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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Full Stack Java Technical Architect - DevOps - **Company:** HCLTech - **Location:** London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Algorithmic Trading, Bash Shell, Databases, Relational Databases, Linux, DevOps, Gradle, Monitoring of Systems, Java Web Services, Python (Programming Language), Apache Maven, Object-Oriented Software Development, Ansible, Prometheus, Standard Sql, Scripting, Grafana, Concurrency, Containerization, Build Tools, Teamcity, Api Design, Restful APIs, Docker, Server Operating Systems & Platforms - **Published:** July 10, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=8d3611222f41cdb0 ## About the Role Solid Core Java Skills - Good understanding of Java fundamentals including object-oriented programming, collections, exception handling and concurrency. Integration, API Development and Databases - Experience building and deploying event-driven and RESTful APIs, with foundational knowledge of SQL and relational database design Infrastructure and DevOps - Hands-on experience with Linux-based server environments, scripting (Bash/Python) and provisioning/configuration tooling (e.g. Ansible or equivalent). Familiarity with CI/CD pipelines (e.g. TeamCity or equivalent) and build tools such as Maven or Gradle Containerisation and Orchestration - Practical experience with Docker and Kubernetes, including deploying and managing containerised Java services Monitoring and Observability - Experience with monitoring and alerting tooling such as Geneos, Grafana and Prometheus or equivalent, with an appreciation of what good operational visibility looks like for a trading platform Skill Requirements Solid Core Java Skills - Good understanding of Java fundamentals including object-oriented programming, collections, exception handling and concurrency. Integration, API Development and Databases - Experience building and deploying event-driven and RESTful APIs, with foundational knowledge of SQL and relational database design Other Requirements ## Description The Dealer-to-Client (D2C) platform is a mission-critical, real-time trading system supporting Rates, Credit, GEM, Repo and ETF businesses. To future-proof the platform and ensure it can support the next decade of business innovation and regulatory demands, we are initiating a strategic modernisation programme - beginning with the migration of our services to new, more powerful infrastructure., You will work on the migration of the D2C platform services from existing infrastructure to new hardware, ensuring minimal disruption to live trading operations. Key Responsibilities Your Key Responsibilities Document the current D2C service landscape, identifying all services and their existing host dependencies Collaborate with the infrastructure team to specify, size and procure replacement hosts Collaborate with the infrastructure team to provision and configure new hosts, ensuring all required runtimes, software, networking and security requirements are met Plan and execute the end-to-end migration of D2C services to new infrastructure, including rollback planning, environment validation and post-migration sign-off, You will work on the migration of the D2C platform services from existing infrastructure to new hardware, ensuring minimal disruption to live trading operations. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) - [Modular Secrets to Lightning-Fast Android Builds](https://www.wearedevelopers.com/videos/1428-modular-secrets-to-lightning-fast-android-builds) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) ## Related Articles - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers)