20 of 20 Contract PostgreSQL Jobs in London

Senior Java full stack developer / Tech Lead

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£70,000 - £80,000 per annum
management libraries). Solid understanding of HTML5, CSS3, JavaScript (ES6+) . Experience with RESTful API design and integration. Familiarity with databases such as MySQL, PostgreSQL, or MongoDB. Experience with version control systems like Git. Strong understanding of object-oriented programming and design patterns. Knowledge of containerization tools (Docker) and cloud ...

Scala Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £79 per hour
Participating in code reviews, pairing, and team delivery Tech Stack & Environment Backend: Scala, Java (Python desirable) Frontend: HTML, CSS, JavaScript Frameworks: Play, Spark Data: Postgres, MongoDB, Hudi Cloud: AWS (S3, ECS, Aurora, Lambda) DevOps: Jenkins, Airflow, Terraform Monitoring: Kibana, Grafana Ways of working: Agile (Scrum/Kanban), CI/ ...

Senior Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £770/day
projects within a collaborative environment. Required Skills: Deep hands-on experience with Java and Spring Boot (Web Services, Spring Security, etc.) Strong knowledge of PostgreSQL (Postgres) - including schema design and query optimization Solid understanding of object-oriented programming principles and design Patterns Familiarity with front-end development and integration using ...

Backend Software Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Java Software Engineer on large microservice architectures Active Security Clearance (SC) Strong capability building scalable RESTful APIs and backend services in Java (Spring Boot): Postgres (or other relational SQL databases) with solid understanding of schema design and SQL Docker: Confident containerising and deploying applications Test-Driven Development (JUnit & Mockito ...

DevOps Engineer - Active SC, Linux, AWS

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£425 per day
delivery practices. Experienced with monitoring and observability tooling such as Prometheus and Grafana. Knowledge of data and streaming technologies including Kafka, MongoDB, MySQL, and PostgreSQL, plus PKI, secrets management, and IAM. Excellent communication skills. Nice to have: Puppet, KeyCloak, Vault, and experience supporting microservice architectures. Immediate availability. Hays Specialist Recruitment ...

DevOps Engineer (SC + NPPV3 Cleared)

Hiring Organisation
Syntax Consultancy Limited
Location
Croydon, Surrey, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
500/day (Outside IR35)
CloudWatch, KMS, and Amazon Linux 2023. DevOps Tools: Terraform, Jenkins, Docker + Groovy pipelines experience. Scripting: Shell, Python, PowerShell, Perl, Java. PostgreSQL admin, performance tuning, HA, replication, backup/DR, Git, Jira, Confluence, ServiceNow. Monitoring tools: Grafana, Prometheus + Alert Manager. Key Tasks: troubleshooting, root cause analysis, 24/ ...

Full Stack Java/Python Engineer

Hiring Organisation
Develop
Location
London, United Kingdom
Employment Type
Contract
stack applications (frontend, backend, APIs) Plus exposure to: Cloud platforms (AWS preferred; Azure/GCP also fine) Containers (Docker, Kubernetes - Kubernetes preferred) Data systems (Postgres/NoSQL; bonus for vector DBs, embeddings, semantic search) Agile delivery environments Engineering best practices (TDD, SOLID, XP principles) Other Key Skills Strong communication skills ...

Full Stack Software Engineer

Hiring Organisation
Effective Recruitment Solutions Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day
stack Build scalable backend services using Node.js and TypeScript Develop modern user interfaces using React and Next.js Design and maintain relational and document databases (PostgreSQL, MongoDB) Build secure and performant RESTful APIs Implement scalable backend services and microservices Optimise application performance and system reliability Implement automated tests using Jest, Cypress ...

Lead Fullstack Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £550 per day + Inside IR35
inflight tickets Release preparation Show and tells and demonstrations Tech stack: Typescript on NodeJS AWS Cloudwatch, Lambda, SQS, S3, RDS and DDB Terraform PostgreSQL Scala/Java Jira, Slack, Teams and Figma (Collaboration tooling) Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse ...

Contract Full-Stack JavaScript Developer - AI Platform

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
with a frontend-heavy bias Collaborating closely with product and engineering stakeholders in a fast-moving environment Tech Stack Next.js TypeScript Tailwind CSS Node.js PostgreSQL Claude Agent SDK Pydantic AWS Terraform Modal Sandboxes Interested? Apply now or send your latest CV to ASAP!If you haven’t heard back within ...

Python Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
smooth running of existing Python/SQL reporting framework. The AI enablement Engineer will have experience with the following technologies/tools: Docker, Postgres, REST APIs, SFTP, Websockets OOP + Asynchronous Design Patterns PowerQuery/DAX/M Industry standard libraries used in software development within finance (pandas, numpy, scipy ...

