If you’re stuck deciding what to write for your Computer Sciences or IT dissertation, you’re not alone. Whether you’re into machine learning, cybersecurity, app development or data mining, this guide is packed with fresh, practical, and highly specific dissertation topics that can help you kickstart your research with confidence.

Below are 90+ topic ideas covering all major subfields. These aren’t recycled or generic titles — they’re designed to get you thinking, help you spot gaps, and give you a proper starting point for writing a dissertation that actually matters.

Artificial Intelligence (AI) & Machine Learning

  • Predictive analytics models using limited training data
  • AI-based detection of deepfake content in social media
  • Energy-efficient neural networks for mobile platforms
  • Reinforcement learning for game-level AI agents
  • Ethical decision-making in autonomous delivery drones
  • Federated learning for healthcare data sharing
  • AI in predictive policing: Ethics and effectiveness
  • Transfer learning in low-resource language models
  • Generative AI for 3D object reconstruction
  • Real-time AI for fraud detection in e-commerce

Cybersecurity & Privacy

  • Zero-trust architecture implementation in small businesses
  • Ransomware detection through behavioural traffic analysis
  • Vulnerabilities in biometric authentication systems
  • Blockchain for securing IoT ecosystems
  • Evaluating security loopholes in smart home devices
  • AI in identifying phishing websites in real time
  • Post-quantum cryptography: Are we ready?
  • Privacy-preserving AI in medical diagnostics
  • Insider threat detection using behavioral biometrics
  • Cybersecurity in autonomous vehicle networks

Data Science & Big Data

  • Analysing real-time sentiment using Twitter data
  • Big data analytics in healthcare: Detecting rare diseases
  • Visualising public transport inefficiencies using big data
  • Managing unstructured data in public institutions
  • Cost-performance balance in distributed data warehouses
  • Data storytelling: Making insights actionable in government
  • Predictive analytics for student dropout prevention
  • Big data in climate modeling and forecasting
  • Anomaly detection in financial transactions
  • Data ethics in large-scale social media research

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Software Engineering

  • Agile vs. DevOps: What works better for startups?
  • Version control strategies in open-source communities
  • Unit testing automation for microservices
  • Scalability issues in ERP system development
  • Impact of developer burnout on code quality
  • Technical debt management in agile development
  • The rise of low-code/no-code platforms
  • Software architecture for real-time systems
  • Continuous delivery challenges in regulated industries
  • Evolution of design patterns in cloud-native apps

Web & Mobile App Development

  • Progressive Web Apps vs Native Apps in education
  • Offline-first mobile apps for rural healthcare access
  • Cross-platform development tools: A performance review
  • Gamification strategies in mental health mobile apps
  • Real-time communication features in delivery apps
  • Dark mode design considerations and user impact
  • Privacy by design in children’s educational apps
  • Building accessibility-first mobile interfaces
  • Integrating voice UIs in mobile applications
  • Progressive enhancement in web design

Networking & Cloud Computing

  • Edge computing vs cloud computing for video analytics
  • Load balancing algorithms in multi-cloud environments
  • IPv6 adoption challenges in developing countries
  • Disaster recovery planning in hybrid cloud models
  • SD-WAN for remote work infrastructure
  • 5G and its impact on enterprise network design
  • Network slicing for multi-tenant cloud infrastructure
  • Real-time multiplayer gaming in the cloud
  • Serverless computing: Pros, cons, and best use cases
  • Green cloud computing: Reducing energy footprints

Internet of Things (IoT)

  • Smart agriculture using IoT-based soil monitoring
  • Power management in wearable IoT devices
  • Real-time IoT data visualisation dashboards
  • IoT in predictive maintenance of industrial machines
  • Urban planning through IoT traffic monitoring
  • IoT for elderly care: Smart home safety systems
  • Interoperability issues in smart city IoT systems
  • Cybersecurity in connected medical devices

Blockchain & FinTech

  • NFT utility beyond digital art: A use-case analysis
  • Blockchain for transparent NGO fund tracking
  • Limitations of smart contracts in real-world scenarios
  • Crypto-lending risks from a technical viewpoint
  • Blockchain-based voting: Potential and limitations
  • Decentralised identity systems: A new era of privacy?
  • Blockchain in carbon credit trading platforms
  • Regulatory frameworks for FinTech startups

Robotics & Automation

  • Affordable robotic limbs for amputees using 3D printing
  • Warehouse optimisation using autonomous vehicles
  • Swarm robotics for search and rescue missions
  • Object recognition limitations in domestic robots
  • AI-driven quality checks in industrial automation
  • Human-robot collaboration in manufacturing environments
  • Emotion detection in service robots
  • Multi-agent coordination in disaster zones

Augmented & Virtual Reality (AR/VR)

  • AR in surgical training: Advantages and constraints
  • VR-based cognitive therapy for PTSD patients
  • Motion sickness issues in mobile VR applications
  • Using AR for hands-on STEM education in schools
  • Mixed reality for architectural visualisation
  • Eye-tracking integration in VR training modules
  • AR overlays for real-time machine maintenance

Human-Computer Interaction (HCI) (5 topics)

  • Designing intuitive interfaces for elderly users
  • HCI challenges in AI-powered virtual assistants
  • UX design for wearables: Balancing form and function
  • Impact of gesture-based interfaces on user fatigue
  • Personalisation vs privacy in adaptive user interfaces

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