1 to 25 of 87 Functional Programming Jobs

Senior Search Backend Engineer

Location
Greater London, England, United Kingdom
foundations of search capabilities across domains. You will: Design and implement search functionalities in a PaaS ecommerce Scala backend. Learn Scala and functional programming as your new main development tools Develop search-related libraries based on ElasticSearch and MongoDB Run and maintain a scalable search “infrastructure as code … Search-related experience (preferably ElasticSearch) Strong DevOps mindset as you will drive lots of infrastructure improvements Interest in working with Scala using pragmatic functional programming patterns Practical work experience in developing server-side systems using the JVM Solid understanding of parallel and asynchronous programming, as well ...

Senior Software Developer - Scala

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent, Work From Home
develop, and maintain robust backend services using Scala 2.13 and Play Framework in a Pekko-based environment. Build clean, testable, and maintainable code using functional programming principles, immutability, pattern matching, and asynchronous programming with Futures. Work with MySQL to design efficient data access patterns, optimize queries, tune … enterprise, SaaS, or cloud-based product environments. Strong hands-on experience with Scala, including collections, Futures, immutability, pattern matching, error handling, and clean functional design. Commercial experience with Play Framework or comparable JVM backend frameworks; Pekko or Akka experience is highly relevant. Strong understanding of relational databases, especially MySQL ...

Developer - Scala

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent, Work From Home
develop, and maintain robust backend services using Scala 2.13 and Play Framework in a Pekko-based environment. Build clean, testable, and maintainable code using functional programming principles, immutability, pattern matching, and asynchronous programming with Futures. Work with MySQL to design efficient data access patterns, optimize queries, tune … enterprise, SaaS, or cloud-based product environments. Strong hands-on experience with Scala, including collections, Futures, immutability, pattern matching, error handling, and clean functional design. Commercial experience with Play Framework or comparable JVM backend frameworks; Pekko or Akka experience is highly relevant. Strong understanding of relational databases, especially MySQL ...

Developer – Scala

Location
Newcastle upon Tyne, England, United Kingdom
develop, and maintain robust backend services using Scala 2.13 and Play Framework in a Pekko-based environment. Build clean, testable, and maintainable code using functional programming principles, immutability, pattern matching, and asynchronous programming with Futures. Work with MySQL to design efficient data access patterns, optimize queries, tune … enterprise, SaaS, or cloud-based product environments. Strong hands-on experience with Scala, including collections, Futures, immutability, pattern matching, error handling, and clean functional design. Commercial experience with Play Framework or comparable JVM backend frameworks; Pekko or Akka experience is highly relevant. Strong understanding of relational databases, especially MySQL ...

Java Full Stack Developer

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
Glasgow, Lanarkshire, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £480.00 per day
Responsibilities Design, develop, and maintain robust Java-based applications. Deliver secure, stable, and scalable solutions across various business and technical domains. Collaborate with cross-functional teams to understand requirements and translate them into effective technical solutions. Take ownership of projects, proactively identifying and resolving issues. Ensure best practices … coding, testing, and deployment. Required Qualifications Core Java & Functional Programming: Minimum 5 years of experience with strong understanding of functional programming concepts. Spring Ecosystem: At least 5 years of hands-on experience with Spring, Spring REST, Spring Boot, and JPA. Kubernetes: Minimum 2 years of experience ...

Haskell / Scala Functional Programmer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Haskell/Scala Functional Programmer Quant Capital is urgently looking for the best in the market of Functional Programming to join our high profile client. NO financial experience is needed in fact financial experience is probably a negative. Our client prefers to give very few details about … either Haskell or ScalaI am looking for Haskell or Scala Developers with a background in:§Around the 4 years of commercial experience mark§Functional programming experience over 2 years plus§Commercial experience of either Haskell or Scala§KnockoutJS§SQL/MySQL/NoSQL§Clojure would be an added ...

7 Fundamentals of Software Engineering

Location
Greater London, England, United Kingdom
programmation procédurale, orientée objet et fonctionnelle Compétences en bases de données, systèmes d'exploitation et architecture informatique Fonds de connaissances nécessaires: Programmation & langages Procedural programming Object-oriented programming Functional programming Type systems Static vs dynamic typing Memory safety Compilation vs interpretation VMs & runtimes Garbage collection Imperative ...

Java Full stack Engineer

Hiring Organisation
Mphasis
Location
Glasgow, Scotland, United Kingdom
Responsibilities Design, develop, and maintain robust Java-based applications. Deliver secure, stable, and scalable solutions across various business and technical domains. Collaborate with cross-functional teams to understand requirements and translate them into effective technical solutions. Take ownership of projects, proactively identifying and resolving issues. Ensure best practices … coding, testing, and deployment. Required Qualifications Core Java & Functional Programming: Minimum 6 years of experience with strong understanding of functional programming concepts. Spring Ecosystem: At least 5 years of hands-on experience with Spring, Spring REST, Spring Boot, and JPA. Kubernetes: Minimum 3 years of experience ...

