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1,291

Java Developer jobs in United Kingdom

Blockchain Application Support Engineer

Crypto.com

City of London
On-site
GBP 50,000 - 70,000
30+ days ago
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Software Engineer

Fat Potato Ltd

City of London
Hybrid
GBP 45,000 - 95,000
30+ days ago

Software Engineer (UK)

Strivegaming

United Kingdom
On-site
GBP 40,000 - 55,000
30+ days ago

Integration Software Engineer

microTECH Global Limited

City of London
Hybrid
GBP 50,000 - 70,000
30+ days ago

Software Developer Graduate: 2026 (London Office)

Susquehanna International Group

City of London
On-site
GBP 30,000 - 40,000
30+ days ago
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Software Engineer (Application platforms/AWS/Python)

Travtus Workforce Pte Ltd

City of London
Hybrid
GBP 60,000 - 80,000
30+ days ago

Software Development Engineer

Menza

City of London
On-site
GBP 80,000 - 100,000
30+ days ago

Software Architect -Battery Management Systems (AUTOSAR)

Agratas Energy Solutions Private Limited

Coventry
Hybrid
GBP 60,000 - 80,000
30+ days ago
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IT Support Engineer - Welwyn

Hemmersbach GmbH & Co. KG

United Kingdom
Remote
GBP 30,000 - 40,000
30+ days ago

IT Support Engineer - Burgess Hill

Hemmersbach GmbH & Co. KG

Burgess Hill
On-site
GBP 30,000 - 40,000
30+ days ago

Software Engineer – National Security

Regional Services

Manchester
Hybrid
GBP 35,000 - 55,000
30+ days ago

Software Engineer - National Security (Hybrid UK)

Regional Services

Manchester
Hybrid
GBP 35,000 - 55,000
30+ days ago

Graduate Software Engineer 2026

MediaTek

Cambridge
On-site
GBP 35,000 - 50,000
30+ days ago

Application Support Analyst III

Verisk

City of London
On-site
GBP 40,000 - 60,000
30+ days ago

C++ Trading Developer, Quant Trading Team

Crypto.com

City of London
On-site
GBP 70,000 - 90,000
30+ days ago

Graduate Application Engineer

Suits Me Limited

Manchester
On-site
GBP 80,000 - 100,000
30+ days ago

Senior Software Engineer

Methodfi

City of London
On-site
GBP 70,000 - 90,000
30+ days ago

Staff Software Engineer - Fleet Safety

Samsara

United Kingdom
Remote
GBP 70,000 - 90,000
30+ days ago

Staff Software Engineer - Fleet Safety

Samsara

City of London
Remote
GBP 80,000 - 100,000
30+ days ago

Field Application Engineer Cambridge, England, United Kingdom

Applied Intuition Inc.

Cambridge
Hybrid
GBP 50,000 - 70,000
30+ days ago

Software Engineer

Moneycorp Bank Limited

City of London
On-site
GBP 50,000 - 70,000
30+ days ago

Senior Software Engineer

Moneycorp Bank Limited

Coventry
On-site
GBP 60,000 - 75,000
30+ days ago

Senior IT Support Engineer (12 Month FTC)

Rokstone Group

City of London
On-site
GBP 45,000 - 60,000
30+ days ago

Senior Software Engineer

Howden Group

Gloucester
Hybrid
GBP 55,000 - 75,000
30+ days ago

Application Support Analyst

Ki Insurance

City of London
On-site
GBP 40,000 - 55,000
30+ days ago

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Blockchain Application Support Engineer
Crypto.com
City of London
On-site
GBP 50,000 - 70,000
Full time
30+ days ago

Job summary

A leading blockchain technology firm is looking for an engineer to ensure application uptime in production, manage pre-production environments, and support blockchain infrastructure. The ideal candidate has a degree in Computer Science and experience with programming languages like Rust and JavaScript, as well as familiarity with cloud platforms and monitoring tools. This is a full-time position based in the United Kingdom.

Qualifications

  • Degree in a relevant discipline such as Computer Science.
  • Knowledge in programming languages like Rust, JavaScript, or Node.js.
  • Experience in supporting applications and troubleshooting.
  • Ability to analyze logs for anomalies.
  • Experience deploying cloud infrastructure.

Responsibilities

  • Ensure applications run reliably in production.
  • Manage pre-production and staging environments.
  • Monitor and troubleshoot application alerts.
  • Support blockchain infrastructure.
  • Coordinate disaster recovery testing.

Skills

Attention to detail
Analytical mindset
Strong communication
Knowledge of Rust
Knowledge of JavaScript
Knowledge of Node.js
Knowledge of Golang
Experience with cloud platforms
Experience with monitoring tools
Experience with container infrastructure
Experience with logging tools

Education

Degree in Computer Science or Engineering or Information Technology

Tools

Grafana
Prometheus
Kubernetes
Docker
Fluentd
ElasticSearch
Kibana
Job description
Overview

The blockchain security team is working on core Blockchain technologies, Smart contracts and other building blocks that allow us to create unique products for our users. They specialise in secure development, confidential computing technology and advanced cryptographic techniques and with multiple patents granted to this team, this is a key strategic investment for Crypto.com. It is a unique opportunity to work on the future of this exciting industry.

Responsibilities
  • Primary responsibilities to ensure the application is running at all times in Production
  • Manages other non-production environments such as pre-production/staging.
  • Strong understanding of application features and all supported blockchains
  • Work closely with engineers both application and infrastructure to ensure good understanding of what will be pushed to production environments
  • Ability to apply fixes, improvements or optimization on the applications and infrastructure
  • Identify any issues that may arise from the delivery which will impact production uptime or scalability or responses
  • Monitor, troubleshoot and triage application alerts and issues
  • Incident and problem management, post-resolution follow-ups to ensure problems have been adequately addressed
  • Continuously improve on monitoring tools and processes
  • Coordinate DR testing and audit
  • Maintain and support blockchain infrastructure (some DevOps knowledge advantageous)
  • For senior individuals, the responsibility includes communication with stakeholders on application issues
Requirements
  • Degree in Computer Science or Engineering or Information Technology or similar discipline
  • Knowledge in programming languages such as Rust or Javascript or Node.js or Golang
  • Past job experiences in supporting applications
  • Attention to detail with an analytical mindset
  • Comfortable with analysing logs and possess a keen eye for anomalies and inconsistencies
  • Strong curiosity and desire to identify problems or root causes, and effectively communicate findings to the rest of the team
  • Experience in deploying in various cloud (Azure, Google, Amazon)
  • Experience in building, deploying and maintaining monitoring tools (Grafana, Prometheus, etc)
  • Experience in deploying and maintaining container infrastructures (Kubernetes, docker-compose, etc)
  • Experience in building, deploying and maintaining logging tools (Fluentd, ElasticSearch, Kibana, etc)
Seniority level
  • Not Applicable
Employment type
  • Full-time
Job function
  • Engineering and Information Technology

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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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