data pipelines for performance, efficiency, and cost-effectiveness. Implement data quality checks and validation rules within data pipelines. Data Transformation & Processing: Implement complex data transformations using Spark (PySpark or Scala) and other relevant technologies. Develop and maintain data processing logic for cleaning, enriching, and aggregating data. Ensure data consistency and accuracy throughout the data lifecycle. Azure Databricks Implementation: Work extensively More ❯
london (city of london), south east england, united kingdom
Mastek
data pipelines for performance, efficiency, and cost-effectiveness. Implement data quality checks and validation rules within data pipelines. Data Transformation & Processing: Implement complex data transformations using Spark (PySpark or Scala) and other relevant technologies. Develop and maintain data processing logic for cleaning, enriching, and aggregating data. Ensure data consistency and accuracy throughout the data lifecycle. Azure Databricks Implementation: Work extensively More ❯
performance testing activities Provide production support by troubleshooting issues and tuning environments Follow and enforce technical best practices throughout all project phases Required Skills: Strong Application development experience in Scala/Python Strong Database SQL experience, preferably Redshift Experience in Snowflake is an added advantage Experience with ETL/ELT process and frameworks is a must What is in it More ❯
london (city of london), south east england, united kingdom
Quantiphi
performance testing activities Provide production support by troubleshooting issues and tuning environments Follow and enforce technical best practices throughout all project phases Required Skills: Strong Application development experience in Scala/Python Strong Database SQL experience, preferably Redshift Experience in Snowflake is an added advantage Experience with ETL/ELT process and frameworks is a must What is in it More ❯
web/mobile applications or platform with either Java/J2EE or .NET tech stack and database technologies such as Oracle, MySQL, etc. " Exposure to polyglot programming languages like Scala, Python and Golang will be a plus " Ability to read/write code and expertise with various design patterns " Have used NoSQL database such as MongoDB, Cassandra, etc. " Work on More ❯
including infrastructure (deployments, observability, CI/CD) Must-Have Qualifications 5+ years in software engineering (flexible if skills and impact are strong) Strong foundations in typed languages (e.g., C++, Scala, Rust, Java, C#, Swift) Strong understanding of core programming concepts, including variable assignments and memory allocation (stack vs. heap) Proven track record of recent impact: delivering features, improving systems, solving More ❯
london (city of london), south east england, united kingdom
Heart Mind Talent
including infrastructure (deployments, observability, CI/CD) Must-Have Qualifications 5+ years in software engineering (flexible if skills and impact are strong) Strong foundations in typed languages (e.g., C++, Scala, Rust, Java, C#, Swift) Strong understanding of core programming concepts, including variable assignments and memory allocation (stack vs. heap) Proven track record of recent impact: delivering features, improving systems, solving More ❯
scope for growth, while still being hands on with technology. We aim to allow growth without becoming “post-technical” . Our clients diverse tech stack includes TypeScript, Java, .Net, Scala, Kotlin, Golang, Elixir, Python, .Net, Node.js, and Rust. Experience with one, or more than one of those languages would be preferred. We focus on lean teams without traditional management layers More ❯
london (city of london), south east england, united kingdom
Sahaj Software
scope for growth, while still being hands on with technology. We aim to allow growth without becoming “post-technical” . Our clients diverse tech stack includes TypeScript, Java, .Net, Scala, Kotlin, Golang, Elixir, Python, .Net, Node.js, and Rust. Experience with one, or more than one of those languages would be preferred. We focus on lean teams without traditional management layers More ❯
City Of London, England, United Kingdom Hybrid / WFH Options
Client Server
experience with Agile processes and TDD You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms Other tech in the stack includes Scala, React, Spring, Oracle, Redis, Kubernetes, Docker and Linux so previous exposure to any of these would be beneficial You're collaborative with good communication skills What's in it for More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Client Server
experience with Agile processes and TDD You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms Other tech in the stack includes Scala, React, Spring, Oracle, Redis, Kubernetes, Docker and Linux so previous exposure to any of these would be beneficial You're collaborative with good communication skills What's in it for More ❯
performance tools. Strong knowledge of CI/CD tools (Jenkins, GitHub Actions, Gradle/Maven). Skilled in monitoring/logging with Prometheus and Grafana. Proficiency in scripting languages (Scala, Python, Shell). This role offers the chance to make an impact on a global platform, work with cutting-edge tech, and collaborate with a talented cross-functional team. More ❯
london (city of london), south east england, united kingdom
Arrows
