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10 Important Skills for Data Analysts to Stay Competitive

By RiaPublished on: March 11, 20256 minutes read

The demand for data analysts in Singapore is at an all-time high, as businesses increasingly rely on data-driven decision-making to stay ahead. Companies across industries are expanding their analytics teams, making this a prime opportunity for professionals who want to build or advance their careers.

Singapore’s Ministry of Manpower (MOM) has identified data analytics as one of the most in-demand yet talent-starved skills for 2025. While businesses are eager to hire, they expect professionals to upskill to keep pace with industry advancements.

For small businesses, the stakes are just as high. Singapore Business Review warns that companies overlooking data analytics risk financial losses, inefficiencies, and missed growth opportunities. Even smaller firms are now looking for data-literate professionals to remain competitive.

For both aspiring and mid-career data analysts, continuous upskilling is essential. Here are 10 critical skills for data analysts that will help you stay competitive and grow in your career.

Related Article: Basics of Data Analytics: Build 7 Essential Skills for a Strong Start in 2025

1. Data Cleaning and Preparation

Messy data leads to poor decisions. Data analysts spend 60-80% of their time cleaning and preparing data, making this one of the most crucial skills in the field.

💡 Key tools to learn: Python (pandas), SQL, Excel, OpenRefine

2. SQL for Data Extraction

SQL remains the backbone of data analytics. Analysts must efficiently query databases, join multiple datasets, and optimise performance.

💡 Why it matters: Self-service analytics is becoming mainstream, and businesses expect analysts to retrieve and manipulate data without IT support.

3. Data Visualisation

Storytelling with data is a powerful skill. Companies need insights that are clear and actionable. Strong visualisation skills help communicate complex data in a way business leaders can understand.

💡 Top tools: Tableau, Power BI, Matplotlib, Seaborn

Learn these tools at Vertical Institute’s Data Analytics course. Gain hands-on experience in data visualisation with expert-led training designed to help you create impactful dashboards and reports.

 
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Related Article: Power BI vs Tableau: What is the Best Data Visualisation Tool to Learn

4. Statistical Analysis

A solid grasp of statistics helps ensure that insights are based on facts, not assumptions.

🔹 Must-know concepts: Probability, regression, hypothesis testing

5. Python and R for Data Analytics

Python and R are becoming industry standards. Learning these languages helps analysts perform advanced analytics, automate tasks, and work with big data.

💡 Real-world example: Asia-Pacific Breweries Singapore is investing in AI and data analytics to better understand younger consumers, according to Food Navigator Asia. Analysts with Python skills play a crucial role in these efforts.

6. Business Acumen

Understanding data is not enough—you need to know how it impacts business outcomes. Analysts must align insights with company goals and help businesses solve real problems.

💡 Industry focus: Logistics, retail, finance, and healthcare are among the fastest-growing sectors in Singapore that require data analytics.

Related Article: Business Analyst vs. Data Analyst: Roles, Skills, and Career Insights

7. Data Ethics and Privacy

With Singapore’s strict data regulations, companies expect analysts to handle data responsibly. Mishandling data can lead to compliance issues and security risks.

🔹 What to learn: PDPA (Personal Data Protection Act), GDPR compliance

8. Machine Learning Basics

Machine learning is no longer just for data scientists. More companies want analysts who understand basic ML concepts like predictive analytics and clustering.

💡 Singapore’s job market: The demand for AI and ML skills is rising, with businesses investing in automation.

9. Communication and Storytelling

It’s not just about numbers—it’s about influence. Strong communicators can translate data into insights that drive action.

🔹 Where it matters most: Board meetings, stakeholder discussions, product strategy

10. Adaptability and Continuous Learning

The data industry is evolving fast. New technologies, tools, and methodologies emerge every year. Analysts who stay ahead by learning and adapting will always have an edge.

💡 The talent war is real: With Singapore’s demand for data talent at an all-time high, continuous learning will set you apart.

Related Article: Entry-Level Data Analyst Salary in Singapore: A Guide to Earning Potential

FAQs About Data Analyst Skills

How long does it take to learn data analytics?


The learning timeline depends on your background and the depth of skills you want to acquire. The Data Analytics course at Vertical Institute can be completed in 21 hours (7 lessons of 3 hours each), making it ideal for busy professionals.

Is data analytics only for people in tech?


No, data analytics is useful in many industries, including finance, healthcare, marketing, logistics, and e-commerce. Anyone working with data can benefit from analytics skills.

What subsidies are available for Vertical Institute’s Data Analytics course?


Singaporeans and PRs may be eligible for subsidies such as:
SkillsFuture Credits (for Singaporeans aged 25 and above)
NTUC Union Training Assistance Programme (UTAP) (for NTUC members)
Company-sponsored funding (for employees under selected company schemes)

What other courses complement data analytics?


To enhance your career prospects, consider learning:

Generative AI – to leverage AI-driven insights and automate data analysis
UX Design – for better user research and data-driven product decisions
Digital Marketing – to analyse customer data and market trends

Will I receive a certification after completing the Data Analytics course?


Yes! You will receive an industry-recognised Certificate of Completion. This certification can be added to your LinkedIn profile, resume, and job applications to showcase your SQL, Tableau, and Python expertise.

Conclusion 

Companies across Singapore and beyond are investing heavily in data analytics, making skilled analysts more valuable than ever. From logistics and finance to retail and tech, businesses rely on data-driven strategies to stay competitive. However, simply having data analysts is not enough—companies need professionals who can deliver real insights, optimise operations, and drive business growth.

To stay competitive, aspiring and mid-career analysts must keep upskilling. Proficiency in SQL, Python, machine learning, and data storytelling is now expected, not optional. Those who expand their expertise in generative AI, cloud computing, and automation will be better positioned for high-demand roles and long-term career growth.

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About Vertical Institute

Vertical Institute is revolutionising the future of work by empowering individuals with essential skills to excel in today’s evolving job market. Our comprehensive courses and certifications are designed to cultivate vital skills and nurture the next generation of visionaries and trailblazers. 

As a certified Approved Training Provider (ATO) recognised by SkillsFuture Singapore (SSG) and the Institute of Banking & Finance Singapore (IBF), Vertical Institute offers state-of-the-art, government-subsidised tech courses. Participants in our programs are eligible for SkillsFuture Credits and NTUC UTAP funding, which helps alleviate education costs.

Ria is a content writer specialising in long-form storytelling, particularly human-interest pieces. She enjoys the challenge of SEO writing, helping businesses grow organically while creating valuable content.

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