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3,801

Java jobs in United Kingdom

Rust Engineer/ Blockchain Security Engineer

Crypto.com

United Kingdom
On-site
GBP 60,000 - 80,000
14 days ago
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Citi Developer Concierge – Application Support Technical Specialist - Assistant Vice President

Citi

Belfast
On-site
GBP 50,000 - 70,000
14 days ago

ACBS Developer

83zero Ltd

City Of London
Hybrid
GBP 60,000 - 80,000
14 days ago

Geospatial Software Engineer

ISR RECRUITMENT LIMITED

Manchester
On-site
GBP 50,000 - 70,000
14 days ago

ACBS Developer

83zero Limited

Greater London
Hybrid
GBP 60,000 - 80,000
14 days ago
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Senior Software Developer- JavaDevOps skills required

Netcompany

Leeds
On-site
GBP 50,000 - 70,000
14 days ago

Senior Software Developer

Gold Group Limited

Basingstoke
On-site
GBP 55,000 - 60,000
14 days ago

Senior Backend Engineer - Experimentation Platform

Spotify

Greater London
Hybrid
GBP 70,000 - 90,000
15 days ago
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Citi Developer Concierge – Application Support Technical Specialist - Assistant Vice President

Citigroup Inc.

Belfast
Hybrid
GBP 40,000 - 60,000
15 days ago

Senior UAT Lead - Payments Technology & Testing

JPMorgan Chase & Co.

Glasgow
On-site
GBP 45,000 - 60,000
8 days ago

DITA OT Developer / DITA Content Strategist

TestYantra Software Solutions

United Kingdom
Remote
GBP 50,000 - 70,000
8 days ago

UI Lead Software Engineer- React JS & Databricks

J.P. MORGAN

Glasgow
On-site
GBP 60,000 - 80,000
8 days ago

SAP Development Lead

VIQU IT

Greater London
Hybrid
GBP 80,000 - 100,000
8 days ago

Senior Software Engineer II, Backend Product

Jobgether

United Kingdom
Hybrid
GBP 70,000 - 90,000
8 days ago

Senior Backend Engineer - AI-Driven, Scalable Systems

Jobgether

United Kingdom
Hybrid
GBP 70,000 - 90,000
8 days ago

FinTech Software Engineer, Cloud & API Focus

VanRath

Belfast
Hybrid
GBP 40,000 - 60,000
8 days ago

Software Engineer Mid level

VanRath

Belfast
Hybrid
GBP 40,000 - 60,000
8 days ago

Lead UI Engineer - React, Databricks & Cloud

J.P. MORGAN

Glasgow
On-site
GBP 60,000 - 80,000
8 days ago

Graduate Computer Engineer

Blue Orchid Recruitment Ltd

Shrewsbury
On-site
GBP 25,000 - 29,000
8 days ago

SaaS Deployment & Adoption Engineer

WeAreTechWomen

United Kingdom
On-site
GBP 60,000 - 80,000
8 days ago

Outcome Customer Engineer, SaaS Delivery

WeAreTechWomen

United Kingdom
On-site
GBP 60,000 - 80,000
8 days ago

Forward Deployed Engineer, Applied AI

Anthropic

Greater London
Hybrid
GBP 225,000 - 255,000
8 days ago

Software Engineer III - FIX Onboarding - Senior Associate

JPMorgan Chase & Co.

Greater London
On-site
GBP 60,000 - 80,000
8 days ago

Full Stack Engineer – Hybrid UK, Microservices & Cloud-Native

Understanding Recruitment

Greater London
Hybrid
GBP 63,000 - 75,000
8 days ago

Senior Software Engineer MES

Rhian_Convatec

United Kingdom
Remote
GBP 60,000 - 80,000
8 days ago

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Rust Engineer / Blockchain Security Engineer
Crypto.com
United Kingdom
On-site
GBP 60,000 - 80,000
Full time
14 days ago

Job summary

A leading blockchain technology firm in the United Kingdom is seeking experienced backend engineers to develop innovative blockchain solutions. Candidates should have 5+ years of experience, preferably with languages like Go or Rust, and a strong understanding of blockchain protocols. The role emphasizes collaboration, problem-solving, and a proactive approach to improving technology. Join us to build first-class products that solve real-world challenges.

Qualifications

  • 5+ years of engineering experience, preferably strong backend development.
  • Basic understanding of consensus algorithms such as Raft or PBFT.
  • Experience with basic cryptographic primitives.

Responsibilities

  • Develop and participate in architectural decisions and designs.
  • Analyze and solve complex problems across the blockchain protocol.
  • Collaborate with DevOps to improve the tech stack.

Skills

Fast learner
Organizational skills
Interpersonal skills
Self-starter
Backend development experience
Familiarity with blockchain systems

Tools

Java
Go
Rust
Erlang
Job description
Responsibilities
  • Development activities include development, proposing architectural decisions, participating in designs, design review, code review, and implementation; identify issues and implement solutions to complex problems in the blockchain protocol.
  • Analyze and solve difficult problems across the blockchain protocol.
  • Work closely with operations and infrastructure to build high‑scale backend services.
  • Manage documentation of all code and functionalities implemented.
  • Work closely with DevOps and ecosystem engineers to improve the tech stack for long‑term engineering initiatives.
Requirements
  • Interested in building a first‑class product to solve real‑world problems.
  • Experienced with various technologies, a fast learner, and have a “get things done” mentality.
  • Strong organizational skills, interpersonal skills, and the ability to juggle conflicting requirements from many different stakeholders.
  • Humble to embrace better ideas from others, eager to make things better, open to challenges and possibilities.
  • Self‑starter who can define and execute tasks with minimal guidance.
  • Open to learning, collaborative, willing to give and receive feedback; 5+ years of engineering experience, preferably strong backend development experience (e.g., Go, Rust, Java, Erlang).
  • Hands‑on experience in using basic cryptographic primitives (e.g., BouncyCastle in Java): digital signatures, key exchange, symmetric and asymmetric encryption.
  • Basic knowledge of distributed systems and understanding of consensus algorithms, such as Raft or PBFT.
  • Experience with or interest in Go or Rust.
  • Hands‑on experience with any existing blockchain system internals is welcomed but not required.
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* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.

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