performance tools. Strong knowledge of CI/CD tools (Jenkins, GitHub Actions, Gradle/Maven). Skilled in monitoring/logging with Prometheus and Grafana. Proficiency in scripting languages (Scala, Python, Shell). This role offers the chance to make an impact on a global platform, work with cutting-edge tech, and collaborate with a talented cross-functional team. More ❯
knowledge of technologies such as Apache Flink, Kafka, and Spark to design reliable data pipelines and event driven systems Leverage your experience with modern backend languages such as Java, Scala, or Go to build and scale services that power mission critical products Set engineering best practices, mentor teams, and raise the bar for technical excellence across the organisation Partner closely More ❯
london (city of london), south east england, united kingdom
Signify Technology
knowledge of technologies such as Apache Flink, Kafka, and Spark to design reliable data pipelines and event driven systems Leverage your experience with modern backend languages such as Java, Scala, or Go to build and scale services that power mission critical products Set engineering best practices, mentor teams, and raise the bar for technical excellence across the organisation Partner closely More ❯
Scala Developer – Contract (Inside IR35 | Up to £600 per day) 🌟 My client is looking for a talented Senior Scala Developer to join their high-performing tech team. This is a brilliant opportunity to work on complex, large-scale systems that keep data flowing seamlessly across critical platforms. 🔧 What You’ll Do Design, build, test, and maintain software that integrates and … align with broader technical goals Support and mentor junior developers, sharing knowledge and best practices 💡 What You’ll Bring Proven experience delivering production-grade, complex applications Strong background in Scala, ideally within the Akka/Pekko ecosystem Experience with Docker, Kubernetes, and cloud platforms Solid Test-Driven Development skills and understanding of testing at all levels Familiarity with CI/… Experience working in agile environments (Scrum or Kanban), ideally with pair programming exposure A proactive mindset, strong communication skills, and a genuine passion for collaboration If you’re a Scala enthusiast who loves solving challenging problems and wants to work on systems that matter, I’d love to chat! 📩 Drop me a message or send your CV across if you More ❯
A-level Maths or equivalent Excellent Excel skills Logical thought processes A STEM degree from a top ranked University An interest and some coding ability (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London More ❯
level Maths or equivalent Excellent problem solver Strong attention to detail Logical thought processes An interest in coding with some fundamental skills in one language (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London More ❯
london (city of london), south east england, united kingdom
Quant Capital
level Maths or equivalent Excellent problem solver Strong attention to detail Logical thought processes An interest in coding with some fundamental skills in one language (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London More ❯
london (city of london), south east england, united kingdom
Quant Capital
A-level Maths or equivalent Excellent Excel skills Logical thought processes A STEM degree from a top ranked University An interest and some coding ability (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London More ❯
help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role We are looking for a skilled Spark/Scala Developer to join our data engineering team. The ideal candidate will have hands-on experience in designing, developing, and maintaining large-scale data processing pipelines using Apache Spark and Scala. More ❯
london (city of london), south east england, united kingdom
Capgemini
help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role We are looking for a skilled Spark/Scala Developer to join our data engineering team. The ideal candidate will have hands-on experience in designing, developing, and maintaining large-scale data processing pipelines using Apache Spark and Scala. More ❯
using tools/framework like Gatling/LoadRunner/JMeter. Experience in testing large-scale micro services-based web applications preferably media based. Automating tasks using scripting languages like Scala/Python. Coding in languages like Java/Scala/Groovy. Working with databases like MongoDB/MySQL. Good understanding of Build tools like Gradle, Docker etc. Working knowledge of More ❯
Lambeth, London, United Kingdom Hybrid / WFH Options
Sky
using tools/framework like Gatling/LoadRunner/JMeter. Experience in testing large-scale micro services-based web applications preferably media based. Automating tasks using scripting languages like Scala/Python. Coding in languages like Java/Scala/Groovy. Working with databases like MongoDB/MySQL. Good understanding of Build tools like Gradle, Docker etc. Working knowledge of More ❯
City Of Westminster, London, United Kingdom Hybrid / WFH Options
Sky
using tools/framework like Gatling/LoadRunner/JMeter. Experience in testing large-scale micro services-based web applications preferably media based. Automating tasks using scripting languages like Scala/Python. Coding in languages like Java/Scala/Groovy. Working with databases like MongoDB/MySQL. Good understanding of Build tools like Gradle, Docker etc. Working knowledge of More ❯