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Blockchain Developer

Blockchain developers build secure computer systems that allow people and organisations to record and share information without needing a middleman. They work on finance, supply chains, healthcare and many other areas.

Blockchain Developer

72

Computer Science

AI IMPACT
AI CAN DO72%moving to95%
THE DOOR, NOWC
THE DOOR, 20 YRSE
STARTING PAY£30,000 - £40,000
NO MOATNo physical, legal or personal barrier protects this work from software.
This work is being absorbed by AI
AI already does much of this work and nothing structurally requires a human: no licence, no physical task, no relationship at the core. Expect fewer people in higher-judgment roles: enter as the person directing the tools, not competing with them.

The role

As a blockchain developer, you write code to create systems that work like a shared ledger - a record book that lots of people can see and trust, but no single person can cheat. You might build a system for banks to move money faster, or for supply chains to track where goods come from, or for healthcare to store patient records securely.

Your day involves writing code, testing it to make sure it is secure and works properly, and talking with your team about what users actually need. You learn and use new tools and programming languages regularly because this technology is still new and changing fast. The challenge is making systems that are both secure and fast, so millions of people can use them without things breaking down or getting hacked.

Daily responsibilities

  • Design and develop blockchain-based applications and smart contracts.
  • Collaborate with cross-functional teams to define, design, and ship new features.
  • Conduct thorough testing and debugging of blockchain applications to ensure optimal performance.
  • Stay updated with the latest blockchain technologies and trends to integrate into projects.
  • Implement security measures to safeguard blockchain systems against vulnerabilities.
  • Participate in code reviews to maintain high-quality standards across the development team.
  • Document technical specifications and deployment processes for future reference.

Does a degree help here?

A UK degree, particularly in Computer Science or a related field, provides a solid foundation in programming, algorithms, and data structures, which are crucial for a successful career in blockchain development. UK universities are renowned for their cutting-edge research and industry connections, giving graduates a competitive edge in the job market.

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AI EXPOSURE = the share of a job's day-to-day tasks AI can already do today, from the same exposure engine used across this site (Anthropic labour market research, 2026, observed real-world AI usage by occupation). Higher means more exposed. It is a measurement of now, not a prediction. THE DOOR = how hard the job is to get into, grade A (easy) to E (extremely hard), from each career's published forecast (OpenAI, "The AI Jobs Transition Framework", Richmond 2026, CC BY 4.0). A card marked MOAT NOT YET CLASSIFIED has a real exposure score but no entry yet in our moat register, so we make no claim about what structurally protects it. Scorecard grades and verdicts are Careermash editorial judgment: we show forecasts as forecasts and own our conclusions. Salary and pathway figures are each career's own published profile. Careermash is a service provided by What School Ltd.

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