18 of 18 Contract CI/CD Jobs in the City of London

Senior C# Engineer (AI-Native & Agentic Engineering) .NET 8 / 9, AWS Lambda / SQS OUTSIDE IR35 £750£800 / day 100% Remote 11-month rolling contract A rare opportunity to lead the build of a greenfield SaaS product as a deeply senior, hands-on C# engineer. … enjoy solving hard problems, owning outcomes end-to-end, and setting the engineering bar for others, this ones for you. What Youll Bring: Senior / Staff-level backend engineering depth in C# and .NET 8 / 9 , with the ability to architect and lead distributed REST microservices ...

Senior Scala / Kotlin Engineer 6-12 months Hybrid - London (2-3 days per week on site) Paying up to £600 per day (Inside IR35) Overview We are supporting a global tier 1 bank on the hire of a Scala / Kotlin Engineer to join a high-performing … architecture Built using Scala and Python components High requirements around: o Performance o Accuracy o Security This is a feature development role, not BAU / support, with significant scope to influence system design and evolution. Role Responsibilities Design, build, and evolve core distributed services Deliver high-quality code with ...

Microsoft Dynamics 365 and Power Platform ecosystem. This role involves customizing Dynamics 365 applications, building Power Pages (portals), developing backend services using .NET / C#, and creating frontend components using modern web technologies. The developer works on integrations, automations, and scalable solutions using Dataverse and Azure services, while collaborating … with cross-functional teams to deliver secure, high-quality business applications. Key responsibilities Design, develop, and implement solutions using Microsoft Dynamics 365 (CE / CRM) and Power Platform components Build and customize Power Pages (formerly Power Apps Portals) for external-facing web applications Develop end-to-end solutions across ...

Responsibilities Define and deliver testing strategies aligned to organisational standards Lead AI testing, validation, and evaluation frameworks Integrate testing within CI / CD and DevOps pipelines Champion modern testing approaches, including AI-led and predictive testing techniques Collaborate with cross-functional teams including engineering, data … quality metrics, and release assurance Ensure compliance with accessibility, security, and performance standards Key Skills & Experience Essential Strong experience delivering quality assurance for AI / ML solutions across the full lifecycle Hands-on expertise with Microsoft-based environments (e.g. Azure testing tools, AI platforms) Proficiency in one or more ...

Oracle & TAF) Migration Engineer to join them - for this role you will have the below: Minimum Criteria • Experience in Temenos T24 / Transact, with exposure to recent releases (R21+ preferred, R24+ highly desirable) • Proven experience in TAFC to TAFJ migration programmes including: o Impact assessment o Gap analysis … Code conversion / remediation • Strong experience in T24 database migration, particularly: o jBASE to Oracle conversion / migration approaches o Data validation and reconciliation across environments • Hands-on experience with TAFJ architecture and Java-based runtime stack • Strong technical understanding of: o COB processing o Local developments ...

months (likely extension) Location: Remote (London) Overview SC Cleared freelancer needed with a frontend focus to build modern, scalable web applications, with some backend / API work. Tech & Skills JavaScript / TypeScript, React / Angular / Vue Node.js, REST / GraphQL APIs HTML, CSS, responsive … accessible design Testing (Jest / Cypress), CI / CD, Git Experience integrating APIs (AI exposure a bonus) Responsibilities Build high-quality frontend applications Develop reusable UI components Collaborate across teams and ensure best practices Requirements Active SC Clearance (essential) UK work eligibility Apply ...

financial services organisation who are looking for a Senior DevOps Engineer to help deliver a high-profile project. Details Location - London Hybrid - 3 days / week in office Duration - Initially 6 months Rate - £650-£750 / day Inside IR35 via Umbrella Skills and Experience Required 10+ years … security best practices. Experience with Infrastructure as Code (IaC ) and automation tools such as Terraform and Ansible. Strong knowledge of CI / CD pipelines , particularly GitLab CI / CD. Working knowledge of at least one object-oriented programming language (e.g., Java). ...

recruiting for a BI / AWS Engineer to work on a remote basis with occasional travel to London or Swindon (once a month). The role falls inside IR35 so you will be required to work through an umbrella company for the duration of the contract. I am searching … experienced Business Intelligence Engineer / AWS Data Engineer to support the development of a modern data platform and contribute to emerging AI-driven initiatives. This role will suit someone with a strong foundation in AWS data engineering and BI, alongside practical exposure to AI / ML concepts ...