Senior Software Engineer - Quant trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Architect and create comprehensive software systems covering various aspects such as trading systems, exchange connectivity solutions, and monitoring systems. Apply your expertise in multiple programming languages, including Python or Java, to successfully accomplish development tasks. Conduct thorough testing at the unit, functional, and integration levels to ensure software … C++Demonstrated expertise in network communication, including multicast and WebSockets. Proficiency in inter-process messaging, micro-service architectures, and API design. Familiarity with Functional Programming and Immutable Design. Experience with trading systems is desirable, but not required. Excellent oral and written communication skills. Bachelor's degree in Computer Science ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
United Kingdom
design and development of scalable, high‐performance applications . This role involves working on modern distributed systems, building APIs, and collaborating with cross‐functional teams to deliver enterprise‐grade solutions. Key responsibilities: Design, develop and maintain backend services and APIs using Scala and Play Framework . Implement RESTful endpoints … manage request/response lifecycle, and handle authentication/authorization flows. Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. Build and maintain automated tests (unit, integration), and support test automation efforts. Collaborate with product owners, UX, QA, and other engineers in an Agile environment ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
East London, London, United Kingdom
design and development of scalable, high‐performance applications . This role involves working on modern distributed systems, building APIs, and collaborating with cross‐functional teams to deliver enterprise‐grade solutions. Key responsibilities: Design, develop and maintain backend services and APIs using Scala and Play Framework . Implement RESTful endpoints … manage request/response lifecycle, and handle authentication/authorization flows. Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. Build and maintain automated tests (unit, integration), and support test automation efforts. Collaborate with product owners, UX, QA, and other engineers in an Agile environment ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
Leeds, West Yorkshire, United Kingdom
design and development of scalable, high‐performance applications . This role involves working on modern distributed systems, building APIs, and collaborating with cross‐functional teams to deliver enterprise‐grade solutions. Key responsibilities: Design, develop and maintain backend services and APIs using Scala and Play Framework . Implement RESTful endpoints … manage request/response lifecycle, and handle authentication/authorization flows. Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. Build and maintain automated tests (unit, integration), and support test automation efforts. Collaborate with product owners, UX, QA, and other engineers in an Agile environment ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
Central London / West End, London, United Kingdom
design and development of scalable, high‐performance applications . This role involves working on modern distributed systems, building APIs, and collaborating with cross‐functional teams to deliver enterprise‐grade solutions. Key responsibilities: Design, develop and maintain backend services and APIs using Scala and Play Framework . Implement RESTful endpoints … manage request/response lifecycle, and handle authentication/authorization flows. Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. Build and maintain automated tests (unit, integration), and support test automation efforts. Collaborate with product owners, UX, QA, and other engineers in an Agile environment ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
Ashton-Under-Lyne, Greater Manchester, United Kingdom
design and development of scalable, high‐performance applications . This role involves working on modern distributed systems, building APIs, and collaborating with cross‐functional teams to deliver enterprise‐grade solutions. Key responsibilities: Design, develop and maintain backend services and APIs using Scala and Play Framework . Implement RESTful endpoints … manage request/response lifecycle, and handle authentication/authorization flows. Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. Build and maintain automated tests (unit, integration), and support test automation efforts. Collaborate with product owners, UX, QA, and other engineers in an Agile environment ...

Senior Scala Engineer

Location
Worthing, England, United Kingdom
note that fully remote working (100% from home) is not permitted.## **Your role**• Develop and maintain Scala services using frameworks like Play, Akka, and functional programming principles. • Write high-quality, tested code with TDD/BDD and tools such as ScalaTest. • Design and optimise microservices for performance, scalability … want to change something it’s within your power to do so.## Your skills and experience• Strong professional experience with Scala and functional programming • Experience designing and consuming REST APIs; JSON validation/serialisation using Play JSON or Circe. • Designing for and querying relational databases such as PostgreSQL ...

Scala Developer - Remote Contract

Hiring Organisation
Stealth iT Consulting
Location
East London, London, United Kingdom
Play Framework . Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. Write clean, idiomatic Scala code and apply functional programming principles where appropriate. Develop and maintain automated tests (unit and integration) and support test automation initiatives. Collaborate with product owners, UX designers … other engineers in an Agile environment (Scrum/Kanban). Participate in code reviews, architecture discussions, and pair programming sessions. Troubleshoot and resolve production issues; contribute to reliability and observability (logging, metrics, alerts). Assist in defining CI/CD pipelines and deployment processes (e.g., Jenkins, GitHub Actions, Concourse ...

Scala Developer - Remote Contract

Hiring Organisation
Stealth iT Consulting
Location
City of London, London, United Kingdom
Play Framework . Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. Write clean, idiomatic Scala code and apply functional programming principles where appropriate. Develop and maintain automated tests (unit and integration) and support test automation initiatives. Collaborate with product owners, UX designers … other engineers in an Agile environment (Scrum/Kanban). Participate in code reviews, architecture discussions, and pair programming sessions. Troubleshoot and resolve production issues; contribute to reliability and observability (logging, metrics, alerts). Assist in defining CI/CD pipelines and deployment processes (e.g., Jenkins, GitHub Actions, Concourse ...

