the best fit for purpose 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 serverless architecture Exposure to infrastructure More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
VANRATH
with technologies to ensure the best fit for purpose Experience Needed Essential: Strong background in C# .NET 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 serverless architecture Exposure to infrastructure More ❯
on experience with Kafka (setup, 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 Agile methodologies and ability to More ❯
services (AWS SageMaker/Bedrock) 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 building production AI systems handling More ❯
services (AWS SageMaker/Bedrock) 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 building production AI systems handling More ❯
Principles Experience building horizontally scalable 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, JIRA, Any secure coding toolkits. More ❯
for backend development Extensive experience with AWS Services Experience with Docker for creating and deploying containers Demonstrated ability to plan, coordinate, and execute engineering projects Beneficial Experience: High volume NoSQL and SQL databases such as; Dynamo DB, Postgres Terraform built environments Experience working with data and infrastructure at scale Event driven architecture such as Kafka/Kinesis Our standards around More ❯
working in investment bank or 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 receive consideration without regard to More ❯
or similar frameworks Working knowledge 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 pipelines (e.g. Azure DevOps, GitHub More ❯
3+ years’ experience in Java (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 in development environments Proven ability More ❯
3+ years’ experience in Java (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 in development environments Proven ability More ❯
3+ years’ experience in Java (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 in development environments Proven ability More ❯
design right through to delivery 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: Developing using reactive/functional More ❯
design right through to delivery 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: Developing using reactive/functional More ❯
design right through to delivery 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: Developing using reactive/functional More ❯
to build with security in mind. Make your mark on ambitious projects. Our tech stack includes: NodeJS and TypeScript for backend development AWS Lambda, ECS, EC2, CloudWatch High volume NoSQL and SQL databases such as Dynamo DB, Postgres Terraform built environments Services built with .NET DevOps tools and methodologies such as: CircleCI pipelines management Docker containerization Git and GitHub for More ❯
and building backend microservices in Python Writing clean, robust, production-grade code using Test-Driven Development (TDD) Developing asynchronous, event-driven systems using RabbitMQ Working with MongoDB and other NoSQL databases Deploying and maintaining services using Docker and Kubernetes Shipping services within a Microsoft ecosystem (Azure/OpenShift) Collaborating with engineers, product managers, and leadership to scale the platform What … SaaS environments Advanced Python skills and deep experience with microservices architecture Strong understanding of TDD, CI/CD, and production-quality standards Experience with message queues (RabbitMQ preferred) Solid NoSQL knowledge, particularly MongoDB Hands-on with Docker and container orchestration using Kubernetes Exposure to Microsoft-based infrastructure (Azure/OpenShift preferred) Strong communication, ownership mentality, and a drive to build More ❯
Computer Science, Engineering, or a related field. Proficiency in programming languages such as Python, Scala or Java. SQL knowledge for database querying and management. Strong knowledge of relational and NoSQL databases (e.g., PostgreSQL, MongoDB) and data modeling principles. Proven ability to design, build, and maintain scalable data pipelines and workflows using tools like Apache Airflow or similar. Strong problem-solving More ❯
Experience of cloud computing platforms 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 growth with remote flexibility, please More ❯
control (Git) and collaborative workflows. · Performance optimisation and responsive design implementation. Bonus Points For · Full-stack capabilities with Node.js or similar. · Familiarity with AWS or Azure services. · Experience with NoSQL/graph databases. · Knowledge of state management, testing practices, and scalability. · Open-source contributions or reusable component library development. · Experience mentoring developers and supporting team growth. Ready to make a More ❯
purpose imperative language: Python (ideal), Java, C++, etc. Familiar with modern DevOps/CloudOps best practices - test driven development, CI/CD, etc. Desirable: prior experience with Azure and NoSQL Desirable: experience and interest in machine learning, data engineering, and data visualization Cultural Fit: Represent the firm in a professional manner and uphold its values and culture in all interactions More ❯
CI/CD, containerisation, and 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: High-trust, flexible working environment More ❯
to growth. It is a strong bonus if you have experience with: Go-to-market AI feature development (e.g., AI-enabled user experiences or insights). Non-relational/NoSQL databases. Security and compliance in AI applications (e.g., model governance, data privacy). Building AI products in industries such as cybersecurity, finance, or enterprise SaaS. Education & Work Experience Bachelor's More ❯
and enable real-time data processing. -Data Quality Assurance: Monitor data quality and implement measures to ensure data accuracy and completeness. -Database Administration: Manage and maintain databases (e.g., SQL, NoSQL) to ensure optimal performance and security. -Cloud Infrastructure: Deploy and manage data infrastructure on cloud platforms - Primarily AWS -Collaboration: Work closely with data analysts, data scientists, and other stakeholders to More ❯
Belfast, County Antrim, Sydenham, City of Belfast, United Kingdom
Experis
and enable real-time data processing. Data Quality Assurance: Monitor data quality and implement measures to ensure data accuracy and completeness. Database Administration: Manage and maintain databases (e.g., SQL, NoSQL) to ensure optimal performance and security. Cloud Infrastructure: Deploy and manage data infrastructure on cloud platforms - Primarily AWS Collaboration: Work closely with data analysts, data scientists, and other stakeholders to More ❯