Basic Qualifications 7+ years of hands-on software development experience in Java (11–21) or Python . Deep expertise in backend technologies: SQL/NoSQL databases , Elasticsearch , MongoDB , Spring Boot , REST/GraphQL APIs , and ORM frameworks like Hibernate. Strong proficiency in modern frontend technologies such as React , Redux , Vue More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
Aforza Ltd
backend API development experience in Node.js and expertise with JavaScript/TypeScript (knowledge of Nest.js is a massive plus!) Sound knowledge of SQL and NoSQL databases and be familiar with query optimizations such as indexing Experience with distributed caches, such as Redis Experience structuring and developing REST APIs Experience writing More ❯
clear descriptions so understanding is achieved. Experience of using agile techniques/methodologies. Understanding of full stack web technologies. Practical knowledge of SQL and NoSQL databases. Application of industry standard software development working practices such as test-driven and behaviour-driven development (TDD/BDD), pair programming, version control and More ❯
deploying microservices. Strong knowledge of Spring Boot, Spring Cloud, and other Spring components. Experience with building and consuming RESTful microservices. Experience with SQL and NoSQL databases, especially PostgreSQL. Strong knowledge of cloud services such as AWS. Proficiency in Docker and Kubernetes for container orchestration. Strong knowledge of Git and version More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
JR United Kingdom
Worked Generative AI and large language models such as Azure AI Services or Chat GPT. Used Entity Framework or other popular ORM tools Used NoSQL databases such as Cosmos DB, Mongo or Cassandra, To discuss this or wider Technology roles with our recruitment team, all you need to do is More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
JR United Kingdom
readiness. Proven track record to take research from concept to business impact. Strong Python toolkit proficiency for Data Science, with experience in SQL and NoSQL databases. Familiarity with Jupyter Notebooks and Git version control. Expertise in working with large, sophisticated datasets and extracting actionable insights. Project management experience with tight More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
Rocket Science
in one or more of the following: Backend Languages: C#, Golang, Java, Python, Kotlin, Rust Frontend Languages: React, NextJS, Typescript Databases: PostgreSQL, MySQL, MongoDB, NoSQL Infrastructure: Terraform, Docker, Kubernetes CI/CD: GitHub Actions, Jenkins, ArgoCD Agile: Experience with SDLC and Agile practices. Improvements: Demonstrated ability to leave artifacts and More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
Aforza Ltd
experience building beautiful UIs using React Backend API development experience in Node.js and be comfortable with modern JavaScript/TypeScript Experience with SQL and NoSQL databases Experience structuring and developing REST APIs Good understanding of unit testing frameworks Experience with Docker/Kubernetes Ability to identify areas of code improvement More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
Rocketscience
have experience and proficiency in one or more of the following: Languages: C#, Golang, Java, Python, Kotlin, and Rust Databases: PostgreSQL, MySQL, MongoDB, and NoSQL Infrastructure: Terraform, Docker, and Kubernetes CI/CD: GitHub Actions, Jenkins, and ArgoCD Agile: Experience with the Software Development Lifecycle (SDLC) and an understanding of More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Rocketscience
or more of the following: Backend Languages: C#, Golang, Java, Python, Kotlin, and Rust Frontend Languages: React, NextJS, Typescript Databases: PostgreSQL, MySQL, MongoDB, and NoSQL Infrastructure: Terraform, Docker, and Kubernetes CI/CD: GitHub Actions, Jenkins, and ArgoCD Agile: Experience with the Software Development Lifecycle (SDLC) and an understanding of More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Rocket Science Group
have experience and proficiency in one or more of the following: Languages: C#, Golang, Java, Python, Kotlin, and Rust Databases: PostgreSQL, MySQL, MongoDB, and NoSQL Infrastructure: Terraform, Docker, and Kubernetes CI/CD: GitHub Actions, Jenkins, and ArgoCD Agile: Experience with the Software Development Lifecycle (SDLC) and an understanding of More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
SRT Marine Systems plc