Scala Developer - Remote Contract

Hiring Organisation
Stealth iT Consulting
Location
Bolton, Greater Manchester, United Kingdom
Play Framework . Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. Write clean, idiomatic Scala code and apply functional programming principles where appropriate. Develop and maintain automated tests (unit and integration) and support test automation initiatives. Collaborate with product owners, UX designers … other engineers in an Agile environment (Scrum/Kanban). Participate in code reviews, architecture discussions, and pair programming sessions. Troubleshoot and resolve production issues; contribute to reliability and observability (logging, metrics, alerts). Assist in defining CI/CD pipelines and deployment processes (e.g., Jenkins, GitHub Actions, Concourse ...

Scala Developer - Remote Contract

Hiring Organisation
Stealth iT Consulting
Location
Leeds, West Yorkshire, United Kingdom
Play Framework . Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. Write clean, idiomatic Scala code and apply functional programming principles where appropriate. Develop and maintain automated tests (unit and integration) and support test automation initiatives. Collaborate with product owners, UX designers … other engineers in an Agile environment (Scrum/Kanban). Participate in code reviews, architecture discussions, and pair programming sessions. Troubleshoot and resolve production issues; contribute to reliability and observability (logging, metrics, alerts). Assist in defining CI/CD pipelines and deployment processes (e.g., Jenkins, GitHub Actions, Concourse ...

Software Developer F#

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Developing and maintaining tools and applicationsOperating system buildsSoftware deploymentEntire development life-cycle of each projectMy client uses a number of different platforms and programming languages to devlop and maintain the trading environment. You will gain exposure to multiple parts of the business and will be expected to collaborate with … others. As a developer you will need:3+ years' experience developing in a .NET languageWPF experience for GUI applicationsF# or functional programming experienceWindows ServicesASP.NetWebAPIAn openness to learn other languages, particularly functional programming languages. MS SQLPowershellA knack for optimising codeThis role suits a candidate ...

Python Developer

Location
Greater London, England, United Kingdom
contribute to delivery Lead architecture decisions that align with company standards and ensure these are well understood across the team Collaborate with cross-functional teams, including developers, quants, and traders, to improve system effectiveness with a focus on flexibility, speed, and accuracy Work on Greenfield Python and Golang projects … assembly language Python 3.10+, JavaScript, TypeScript, and Go RabbitMQ, Kafka, PostgreSQL, Redis, Linux servers, OpenTelemetry, Prometheus, Grafana, and Zabbix Nice to have: Interest in functional programming and its application in the real world Условия: Extremely lucrative salary and significant bonus Greenfield Python and Golang work, both challenging ...

Senior Scala Developer | Banking domain | Chester

Location
Chester, England, United Kingdom
performance applications using Scala . Build and maintain backend services, APIs, and microservices. Develop and optimize database solutions using MySQL . Collaborate with cross-functional teams to deliver high-quality software solutions. Troubleshoot and resolve application performance and reliability issues. Participate in code reviews and contribute to software design … Support CI/CD implementation and deployment automation initiatives. Required 6+ years of overall IT industry experience, with strong expertise in software development. Strong programming experience in Scala, and familiarity with Scala frameworks. Good working knowledge of Java and backend application development. Solid understanding of Object-Oriented Programming ...

Senior Java Developer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
JUnit, Cucumber, Gherkin, PACT, and Test Containers. Working knowledge of event/message brokers such as Kafka and MQ.Advanced Scala programmingStrong proficiency in both functional and object‐oriented programming paradigms, with the ability to apply the right approach to deliver robust, maintainable solutions. Deep practical expertise with Scala … building concurrent, distributed, and resilient message‐driven systems. Play Framework – for developing scalable, high‐performance web applications. Cats/Scalaz – for implementing advanced functional programming abstractions and patterns. Proven experience delivering enterprise‐grade Scala applications in production environments, with a focus on quality, resilience, performance, and observability. Strong ...

Head of Computing

Location
Leicester, England, United Kingdom
experience. They will possess the ability to lead, motivate and inspire pupils and promote high expectations and academic excellence. Applicants should have strong practical programming expertise, including proficiency in Python and experience of teaching programming to A Level standard. Knowledge of object-oriented programming, SQL and functional programming concepts is essential. Experience of additional languages and technologies such as C#, Java, PHP or Visual Basic would be advantageous, alongside an interest in emerging areas such as robotics, artificial intelligence and cybersecurity. Most importantly, we are seeking a passionate educational leader who shares our commitment ...

Lead Full Stack Kotlin Developer

Location
Leeds, England, United Kingdom
Kotlin. Experience with asynchronous messaging systems (e.g., Kafka) and Kotlin Coroutines/Flow for reactive programming. Familiarity with Kotlin-native frameworks (e.g., Ktor) or functional programming libraries (e.g., Arrow). What makes us great Alongside working with some of the most talented people out there ...