Experience Needed Essential: Strong background in C# .NET and/or Java Experience with Git, CI/CD tools, and database technologies (SQL/NoSQL) Excellent problem-solving and communication skills Secure coding and API architecture knowledge Desirable: Web development experience (React, TypeScript, JavaScript) Familiarity with AWS, containerisation, microservices, and More ❯
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 ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Ocho
MQTT, AMQP, WebSockets) and real-time data processing. Experience with cloud platforms (Azure IoT Hub, AWS IoT, or similar). Proficiency in SQL and NoSQL databases (PostgreSQL, MongoDB, or similar). Familiarity with containerisation (Docker, Kubernetes) . Experience with DevOps practices, CI/CD pipelines, and Infrastructure as Code (Terraform More ❯
Deep understanding of distributed systems and microservices architecture Expert in data pipeline platforms (Apache Kafka, Airflow, Spark) Proficient in both SQL (PostgreSQL, MySQL) and NoSQL (Elasticsearch, MongoDB) databases Strong containerization and orchestration skills (Docker, Kubernetes) Experience with infrastructure as code (Terraform, CloudFormation) Expertise in building real-time streaming architectures Experience More ❯
software using Cloud-native development or Container Orchestration tools such as Kubernetes Spring Framework including Core, Integration, Batch, JDBC, Hibernate. Databases - RDBMS preferably Oracle, NoSQL preferably MongoDB. Familiarity with Linux environment including scripting skills. SDLC/Dev Ops - Git/BitBucket, CI/CD pipeline frameworks such as Jenkins, SonarQube More ❯
maintenance, stream processing) Proficiency with containerisation tools such as Docker and Kubernetes Strong working knowledge of RDBMS (SQL Server, Oracle, DB2) and/or NoSQL (e.g., MongoDB) Experience in building CI/CD pipelines and DevOps tooling Solid background in the payments, fintech, or financial services sectors preferred Familiarity with More ❯
engineering Preferred Qualifications Experience of using cloud services such as AWS and distributed systems such as Kafka, Kubernetes, S3, DynamoDB, MongoDB or any other NoSQL database Experience of working in investment bank or financial services industry, experience of working in OTC derivate is a big plus. Job Family Group: Technology More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Arqit
Experience of triage, RCA and fix for software issues within a distributed system • Competence in multiple programming languages • Experience of database development (SQL and NoSQL) • Experience with design patterns, refactoring, OO design and related areas • Strong analytical, problem-solving and organizational skills • Demonstrate accountability for results whilst working with high More ❯
financial services industry Experience of using cloud services such as AWS and distributed systems such as Kafka, Kubernetes, S3, DynamoDB, MongoDB or any other NoSQL database Job Family Group: Technology Job Family: Applications Development Time Type: Full time Citi is an equal opportunity and affirmative action employer. Qualified applicants will More ❯
Scrum environments, with the ability to collaborate effectively with product owners and team members Experience working with the Scrum methodology Experience working with a NoSQL database, preferably MongoDB/Redis Experience developing web frontend using Javascript frameworks (prefer AngularJS, React & VUE) Exposure to functional programming language like Scala. Financial services More ❯
Belfast, Northern Ireland, 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 ❯
deploying microservices. · Strong knowledge of Spring Boot, Spring Cloud, and other Spring components. · Expertise in building and consuming RESTful microservice · Experience with SQL and NoSQL databases, PostgreSQL · Strong knowledge on cloud services such as AWS · Proficiency in Docker and Kubernetes for container orchestration. · Strong knowledge of Git and version control More ❯
Java 8 or above) Strong understanding of microservices architecture and platform engineering Proficiency in Spring, Micronaut , or equivalent Java frameworks Experience with Relational and NoSQL databases (e.g., PostgreSQL, MongoDB) Familiarity with unit testing frameworks (e.g., JUnit, Spock) Experience working with build tools such as Gradle or Maven Comfortable using Docker More ❯
Java 8 or above) Strong understanding of microservices architecture and platform engineering Proficiency in Spring, Micronaut , or equivalent Java frameworks Experience with Relational and NoSQL databases (e.g., PostgreSQL, MongoDB) Familiarity with unit testing frameworks (e.g., JUnit, Spock) Experience working with build tools such as Gradle or Maven Comfortable using Docker More ❯
Java 8 or above) Strong understanding of microservices architecture and platform engineering Proficiency in Spring, Micronaut , or equivalent Java frameworks Experience with Relational and NoSQL databases (e.g., PostgreSQL, MongoDB) Familiarity with unit testing frameworks (e.g., JUnit, Spock) Experience working with build tools such as Gradle or Maven Comfortable using Docker More ❯
Java 8 or above) Strong understanding of microservices architecture and platform engineering Proficiency in Spring, Micronaut , or equivalent Java frameworks Experience with Relational and NoSQL databases (e.g., PostgreSQL, MongoDB) Familiarity with unit testing frameworks (e.g., JUnit, Spock) Experience working with build tools such as Gradle or Maven Comfortable using Docker More ❯
Strong sense of writing quality maintainable code Commercial experience in Java (8+) Use of Micronaut/Spring (or equivalent) Frameworks Developing against Relational and NoSQL Database (MongoDB, Postgres etc) Experience with unit testing methodologies and frameworks – e.g Spock, Junit Build systems – Gradle/Maven Use of Docker Other desirables are More ❯
Strong sense of writing quality maintainable code Commercial experience in Java (8+) Use of Micronaut/Spring (or equivalent) Frameworks Developing against Relational and NoSQL Database (MongoDB, Postgres etc) Experience with unit testing methodologies and frameworks – e.g Spock, Junit Build systems – Gradle/Maven Use of Docker Other desirables are More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Version 1
Experience with trading systems, market data, and order management systems. Proficiency in Python programming and related frameworks/libraries. Familiarity with databases (SQL and NoSQL) and data structures. Excellent problem-solving skills and attention to detail. Strong communication and teamwork abilities. Preferred Skills Experience with other programming languages such as More ❯
Typescript or another typed programming language Good React knowledge Good understanding of MySQL or a similar relational database Experience using Elasticsearch or a similar NoSQL database Experience working with messaging systems/pub-sub Experience writing automated tests Awareness and passion for working in an agile environment Experience of modern More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
CI/CD tools (GitLab, Jenkins, CircleCI, etc.) Proficient with containerisation technologies, specifically Docker, Amazon ECS and ECR Brings expertise in both relational and NoSQL databases (MySQL, MariaDB, MongoDB, DynamoDB) Has experience with search (Elasticsearch) and caching technologies (Redis) Has knowledge of infrastructure as code (IaC) using tools such as More ❯
We value potential over ticking boxes. Services built with modern Python AWS Cloud Services such as SQS, SNS ECS, ECR, Lambda functions High volume NoSQL and SQL databases such as; Dynamo DB, Postgres DevOps tools and methodologies such as: Docker containerization Git and GitHub for software versioning In our Tessian More ❯
such as AWS, with knowledge of services like ECS, S3, and Lambda Experience with containerisation technologies e.g. Docker Experience of working with SQL or NoSQL databases Team player who is proactive and resilient A passion for social good If you're looking for a venture with high impact and rapid More ❯
Belfast, Northern Ireland, 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 ❯
of hands-on experience and deep knowledge/expertise in software product development of following technologies/frameworks: Java/J2EE, Spring, Hibernate, RDBMS, NoSQL DB, Kafka, VertX, TC Server, Containers based Backend REST APIs Applications. Experience in designing/architectural horizontally scalable, multi-tenant backend application Balances time between More ❯