backend stack is Java, Spring Boot, Linux, Docker, RabbitMQ, MariaDB (any modern RDBMS is fine, and we are considering switching to alternative databases, including NoSQL). A combination of stream processing of incoming data feeds (persisted to database and published to queues) and also APIs exposed to our Angular and More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
Companies House
clear descriptions so understanding is achieved. Experience of using agile techniques/methodologies. Understanding of full stack web technologies. Practical knowledge of SQL and NoSQL databases. Application of industry standard software development working practices such as test-driven and behaviour-driven development (TDD/BDD), pair programming, version control and More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
JR United Kingdom
of Python with a willingness to engage across varied tech stacks Experience with Azure and cloud-native development practices Proficiency with both relational and NoSQL databases Familiarity with microservice architectures and common integration patterns Hands-on experience delivering in an Agile/Scrum environment Proven use of CI/CD More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
JR United Kingdom
monitoring machine learning systems in production Knowledge of CI/CD practices and tools such as GitLab CI, Argo CD Proficiency with SQL and NoSQL databases Worked with Kubernetes and infrastructure as code (IaC) tools such as Terraform Experience with Large Language Models (LLMs) and a keen interest in staying More ❯
Engineer, Lead DevOps Engineer, GCP Cloud Architect, or similar Must have experience with Kubernetes, CI/CD, and Terraform Database experience with MySQL and NoSQL Monitoring tools like Prometheous, Grafana, NewRelic, Zabbix, DataDog, or Similar Relevant Certifications like GCP Cloud Architect or similar Beneficial, but not essential: Cassandra, and Google More ❯
modeling and design, including SQL development and database administration Ability to implement common data management and reporting technologies, as well as the Columnar and NoSQL databases, data visualization, unstructured data, and predictive analytics. Excellent organizational and analytical abilities. Good written and verbal communication skills. A minimum of 5 years’ experience More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
JR United Kingdom
cloud-native infrastructure. Familiarity with frontend architecture (Angular or similar) and its integration with backend services. Solid grounding in data architecture, both SQL and NoSQL; experience with data warehousing and ADF is advantageous. Comfortable leading architecture across multiple teams in a fast-moving Agile delivery environment. What’s on Offer More ❯
service protocols such as Rest, API design for extensibility and integration Experience with Agile development project management methodologies Database Development in SQL Server or NoSQL Databases Some familiarity of Docker Excellent communication and collaboration skills with a proven ability to work effectively in a team environment Azure, AWS, RabbitMQ and More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
JR United Kingdom
to deliver functionalities (when required). Technical Consultants/Analyst Developers must have: FIX Experience Cloud experience with containerization (Docker, Kubernetes), Database (Relational and NoSQL), Messaging (RabbitMQ), Repository (BitBucket), or Helm Charts would be highly regarded (not all necessary). Good knowledge of design patterns and integration techniques. This is More ❯
security practices Solid understanding of key technologies such as cloud, AI/ML, or mobile platforms Backend expertise in Java, Spring Framework, Kafka, and NoSQL databases (e.g., MongoDB, Cassandra) Preferred Qualifications Exposure to cloud technologies and services Experience designing and developing microservices-based architecture Commitment to continuous learning and innovation More ❯
Scaling platforms from startup through growth stages. Nice to have: Experience in developing AI-enabled go-to-market features. Familiarity with non-relational/NoSQL databases and AI compliance (e.g., data privacy, model governance). Domain knowledge in sectors such as cybersecurity, fintech, or enterprise SaaS. Requirements Bachelor’s or More ❯
role. What you’ll need to be successful Essential Skills and Capabilities What you’ll get in return NodeJS/Express React MSSQL MySQL NoSQL - Mongo/CouchDB GraphQL Docker Jira Git Working as a member of an Agile Scrum team. In depth knowledge of Web Services protocols such as More ❯