launch of Quantexa AI Studio in February 2025—bringing generative AI co‑pilots and large‑scale Graph Neural Networks (GNNs) to the platform—the company is hiring at record pace. The Quantexa careers portal lists 450+ open roles worldwide, over 220 in the UK across data science, software engineering, ML Ops and client delivery. Whether you are a graduate data scientist fluent in Python, a Scala veteran who loves Spark or a solutions architect who can turn messy data into knowledge graphs, this guide explains how to land a Quantexa machine‑learning job in 2025.