markets, or capital markets - Shipping production software with 3 to 5 of those in a tech lead or staff engineer role - Python and TypeScript / Node, with solid React / Next.js and NestJS / FastAPI experience - PostgreSQL, including schema design, query performance, ETL / ELT, and analytical workloads at scale - LLM / AI features shipped to production users, covering evals, guardrails, prompt versioning, and cost control - LangChain and LangGraph for orchestration - Data modelling for fund mechanics, including cash flows, NAV, performance metrics, and position-level credit data - AWS in production ...

structured and unstructured data. Knowledge of JSON, Syslog, REST APIs, and common log formats. Experience developing dashboards and reporting solutions. Cloud & Infrastructure Azure and / or AWS experience. Understanding of Windows and Linux environments. Networking fundamentals including TCP / IP, DNS, SSL / TLS, and load balancing. … Automation & Scripting Python PowerShell Bash / Shell scripting API integration and automation Desirable Experience Financial Services or Investment Banking experience. Large-scale observability or cyber transformation programmes. Experience with OpenTelemetry. Experience with Infrastructure as Code (Terraform). Experience with Kubernetes and containerised environments. Exposure to DevOps and CI ...

Requirements Experience working as a DevOps Engineer within a large, enterprise environment Strong Azure DevOps experience Active SC Clearance Experience with CI / CD pipelines and Infrastructure as Code (Terraform and / or Bicep) Knowledge of Azure security, monitoring and identity management Experience with ...

Bank - London - 6 months Role - Data Engineer Lead Rate - £700 per day (Inside IR35) Duration - 6 months with very likely extension Location - Hybrid / Liverpool Street - 3 days per week in an office in Liverpool Street (London) Role The Data Engineer Lead is responsible for designing, building, and supporting … leads the design, implementation, and optimisation the Data Mart and migration processes, ensuring alignment with enterprise data architecture and compliance standards. Core Responsibilities Databricks / Modern Data Platform Engineering Lead the design and development of Data Marts using Databricks (SQL / Python). Follow engineering best practices including ...

Data Architect / Principal Data Engineer (GCP) Contract: Initial 3 Months Location: Fully Remote Status: Outside IR35 We are looking for a highly experienced Data Architect / Principal Data Engineer with deep, hands-on GCP expertise to support a major data transformation programme within a regulated financial services … Requirements 7+ years' hands-on experience with Google Cloud Platform (GCP) Proven experience designing and building production-grade data platforms using: BigQuery Dataflow Pub / Sub Python APIs and containerised services Strong data architecture experience, including conceptual, logical and physical data modelling Experience establishing governance frameworks, metadata management, data ...

refining prompts, workflows and AI configurations to maximise accuracy and performance Applying solid software engineering practices including API development, version control, CI / CD and automated testing Monitoring and optimising AI systems in production, ensuring performance, cost control, security and compliance Collaborating closely with Data ...

legacy applications into modern software and platform architectures - Solid development experience in TypeScript and Python - Experience working across software delivery, infrastructure, CI / CD, and operational environments - Confidence providing technical leadership and architectural direction without relying on formal authority - Ability to balance innovation with pragmatism ...

engineering concepts AI-enabled data products or workflows Supporting ML pipelines or working alongside Data Science teams Experience with Terraform, APIs, CI / CD or DataOps practices would be beneficial. Interested? Please apply below. AI Engineer, Data Scientist, Business Intelligence Engineer, BI Engineer, Data Engineer ...

dynamic data engineering team. The successful candidate must have proven skills at managing day-to-day BAU tasks to maintain existing data processes / ETLs, while simultaneously contributing to strategic roadmap projects and initiatives. Along with previous responsibility for end-to-end ownership of data pipelines and automation … advanced level in Python, PySpark, and SQL scripting. Benefits Salary: 55,000 - 60,000 per annum 25 day's holiday Company car / Allowance Private medical insurance Variable annual bonus based 5-15% Pension Plan Career Progression What the role entails: Some of the main duties of the Data ...

alongside multidisciplinary teams including UCD professionals Strong communication and stakeholder management skills Comfortable with modern engineering practices including DevSecOps, TDD and CI / CD Ability to pair-programme and follow collaborative coding standards Desirable Experience working in NHS or wider public sector data environments Familiarity ...