contributing to the wider team's evolution of our principles and practices, and the tools we use. The role has no line management responsibilities. Our platforms are built with Clojure, employ a polylith architecture, are deployed using CI/CD, heavily exploit automation, and run on AWS, GCP, k8s, Snowflake and more. We serve 9 petabytes and 77 billion objects … experience designing, building, and operating concurrent, distributed systems. Experience with advertising technology (AdTech) highly desired. Proven experience and a passion for developing and operating full stack production systems in Clojure, k8s, and AWS or GCP. ClojureScript, JavaScript, TypeScript, React, Java, Python, and Terraform experience highly desirable. Proven experience leading teams, designing simple/scalable/reliable architectures, building, and operating More ❯
contributing to the wider team’s evolution of our principles and practices, and the tools we use. The role has no line management responsibilities. Our platforms are built with Clojure, employ a polylith architecture, are deployed using CI/CD, heavily exploit automation, and run on AWS, GCP, k8s, Snowflake and more. You’ll play a leading role in significantly … experience designing, building, and operating concurrent, distributed systems. Experience with advertising technology (AdTech) highly desired. Proven experience and a passion for developing and operating full stack production systems in Clojure, k8s, and AWS or GCP. ClojureScript, JavaScript, TypeScript, React, Java, Python, and Terraform experience highly desirable. Proven experience leading teams, designing simple/scalable/reliable architectures, building, and operating More ❯
contributing to the wider team's evolution of our principles and practices, and the tools we use. The role has no line management responsibilities. Our platforms are built with Clojure, employ a polylith architecture, are deployed using CI/CD, heavily exploit automation, and run on AWS, GCP, k8s, Snowflake, and more. We serve 9 petabytes and 77 billion objects … experience designing, building, and operating concurrent, distributed systems. Experience with advertising technology (AdTech) highly desired. Proven experience and a passion for developing and operating full stack production systems in Clojure, k8s, and AWS or GCP. ClojureScript, JavaScript, TypeScript, React, Java, Python, and Terraform experience highly desirable. Proven experience leading teams, designing simple/scalable/reliable architectures, building, and operating More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
East London, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Altrincham, Greater Manchester, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Leeds, West Yorkshire, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Leigh, Greater Manchester, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Bury, Greater Manchester, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Bolton, Greater Manchester, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Ashton-Under-Lyne, Greater Manchester, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
at a master level using client-side JavaScript, CSS, HTML (5) and JS libraries. AND/OR You have an excellent knowledge and commercial experience using Node.js, React, Java, Clojure or Haskell. A public GitHub profile would really help us get a feel for what you’re all about. Package Description Very competitive salary that is negotiable based on your More ❯
server-side development. A solid understanding of micro-service architectures and CAP theorem. A good understanding of functional paradigms and type theory. Confident JVM knowledge. Modern Java, Ruby, or Clojure knowledge. Experience with Airflow or other Python-based workflow orchestration tools. Exposure to Kubernetes, Docker, Linux, Kafka, RabbitMQ, or git. Knowledge of financial concepts, exchange trading, or physical energy trading. More ❯
What We're Looking For: Bachelor's/Master's Degree in Computer Science, Information Technology, or equivalent. Proficiency in at least one mainstream programming language (Python, Java, Scala, Clojure, etc.). In-depth understanding of data structures and algorithmic designs. Knowledge of computer networking concepts (TCP/IP, HTTPS, DNS, etc.). Understanding of software development methodologies (e.g., Agile More ❯
on-call support as needed. Sometimes working alongside other developers on the same task. Qualifications Multiple years of server side development. Ideally have experience developing high-availability systems in Clojure with tight latency constraints. A solid understanding of micro-service architectures. Confident JVM knowledge. A good understanding of functional paradigms and type theory. Exposure to linux, ansible, nginx, kubernetes, git More ❯
familiarity with the below will give candidates a leg up in working on our systems. Multiple years of server side development. Ideally have experience developing high-availability systems in Clojure with tight latency constraints A solid understanding of micro-service architectures. Confident JVM knowledge. A good understanding of functional paradigms and type theory. Exposure to linux, ansible, nginx, kubernetes, git More ❯
London, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
shaping architecture, overseeing project delivery, and mentoring team members. Requirements: Extensive experience with Python, TypeScript, React, AWS, PostgreSQL, and GenAI. Experience with other backend languages such as Go, Elixir, Clojure, Ruby, C++, or Haskell is a plus. Proven leadership in managing projects and teams within fast-paced, innovative environments. Ability to define technical decisions and architecture alongside the CTO. Strong More ❯
London, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Bolton, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Leigh, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
Leeds, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
City of London, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯
West End of London, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Looking For: Deep experience with TypeScript , React , Python , AWS , PostgreSQL , and an interest in AI (GenAI a plus!) Bonus points for experience with other backend languages like Go , Elixir , Clojure , Ruby , C++ , Haskell , Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for More ❯