B) Experienced in building and running a large platform at scale Strong distributed systems skills and knowledge Strong system architecture skills Knowledge of other modern, functional languages (e.g. Haskell, Clojure, Scala) Solid understanding of REST-ful design Experience with containers and Kubernetes Development experience of at least one public cloud provider If you are actively coding, have a passion for 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. Proficiency in domain driven design and domain modeling. A good understanding of functional paradigms and type 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 ❯
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 ❯
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 ❯
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 ❯
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 ❯
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 ❯
Programming language tech stack within a geo-diverse larger team. You would thrive on designing, coding and maintaining high performance data processing applications on the JVM platform (primarily in Clojure), running on AWS. Our ideal candidate would have experience mentoring and leading developers and deep experience using functional programming technologies to build internal and external latency sensitive APIs. Using the … organizational skills. • JVM experience, or experience with at least one object-oriented language (Java, C#, C++, Python, etc.) and ideally some or more prior exposure with functional programming (IE: Clojure) or other relevant languages • Knowledge of unit testing frameworks and source control systems; (Git/BitBucket a plus) • Experience working with cloud-based server environments; (AWS ideally) Helpful to have … Experience with Clojure, JVM languages (IE Java), functional programming languages, JSON, HTTP, RESTful services • Experience writing automated acceptance tests in Cucumber, RestAssured, etc. (used in CI/CD pipelines) • Experience with SQL and NoSQL databases (Cassandra, Redis or Other) • Experience working in a CI/CD environment. (Jenkins a plus) • Experience with Confluence, JIRA and Agile • Experience with customer facing More ❯
the teamu2019s principles, practices, and tools, play a role in shaping our wider platform architecture, and play a significant role in shaping our culture. 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 More ❯
the teamu2019s principles, practices, and tools, play a role in shaping our wider platform architecture, and play a significant role in shaping our culture. 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 More ❯
Database Admin. Linux exposure. REST API. Good To Have Languages Python: Pandas, Numpy, FastAPI, data manipulation. Web: JS, HTML, CSS, FE framework (React, angular or similar). Ex Scala, Clojure, Groovy or other functional language. This role offers a competitive base salary and a 50-100% bonus potential Don't miss out on this opportunity to work with one of More ❯
train our algorithms to replace slow manual processes. "To ensure that every supplier in the world can be paid instantly, at the fairest rate." We are looking for a Clojure Technical Lead to join our London or Glasgow based teams (remote applicants also welcome), reporting to our Head of Engineering. What You'll Do In this role you will be … of Engineering, Head of Operations, Solutions Architect, Engineering and Data Science teams, you will be responsible for the delivery of complex IT projects including bespoke software primarily built in Clojure and Python. Typical duties include (but not limited to): Overseeing all aspects of software development including planning, leading, organising and motivating small agile teams to achieve high levels of performance … technology Possess excellent written and verbal communication skills Thrive in dynamic, multi-cultural environments, working both in cross-functional teams and independently Desirable skills, experience and knowledge: Python and Clojure/other functional programming language knowledge and experience Strong project and change management skills Proven experience as a technical lead API design/development experience SQL skills and database knowledge More ❯
framework in London. It would also be great if you have: Experience with functional programming. Familiarity with Elixir is a plus, but other languages like Scala, GoLang, Node.js, Haskell, Clojure, and F# are also great. Infrastructure management experience at scale; ideally you should be comfortable in using AWS and terraform. An understanding of queue management and observability. Experience with orchestration More ❯
