7 of 7 Permanent HTTP Jobs in London

DevOps Engineer

Hiring Organisation
Information Tech Consultants
Location
City of London, London, United Kingdom
Solid understanding of Linux operating systems and command-line interface (CLI) operations. Networking Basics: Foundational knowledge of core networking concepts (TCP/IP, DNS, HTTP, firewalls). Highly Desired AWS Certification: An active foundational-level certification, such as AWS Certified Cloud Practitioner or, preferably, the AWS Certified Solutions Architect – Associate ...

Java Software Engineer

Hiring Organisation
Information Tech Consultants
Location
Greater London, England, United Kingdom
JUnit for writing and executing test cases Basic understanding of cloud platforms like AWS, Azure, or GCP Strong knowledge of RESTful APIs, JSON, and HTTP Experience with version control tools like Git Experienced in working within Agile/Scrum environments. Familiar with Agile tools such as JIRA, Confluence , or Azure ...

Principal Software Engineer

Hiring Organisation
Verifone
Location
City of London, London, United Kingdom
design decisions Strong understanding of security, authentication flows, and data protection in distributed systems API & Data Design and governance of RESTful APIs, JSON, and HTTP standards API versioning and backward‐compatibility strategies MongoDB/NoSQL expertise, including: Data modeling Indexing strategies Performance optimization Advanced experience with Java concurrency, streams ...

Senior Performance Test Engineer

Hiring Organisation
scrumconnect ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 48,000 - 55,000 Annual
experience in performance testing of enterprise systems Hands-on delivery using tools such as JMeter, Gatling, LoadRunner, k6 (or equivalent) Solid understanding of: APIs, HTTP, databases, messaging, caching Backend and distributed system performance characteristics Experience analysing logs and monitoring data Familiarity with Agile and hybrid delivery models Experience working ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
City of London, London, United Kingdom
z2bz0 years of professional software engineering experience. Minimum 1 year of hands-on experience integrating with crypto exchanges. Strong understanding of networking fundamentals (HTTP, WebSocket, TCP, TLS). Proficiency in Rust or a strong C++ background with exposure to Rust. Working knowledge of Typescript. Nice to Have Experience with Web3 ...

Performance Test Engineer (Mid-Level)

Hiring Organisation
scrumconnect ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 40,000 - 50,000 Annual
distributed systems. Tooling: Hands-on experience with at least one major tool: JMeter, Gatling, k6, or LoadRunner. Technical Knowledge: A good understanding of APIs, HTTP protocols, and how databases/caching affect performance. Data Analysis: Ability to analyze logs and monitoring data to spot bottlenecks. Agile Mindset: Comfortable working ...

Scala Developer - Remote Contract - Outside IR35

Hiring Organisation
Stealth iT Consulting
Location
Central London / West End, London, United Kingdom
handover notes. Must-Have Skills & Experience 3+ years professional experience with Scala . 2+ years hands-on experience with Play Framework (controllers, routing, forms, HTTP filters). Strong understanding of functional programming concepts and idiomatic Scala (immutability, monads; familiarity with Cats or Scalaz is a plus). Experience designing … unit and integration tests (ScalaTest, Specs2, Mockito, etc.). Familiarity with sbt and dependency management. Experience with Git and branching strategies. Good understanding of HTTP , web security best practices, and performance considerations. Experience working in Agile teams and participating in ceremonies. If you're interested, feel free to reach ...