11 of 11 Refactoring Jobs in the City of London

CD. Good problem-solving skills and the ability to work independently or within a team. Strong communication skills, both verbal and written. Nice to Have: · Experience in migrating or refactoring legacy applications. · Familiarity with REST APIs and microservices architecture. · Exposure to cloud platforms such as AWS or Azure. More ❯

You will design & develop new features from scratch, as well as improve existing ones. Responsibilities Deliver key milestones on Trading platform Conduct code reviews, write unit tests, make code refactoring and manage technical debt Align and discuss solutions directly with eTraders Provide hands-on support to colleagues when investigating production issues/outages Work in an agile environment, based on More ❯

modern front-end tech. Key Requirements Strong experience with .NET Core , C#, Web APIs, and SQL Proficient in React.js , JavaScript, HTML/CSS (must-have) Experience with code reviews , refactoring , branching , and DevOps . Cloud experience with Azure ; app migration from on-prem is a plus Strong understanding of software design and architecture Insurance domain experience is mandatory What You More ❯

engineering function. Role & Responsibilities: Support the redesign of their data stack, including containerising workflows, migrating to cloud SQL, and introducing tools like Prefect. Maintain and optimise ~60 Python pipelines, refactoring legacy code into modular components. Keep Power BI dashboards accurate and up to date, supporting evolving business needs. Help implement validation and anomaly detection within their pipelines to ensure data More ❯

Engineer automated solution(s) using Infrastructure as Code and orchestration tooling to fast-track assessment and migration of workloads with minimum downtime. • Optimise infrastructure and modernise applications through rehosting, refactoring, and re-architecting where beneficial. • Utilise Azure Migrate and Google Cloud Migration Center for server, storage, database, and application discovery and migration. Required Skills & Experience: • Excellent leadership and communication skills. More ❯

readiness - particularly within Microsoft Azure. Key Responsibilities: Conduct architecture assessments of applications and platforms to support integration into the enterprise. Evaluate software development practices and identify opportunities for modernisation, refactoring, or migration. Use code analysis tools to identify vulnerabilities and recommend improvements in application security and resilience. Assist in producing executive-level architecture review reports and technical summaries for IT More ❯

Engineer automated solution(s) using Infrastructure as Code and orchestration tooling to fast-track assessment and migration of workloads with minimum downtime • Optimise infrastructure and modernise applications through rehosting, refactoring, and rearchitecting where beneficial • Utilise Azure Migrate and Google Cloud Migration Center for server, storage, database, and application discovery and migration • Work with our Security and IAM teams to ensure More ❯

Deep expertise across the stack , especially in JavaScript/TypeScript, SQL databases, and AWS infrastructure. 🧱 Strong architectural instincts – you’ve designed and delivered robust, scalable systems before. 🔧 Hands-on refactoring experience – you're comfortable navigating legacy systems and improving them iteratively. 👥 Team-first mindset – you’re humble, collaborative, and put outcomes above ego. 🧭 Clarity and execution – you value simplicity, communicate More ❯

of AWS or other cloud infrastructure services. Experience developing and maintaining a variety of self-service delivery mechanisms including web applications, API and data exchanges. Experience working with, and refactoring/rewriting, a legacy codebase. Familiarity with multiple programming languages (Ruby is our primary language at the moment, but we have a diverse tech stack, including Python). Expertise in More ❯

semiconductor processing (Etch, ALD, PECVD). Knowledge of parallelisation techniques (OpenMP, MPI) for high-performance computing. Experience with version control systems like Git (BitBucket, GitHub). Experience with code refactoring, qualification, and established software development practices. Knowledge of kinetic plasma models (Boltzmann solver, Monte Carlo, PIC). In-depth knowledge of rarefied gas flows or reacting flows. Experience with plasma More ❯

experienced team of iOS engineers, and think about the entire life cycle of the application, from architecture to automated testing. We’re not afraid to do the right thing, refactoring when necessary while at the same time ensuring that we’re shipping new features to consumers as fast as possible. What Make a Great Senior IOS Engineer At Busuu Professional More ❯