Python , or Bash Experience with Linux systems , network configuration, and firewalls Familiarity with CI/CD pipelines and tools (GitOps, ArgoCD, Helm) Experience with MongoDB , PostgreSQL , Redis and secure back-end infrastructure ✅ Why Apply? Collaborate on secure, cutting-edge communication platforms Join a critical programme making a real-world impact More ❯
with active SC or DV Clearance • Strong Java skills, familiarity with Python • Experience in Linux, Git, CI/CD, Apache NiFi • Knowledge of Oracle, MongoDB, React, Elasticsearch • Familiarity with AWS (EC2, EKS, Fargate, S3, Lambda) Active DV Clearance If you do not meet all requirements still feel free to apply More ❯
CS, Engineering, Mathematics, Finance, etc. Proficiency in Python, SQL , and one or more: R, Java, Scala Experience with relational/NoSQL databases (e.g., PostgreSQL, MongoDB) Familiarity with big data tools (Hadoop, Spark, Kafka), cloud platforms (Azure, AWS, GCP), and workflow tools (Airflow, Luigi) Bonus: experience with BI tools , API integrations More ❯
City of London, London, United Kingdom Hybrid / WFH Options
La Fosse
development (React.js, Node.js, AWS, TypeScript) and a solid understanding of web architecture Proficiency in building and managing APIs (GraphQL & RESTful) and strong database fundamentals (MongoDB) In-depth knowledge of AWS services (e.g. Lambda, Aurora RDS, EC2, ECS, SQS) Familiarity with CI/CD, DevOps practices, and common design patterns Bonus More ❯
an Agile environment. Knowledge of Design Patterns, SOLID principles, and scalable architecture best practices. Proficiency with SQL databases (Microsoft SQL Server preferred) – experience with MongoDB is a plus. Familiarity with modern web UI frameworks (Vue.js, Angular, Blazor) is advantageous. Experience with Azure DevOps, CI/CD pipelines, and Infrastructure as More ❯
Skills/Knowledge/Experience • Strong expertise in data modeling techniques (conceptual, logical, physical). • Proficiency in SQL and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB, Cassandra). • In-depth knowledge of data warehousing concepts and tools (e.g., Redshift, Snowflake, Google BigQuery). • Experience with big data platforms (e.g., Hadoop, Spark More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Randstad Technologies Recruitment
technical requirements for the role: Essential Skills Java, MS SQL, Spring, SpringBoot, Jpa Ruby On Rails and or TypeScript within NodeJS SQL and or MongoDB Strong problems solving skills Debugging code Designing scalable systems Root cause analysis Able to develop effective solutions Strong communication skills Excellent time management Critical thinking More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hunter Bond
is a 6-month contract with very high potential for an extension! Requirements Strong experience working with Power BI Strong SQL Experience with NoSQL, MongoDB etc Strong experience/knowledge of Linux/Unix Experience working with Modern cloud technologies Experience with any other programming language - C#, Python, java etc More ❯
React PostgreSQL or other relational database Experience in any of the following areas would be advantageous but is not a prerequisite Tailwind Node.js Next.js MongoDB EJS SaaS Financial services or fintech industry exposure If you are seeking a role of this nature please get in touch for more information. #J More ❯
City of London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
development (React.js, Node.js, AWS, TypeScript) and a solid understanding of web architecture Proficiency in building and managing APIs (GraphQL & RESTful) and strong database fundamentals (MongoDB) In-depth knowledge of AWS services (e.g. Lambda, Aurora RDS, EC2, ECS, SQS) Familiarity with CI/CD, DevOps practices, and common design patterns Bonus More ❯
City Of London, England, United Kingdom Hybrid / WFH Options
McGregor Boyall
with a key focus on public cloud onboarding. The platform is a Greenfield build using modern technologies such as Java, Spring Boot, Kubernetes, Kafka, MongoDB, RabbitMQ, Solace, Apache Ignite. The platform runs in a hybrid mode both on-premises and in AWS utilising technologies such as EKS, S3, FSX. Objectives More ❯
City of London, England, United Kingdom Hybrid / WFH Options
Saama
acumen. Thorough knowledge of databases technologies, both relational (such as Oracle, SQL Server and PostgreSQL) and non-relational database technologies as such as Memcached, MongoDB and Redis. Experience with Insurance/Reinsurance Systems and Data. High level knowledge/expertise of Front-end development such as: ReactJS, Webpack, HTML5, CSS More ❯
A passion for TDD , pair programming , and continuous delivery Computer Science degree from a Russel Group University 💻 Tech Stack: Java , AWS , Multithreading , Kafka , ActiveMQ , MongoDB , DevOps tooling If you're excited by fast-paced environments, love tackling technical challenges, and are naturally curious about the world of trading and finance More ❯
passion for TDD, pair programming , and continuous delivery practices Computer Science degree from a Russell Group university 💻 Tech Stack: Java | AWS | Multithreading | Kafka | ActiveMQ | MongoDB | DevOps Tooling 💰 Benefits Salary: Up to £100,000 Bonus: Up to 40% Benefits: Private Healthcare If you thrive in a fast-paced environment, love solving More ❯
Central London, London, United Kingdom Hybrid / WFH Options
Data Careers
Azure (Data Lake, Synapse, Purview) Strong understanding of secure data handling, DevOps, and compliance Experience with structured and unstructured data sources (e.g., Azure SQL, MongoDB) Familiarity with Power BI, including data modelling and DAX Desirable: Government/defence sector experience Microsoft/Azure certifications or equivalent Experience delivering AI-driven More ❯
acumen. Thorough knowledge of databases technologies, both relational (such as Oracle, SQL Server and PostgreSQL) and non-relational database technologies as such as Memcached, MongoDB and Redis. Experience with Insurance/Reinsurance Systems and Data. High level knowledge/expertise of Front-end development such as: ReactJS, Webpack, HTML5, CSS More ❯
knowledge Familiarity with Cloud Development Kit (CDK), GitOps Experience working in DevOps/agile teams Understanding of Docker, Kubernetes, serverless, Helm Exposure to Snowflake, MongoDB, Terraform Cloud, GitHub, Databricks Strong analytical, documentation, and problem-solving skills Excellent communication and collaboration abilities #J-18808-Ljbffr More ❯
BAU support and manage rota coverage for trading hours. 🔹 Tech Stack .NET (C#, .Net Core, WPF), Entity Framework Angular/AngularJS SQL Server, Oracle, MongoDB Bloomberg API, RMDS, Eikon Microservices, Visual Studio, JetBrains Rider 🔹 Key Skills 10+ years in development, including 2–3 years in a lead role Strong front More ❯
and GitOps •Experience operating in a DevOps/agile team environment •Understanding of docker, Kubernetes, serverless architecture, and Helm •Exposure to platforms like Snowflake, MongoDB, Terraform Cloud, GitHub, and Databricks •Strong analytical skills, diligence, and attention to detail •Willingness to conduct research using vendor documentation •Capability to create and maintain More ❯
and messaging systems • Hands-on experience with Single Page Applications (Angular) • Skilled in performance issue diagnosis and troubleshooting Nice to Have: • Exposure to Kafka, MongoDB, Elasticsearch, Kubernetes • Experience with Dynatrace or other monitoring tools • Familiarity with scripting and automation for performance test execution • Knowledge of CI/CD best practices More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Harrington Starr
a financial services environment supporting front-to-back trade flows Strong knowledge of Windows & Linux/Unix , plus experience with SQL, Oracle, PostgreSQL or MongoDB Proactive mindset and calm under pressure – this is a fast-paced role with live impact Strong scripting skills in PowerShell or Python Excellent communicator who More ❯
development skills with the following programming languages: Frontend: TS, JS, Next.js, React, js, redux, Java Backend: TS, JS, Nest.js Mobile: Expo RN DB: Postgres, MongoDB, Elasticsearch, Redis Other: Git, Docker, AWS, Google Cloud. Have the skills to develop their own database, scripts, etc An excellent work ethic, and get things More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Evermore
practices, and adherence to agile development methodologies. Full-Stack Development – Design, develop, and maintain platform features using React (frontend), Node.js (backend), Directus (CMS), PostgreSQL, MongoDB, and APIs. Matrix/Synapse Integration – Develop and maintain real-time messaging and collaboration features using Matrix/Synapse for decentralised communication. Cloud & DevOps – Manage … deployments, CI/CD pipelines, and cloud infrastructure (AWS, Azure, or equivalent). Database & API Management – Design efficient PostgreSQL and MongoDB schemas and develop secure RESTful/GraphQL APIs for seamless data integration. Performance Optimisation. System Architecture & Scalability. Code Review & Quality Assurance. Security Best Practices. Skills and Experience: Essential: Proficiency More ❯