51 to 75 of 104 Code Quality Jobs in the City of London

checks,” and other Day-2 operational tasks. Collaborate in pair-programming sessions to review and maintain high-quality, efficient code. Develop and execute unit tests to ensure code quality, reliability, and compliance with platform standards. Document workflows, configurations, and operational runbooks in Confluence. Produce and maintain onboarding and training materials , supporting upskilling of existing engineering More ❯

checks,” and other Day-2 operational tasks. Collaborate in pair-programming sessions to review and maintain high-quality, efficient code. Develop and execute unit tests to ensure code quality, reliability, and compliance with platform standards. Document workflows, configurations, and operational runbooks in Confluence. Produce and maintain onboarding and training materials , supporting upskilling of existing engineering More ❯

Docker. Leverage MongoDB and Databricks for data processing and analytics. Integrate with relational databases and support legacy data migration. Collaborate with stakeholders and contribute to technical decision-making. Ensure code quality through testing, debugging, and optimisation. Essential Skills 3+ years of backend development experience in financial systems. Proficiency in Java and/or Kotlin. Strong knowledge of More ❯

work across a modern tech stack (Python, TypeScript, Vue.js, AWS/GCP, MongoDB) within a collaborative, remote-first environment. What You’ll Do Build, ship, and support high-quality products in an agile, cloud-native environment. Collaborate with product, design, and data teams to solve complex, high-impact problems. Champion engineering excellence, continuous improvement, and innovation. Play a … What You Bring Deep understanding of modern web applications and scalable architecture. Hands-on experience with Python, JavaScript/TypeScript, and cloud (AWS/GCP). Strong focus on code quality, testing, and observability. A passion for learning, problem-solving, and building products that make a difference. Why Join This is a rare opportunity to work remotely More ❯

m currently partnered with a leading trading organisation that’s looking for a Lead Developer to take ownership of technical direction, mentor a talented team, and deliver high-quality, scalable solutions. This is a fantastic opportunity for someone who thrives on both hands-on development and technical leadership, with the chance to shape future technology roadmaps while driving … vision across key projects Partnering with stakeholders to align delivery with business priorities Mentoring engineers, fostering growth, and building an inclusive, high-performing team Driving best practice in architecture, code quality, and modern development approaches Delivering robust, test-driven software solutions using the latest tools and methodologies What We’re Looking For Strong background in .NET (C# More ❯

and integration to performance optimisation Collaborate with customers and stakeholders to understand operational constraints and align on solution design Mentor junior engineers and shape internal technical standards for software quality, reliability, and reproducibility Support the continuous improvement of delivery practices, internal tooling, and knowledge sharing across teams What We’re Looking For Strong software engineering skills, especially in More ❯

and integration to performance optimisation Collaborate with customers and stakeholders to understand operational constraints and align on solution design Mentor junior engineers and shape internal technical standards for software quality, reliability, and reproducibility Support the continuous improvement of delivery practices, internal tooling, and knowledge sharing across teams What We’re Looking For Strong software engineering skills, especially in More ❯

project Ensure essential procedures are followed and help define operating standards and processes Act as technical advisor or coach to junior members in the team, to make sure the code quality and designs are in align with the project standard Experience: Must have Extensive Experience in designing and developing web portals and large-scale intranet/internet More ❯

project Ensure essential procedures are followed and help define operating standards and processes Act as technical advisor or coach to junior members in the team, to make sure the code quality and designs are in align with the project standard Experience: Must have Extensive Experience in designing and developing web portals and large-scale intranet/internet More ❯

to our serverless GCP architecture — including Cloud Functions, Firestore, and Cloud Run Collaborate with designers and product managers to deliver beautiful, intuitive user interfaces Write clean, testable, and maintainable code following best practices Integrate with third-party APIs and Shopify’s ecosystem Contribute ideas to improve code quality, developer workflows, and overall architecture Help shape new More ❯

to our serverless GCP architecture — including Cloud Functions, Firestore, and Cloud Run Collaborate with designers and product managers to deliver beautiful, intuitive user interfaces Write clean, testable, and maintainable code following best practices Integrate with third-party APIs and Shopify’s ecosystem Contribute ideas to improve code quality, developer workflows, and overall architecture Help shape new More ❯

and/or implementing data pipelines from major financial market data vendors (Bloomberg, Refinitiv, Factset....) SDLC and DevOps: Git, Docker, Jenkins/TeamCity, monitoring, testing, agile practices. Passionate about code quality, data integrity, and building scalable and robust systems. Ability to communicate clearly with technical and non-technical colleagues. This hire has been budgeted at a salary More ❯

and/or implementing data pipelines from major financial market data vendors (Bloomberg, Refinitiv, Factset....) SDLC and DevOps: Git, Docker, Jenkins/TeamCity, monitoring, testing, agile practices. Passionate about code quality, data integrity, and building scalable and robust systems. Ability to communicate clearly with technical and non-technical colleagues. This hire has been budgeted at a salary More ❯