Principal Software Engineer – Cards & Credit (Python, Java, Clojure, AWS) 💰 Up to £135,000 + bonus (15-22%) + annual equity 🖥️ Python, Distributed Systems, High-Scale Architecture 📍 London, hybrid working (2 days/week) 🤝 Leading business lending platform I'm partnered with one of the UK’s most successful fintech scale-ups who have built a platform helping businesses access more … to a high-growth area with a greenfield mindset What they’re looking for... Strong engineering background with deep experience in backend systems (Python preferred, Ruby/Java/Clojure/Go also considered) Experience working on card-based products — ideally credit, but debit or prepaid also considered Strong architectural and system design skills What’s in it for you... … office (no fixed days) Be part of a high-ownership role with real scope to shape the success of a growing product Principal Software Engineer – Cards & Credit (Python, Java, Clojure, AWS More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Burns Sheehan
Principal Software Engineer – Cards & Credit (Python, Java, Clojure, AWS) 💰 Up to £135,000 + bonus (15-22%) + annual equity 🖥️ Python, Distributed Systems, High-Scale Architecture 📍 London, hybrid working (2 days/week) 🤝 Leading business lending platform I'm partnered with one of the UK’s most successful fintech scale-ups who have built a platform helping businesses access more … to a high-growth area with a greenfield mindset What they’re looking for... Strong engineering background with deep experience in backend systems (Python preferred, Ruby/Java/Clojure/Go also considered) Experience working on card-based products — ideally credit, but debit or prepaid also considered Strong architectural and system design skills What’s in it for you... … office (no fixed days) Be part of a high-ownership role with real scope to shape the success of a growing product Principal Software Engineer – Cards & Credit (Python, Java, Clojure, AWS More ❯
graphics, photos, audio, video) via scalable content solutions. We are a close-knit team using Agile, Scrum, Domain Driven Design, and CLEAN Architecture with technologies like TypeScript, React, Next.JS, Clojure(Script), Python, Docker, and AWS. We are seeking an experienced Front End Technical Lead to guide a Scrum team in developing web-based applications. You will serve as a technical … and ability to operate in ambiguity. Passion for learning and professional growth. Nice to Have Full stack development, Domain Driven Design, Functional programming, Automated testing, Behavioral analytics, Microfrontends, Monorepos, Clojure(Script), GraphQL. If you're a high performing technical leader, with high standards, who wants to work on an ambitious team that solves interesting technical problems and has a healthy More ❯
dive deep into any technical component as well as understand and drive the overall systems architecture. Desirable Skills: Experience with the Lightbend Reactive Platform, but any JVM (Scala, Java, Clojure) or Functional Language (Haskel, Lisp, Scheme). Have experience with "DevOps" tooling. A strong understanding of continuous integration and continuous delivery practices. Contributions to the technical community, either through blogs More ❯
and confidently mitigating any risks, issues or control weaknesses that arise in your day-to-day What we're looking for Experience working on Card products Experience working with Clojure, Ruby, Python or at least one major coding language (E.g. Java, C#, Go, Javascript) Strong fundamental programming skills (data structures, algorithms) Excellent communication skills, both written and spoken An interest More ❯
Lead Software Engineer – Cards | Credit | Payments 💰 Up to £130,000 + bonus (15-22%) 🖥️ Python (Java/Clojure/Ruby considered), Event-Driven Architecture, Serverless 📍 London, hybrid working (2 days/week) 🤝 Leading business lending platform I'm partnered with one of the UK’s most successful fintech scale-ups. They’ve recently launched a new product line which has … with a greenfield mindset What they’re looking for... Strong backend engineering background, they use Python in production but would be open to expertise in Ruby/Java/Clojure/Go Experience working on card-based products — ideally credit, but debit or prepaid Strong architectural and system design skills What’s in it for you... Bonus at approximately More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Burns Sheehan
Lead Software Engineer – Cards | Credit | Payments 💰 Up to £130,000 + bonus (15-22%) 🖥️ Python (Java/Clojure/Ruby considered), Event-Driven Architecture, Serverless 📍 London, hybrid working (2 days/week) 🤝 Leading business lending platform I'm partnered with one of the UK’s most successful fintech scale-ups. They’ve recently launched a new product line which has … with a greenfield mindset What they’re looking for... Strong backend engineering background, they use Python in production but would be open to expertise in Ruby/Java/Clojure/Go Experience working on card-based products — ideally credit, but debit or prepaid Strong architectural and system design skills What’s in it for you... Bonus at approximately More ❯
Senior Software Engineer - Back Office Department: Engineering Employment Type: Permanent Location: London Description Hybrid: 2 days per week in our London office (Tower Bridge/London Bridge) Every household in the UK uses energy. Meeting the needs of this diverse More ❯