Booking and Messaging Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £625/day
durable subscriptions. Middleware & Networking: Expertise in socket programming and optimizing low-latency network communication. Modern Stack: Spring IoC/MVC, SQL (Sybase/PostgreSQL), and a solid grasp of Linux internals. Rate: £625 per day (Umbrella/Inside IR35) Location: London (Hybrid) Duration: 6 Months (Initial) Ideal Candidate ...

AI Enablement Engineer

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
smooth running of existing Python/SQL reporting framework. The AI enablement Engineer will have experience with the following technologies/tools: Docker, Postgres, REST APIs, SFTP, Websockets OOP + Asynchronous Design Patterns PowerQuery/DAX/M Industry standard libraries used in software development within finance (pandas, numpy, scipy ...

Java Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
build and maintain Java based microservices, applying test driven development and following established engineering standards. You'll work with technologies including Java, Spring Boot, Postgres, Kafka, Docker, React and AWS. You'll contribute to CI/CD pipelines, ensure non-functional requirements are met and collaborate with colleagues across engineering … analysis and design. Essential experience Java and Spring Boot Building and maintaining microservice based systems Postgres or other relational SQL databases Test-driven development (JUnit, Mockito or similar) Docker and containerisation CI/CD pipelines (Jenkins or similar) Working in agile, multi-disciplinary teams Desirable experience Kafka Liquibase or similar ...

Data Engineer

Hiring Organisation
Method Resourcing
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £525 per day
data volumes, they need someone who can bring automation, structure, and production-ready engineering. The Role Improve and maintain pipelines across Lambda, AppSync, DynamoDB, Postgres, SQS, ECS, and Step Functions Standardise fragmented legacy processes into scalable, automated workflows Support internal and participant-facing applications Work closely with the outgoing engineer ...

Data Engineer (Big Data/ Hadoop/ Spark Dev)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £700 per day
management, security, and performance tuning. Strong Big Data engineering background using Apache Airflow, Spark, dbt, Kafka, and Hadoop ecosystem tools. Knowledge of RDBMS systems (PostgreSQL, SQL Server) and familiarity with NoSQL/distributed databases such as MongoDB. Proven delivery of streaming pipelines and real-time data processing solutions. Delivered streaming ...

Senior Cloud/System Engineer - Enhanced DV

Hiring Organisation
PS Computer Services Ltd t/a Parker Shaw
Location
South East London, London, United Kingdom
Employment Type
Contract
Cloud Infrastructure: experience with AWS (compute, storage, and networking). Orchestration: Experience deploying or managing applications in OpenShift or Kubernetes environments. Database: Proficiency with Postgres (querying, optimization, and basic administration). Architecture: Understanding of Cloud Architecture and Designknowing how high-availability systems communicate. Career development opportunity: Upskilling: Gain deep expertise ...

Senior Full-Stack Engineer - Contract - Remote

Hiring Organisation
Method Resourcing
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
application from, improving the Stripe integration, and implementing core tracking and SEO foundations, and more,. Tech Stack React, TypeScript, Next.js, Python (FastAPI), PostgreSQL, GCP (Cloud Run/SQL), Stripe, Firebase Auth, Terraform. Key Requirements Strong React/TypeScript and Next.js (SSR/SSG) Python/FastAPI backend experience PostgreSQL ...

Database/ DBA Engineer (Oracle, PostgreSQL)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
already acquired, will be essential for success in this role. What you'll need to succeed Experience of postgresSQL migration from oracle to postgres, devops tools (Ansible) Strong Oracle DBA BAU experience Seeking UNIX based core DBA expertise. Oracle accredited certification or equivalent hands-on enterprise Oracle expertise. Strong expertise … expertise. Solid troubleshooting and performance tuning experience. Proficient in containerisation and platform technologies, including containers and OpenShift, with a solid understanding of how PostgreSQL workloads Collaborate closely with project teams to support database-related deliverables, including design input, implementation, testing, and successful handover into BAU operations. Work in partnership with ...

Senior Developer FX Options Risk

Hiring Organisation
Reed
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£900 - £925 per day, Inc benefits
Technology colleagues across London, Hong Kong, and New York, contributing to a modern technology stack that includes TypeScript/React UI, C# services, PostgreSQL, and pricing services integrating with quant libraries. Required Skills & Qualifications: Strong experience in C# and modern backend development. Solid understanding of TypeScript and React. Proficiency with … PostgreSQL or similar relational databases. Experience integrating with quant libraries, pricing engines, or other computational services. Ability to operate effectively in a front-office or similarly fast-paced environment. Comfortable working with incomplete requirements and driving clarity through discussion. Strong communication skills and willingness to engage directly with Trading ...