Project Reactor Designing, building, deploying and running services for retail scale workloads and considerations for running at scale Working in agile teams with a strong focus on testing and code quality across the whole build and deployment cycle, including pair programming, TDD and BDD practises Building for security, resilience and scale with testing practises to evidence behaviours … of your software using automation Tools required to run and deliver software in agile teams including automation pipelines, and Infrastructure as Code technologies, ideally terraform, with public cloud infrastructure a positive More ❯

level investment expertise. Improving connectivity - integrate and incorporate additional data sources into our agent loop, increasing the depth and breadth of the analyses that can be performed. Maintaining high code quality - uphold rigorous standards across our codebase, ensuring tech debt doesn't impede our velocity. Recent projects include: Agentic assistant with a finance-focused toolkit and advanced More ❯

level investment expertise. Improving connectivity - integrate and incorporate additional data sources into our agent loop, increasing the depth and breadth of the analyses that can be performed. Maintaining high code quality - uphold rigorous standards across our codebase, ensuring tech debt doesn't impede our velocity. Recent projects include: Agentic assistant with a finance-focused toolkit and advanced More ❯

system development life cycle, along with system and application program development technological alternatives and architecture methodologies for multi-platform environments. Solid understanding of coding principles and practices, experience managing code quality through pull requests and other processes. Extensive experience at highest technical level of all phases of system architecture design using state of the art architecture, object More ❯

system development life cycle, along with system and application program development technological alternatives and architecture methodologies for multi-platform environments. Solid understanding of coding principles and practices, experience managing code quality through pull requests and other processes. Extensive experience at highest technical level of all phases of system architecture design using state of the art architecture, object More ❯

to live and breathe it. Objectives (6-12 months) Software Design and Development Take new feature documentation and tickets from the Product Team and develop high quality code, often leading the implementation of the feature ready for testing. Work with the wider team to assist with sizing new features. Participate and provide support to the wider software … of shared platform components and technologies within Privalgo. Contribute to best practice for application development. Troubleshooting & Debugging Assist in writing unit and integration tests, within test environments to ensure code quality. Assist in defining the team's technical strategy and advising on product roadmaps and migration plans to achieve strategic goals. Documentation Take new feature documentation and tickets from … of the software development process and related technologies. Good knowledge of Design Patterns, Software Engineering Principles and Best Practice Knowledge of configuring and supporting Dynamics CRM including writing custom code is a benefit. You Confident managing multiple projects, ensuring timely delivery of objectives. The pace at Privalgo is fast! Demonstrates ownership of assigned tasks, components, and the platform. Strategic More ❯

We’re looking for a high-caliber engineer to join as a Founding Engineer. You should be deeply hands-on with code, technically opinionated, and capable of building production systems from scratch. This is a role for someone who enjoys execution but also has the potential (or ambition) to lead technology at a company-defining level. 🔍 What You'll … Do Build and own core infrastructure and backend systems Design and implement APIs, data models, and scalable services Collaborate closely with founders on product direction and technical architecture Ship code fast, validate assumptions, and iterate Lay the groundwork for the future engineering team (tooling, processes, and architecture) ✅ Core Technical Requirements Proficient in one or more modern backend languages (e.g. … Terraform, Pulumi, etc.) is a plus Competent with databases and data modeling — SQL and NoSQL, designing schema for scale Comfortable writing tests and deploying production systems — you care about code quality and reliability ⭐ Bonus Experience (Not Required, but Valuable) Worked at a Pre-Seed or Seed-stage startup through to Series A Built or deployed software used More ❯

We’re looking for a high-caliber engineer to join as a Founding Engineer. You should be deeply hands-on with code, technically opinionated, and capable of building production systems from scratch. This is a role for someone who enjoys execution but also has the potential (or ambition) to lead technology at a company-defining level. 🔍 What You'll … Do Build and own core infrastructure and backend systems Design and implement APIs, data models, and scalable services Collaborate closely with founders on product direction and technical architecture Ship code fast, validate assumptions, and iterate Lay the groundwork for the future engineering team (tooling, processes, and architecture) ✅ Core Technical Requirements Proficient in one or more modern backend languages (e.g. … Terraform, Pulumi, etc.) is a plus Competent with databases and data modeling — SQL and NoSQL, designing schema for scale Comfortable writing tests and deploying production systems — you care about code quality and reliability ⭐ Bonus Experience (Not Required, but Valuable) Worked at a Pre-Seed or Seed-stage startup through to Series A Built or deployed software used More ❯

with global stakeholders to deliver robust, maintainable solutions and drive technical improvements across the platform. Responsibilities Develop new business features and improve existing system capacity Work on system architecture, code quality, and delivery best practices Analyze and modernize legacy components to simplify architecture and improve maintainability Improve testability, CI/CD, deployment reliability, and system observability Troubleshoot More ❯

with global stakeholders to deliver robust, maintainable solutions and drive technical improvements across the platform. Responsibilities Develop new business features and improve existing system capacity Work on system architecture, code quality, and delivery best practices Analyze and modernize legacy components to simplify architecture and improve maintainability Improve testability, CI/CD, deployment reliability, and system observability Troubleshoot More ❯

for a skilled WordPress Developer to join our team and take ownership of a small-to-medium brochure-style website project. This role will focus on implementing high-quality, maintainable WordPress solutions using our custom in-house theme , bringing Figma designs to life with precision and attention to detail. Responsibilities Develop and maintain our WordPress brochure site using … with Advanced Custom Fields (ACF) or similar tools. Experience writing and maintaining custom plugins . Familiarity with Git and local development workflows Strong eye for detail and commitment to code quality and maintainability. Good communication skills and a collaborative approach. Nice to Have Experience with modern build tools (Webpack, Gulp). Understanding of SEO fundamentals and performance … best practices. Interest in UI quality and front-end polish. Why Join Us Work-life balance matters to us. We follow a hybrid model, spending two days a week together in our London office, just a short walk from London Bridge. 25 days of annual leave, plus an extra day for each year of service, up to More ❯

and contributing to multiple internal tools and products.You’ll join a collaborative team of developers with a strong peer-review culture. There are no dedicated testers, so attention to code quality is essential. Tech Stack OO PHP (7/8), bespoke MVC, Laravel , Symfony MySQL , Docker , AWS (EC2, RDS, Amplify) JavaScript , Bootstrap (minimal front-end work) Testing More ❯