26 to 50 of 58 SOLID Jobs in London

us build better, faster, and smarter. What You'll Need Strong experience developing back-end systems in Python (any framework). Good understanding of databases, object-oriented design, and SOLID principles. Experience building scalable applications using AWS and cloud-native technologies. Strong problem-solving and analytical skills. A collaborative mindset with excellent communication skills. Passion for continuous improvement and More ❯

Python | FastAPI | Django | AWS | Kubernetes | Terraform | PostgreSQL | OpenSearch | GitHub What we’re looking for • Strong experience building backend systems, ideally with Python • Good understanding of databases, data structures and SOLID principles • A problem-solver who enjoys working collaboratively • Someone who can communicate technical ideas clearly • Keen to learn, share ideas and improve how we do things What you’ll More ❯

Python | FastAPI | Django | AWS | Kubernetes | Terraform | PostgreSQL | OpenSearch | GitHub What we’re looking for • Strong experience building backend systems, ideally with Python • Good understanding of databases, data structures and SOLID principles • A problem-solver who enjoys working collaboratively • Someone who can communicate technical ideas clearly • Keen to learn, share ideas and improve how we do things What you’ll More ❯

Strong multi-threading and low-latency programming. Deep understanding of financial instruments (Rates, Credit, Derivatives). Proven experience with ION platforms and FIX protocol. Familiarity with functional programming and SOLID principles. More ❯

Strong multi-threading and low-latency programming. Deep understanding of financial instruments (Rates, Credit, Derivatives). Proven experience with ION platforms and FIX protocol. Familiarity with functional programming and SOLID principles. More ❯

Trino, or ClickHouse. Required Skills: Hands-on software development and data engineering experience. Must have strong financial or trading background. Strong Python & SQL skills: writing clean, testable code following SOLID principles. Hands-on experience using Athena, Trino, ClickHouse, or other distributed SQL engines and knowledge of cost/scan optimization. Experience with cloud platforms (AWS/Azure/GCP More ❯

Trino, or ClickHouse. Required Skills: Hands-on software development and data engineering experience. Must have strong financial or trading background. Strong Python & SQL skills: writing clean, testable code following SOLID principles. Hands-on experience using Athena, Trino, ClickHouse, or other distributed SQL engines and knowledge of cost/scan optimization. Experience with cloud platforms (AWS/Azure/GCP More ❯

delivering apps to the Play Store ✔ Passion for clean architecture (MVVM/MVI) and great user experiences iOS Engineer: ✔ 5+ years creating iOS apps in Swift ✔ Strong understanding of SOLID principles and app architecture (MVVM/Reactive) ✔ SwiftUI and Combine experience (bonus points for UIKit or Realm) ✔ Experience delivering apps to the App Store For both: ✔ Willingness to learn More ❯

delivering apps to the Play Store ✔ Passion for clean architecture (MVVM/MVI) and great user experiences iOS Engineer: ✔ 5+ years creating iOS apps in Swift ✔ Strong understanding of SOLID principles and app architecture (MVVM/Reactive) ✔ SwiftUI and Combine experience (bonus points for UIKit or Realm) ✔ Experience delivering apps to the App Store For both: ✔ Willingness to learn More ❯

Developer (Mid-Level). 🎯 Impact | Technology Transformation, Modernization, and Scalability. 📏 Size | Medium-sized team, part of an exciting in-house engineering transformation. 🌟 Skills | PHP (Laravel), JQuery, API Development, MySQL, SOLID Principles, and modern DevOps tools. 📍 Location | London, UK. 💻 Hybrid | Flexible working policy with a collaborative office culture. 💰 Offer | £50,000 - £60,000 💎 Benefits | Private medical, dental, pension, professional training … and contribute to a high-performing, scalable, and secure platform. What makes you a great fit: You’re an experienced PHP developer with strong Laravel skills. You have a solid grasp of SOLID design principles , enjoy working in a fast-paced environment, and have experience building robust, well-optimised APIs. Bonus points if you have worked with DevOps … deployment pipelines and platform scalability. • Support application deployment and maintenance in a .Net/Azure environment. Skills & Requirements: Essential Skills : • Advanced experience with PHP and Laravel. • Strong understanding of SOLID design principles. • Proficiency in MySQL, with a focus on database optimization. • Strong understanding of API design and development. • Experience with version control systems like Git. Bonus Skills : • Familiarity with More ❯

Developer (Mid-Level). 🎯 Impact | Technology Transformation, Modernization, and Scalability. 📏 Size | Medium-sized team, part of an exciting in-house engineering transformation. 🌟 Skills | PHP (Laravel), JQuery, API Development, MySQL, SOLID Principles, and modern DevOps tools. 📍 Location | London, UK. 💻 Hybrid | Flexible working policy with a collaborative office culture. 💰 Offer | £50,000 - £60,000 💎 Benefits | Private medical, dental, pension, professional training … and contribute to a high-performing, scalable, and secure platform. What makes you a great fit: You’re an experienced PHP developer with strong Laravel skills. You have a solid grasp of SOLID design principles , enjoy working in a fast-paced environment, and have experience building robust, well-optimised APIs. Bonus points if you have worked with DevOps … deployment pipelines and platform scalability. • Support application deployment and maintenance in a .Net/Azure environment. Skills & Requirements: Essential Skills : • Advanced experience with PHP and Laravel. • Strong understanding of SOLID design principles. • Proficiency in MySQL, with a focus on database optimization. • Strong understanding of API design and development. • Experience with version control systems like Git. Bonus Skills : • Familiarity with More ❯

sanitization) Testing with Jest and React Testing Library Understanding of modern build tooling (Vite/Webpack), bundling, and asset delivery Here's what we're looking for: Technical Skills Solid engineering experience across frontend and backend, with: + Experience building production React applications + Experience building backend services/APIs in Go (or strong Go exposure alongside another typed … and secure API design (REST and/or gRPC) Familiarity with Redis and MongoDB Experience with software engineering best practices (unit testing, code reviews, design documentation) Experience in applying SOLID principles and Test-Driven Development methodologies Professional Qualities Very organized with exceptional attention to detail Strong communication skills Passion for continuous improvement in software delivery lifecycle Experience influencing product More ❯

various .NET applications Review and refactor code Deploy fully functional applications Document development and operational procedures Working within the agile framework at Chambers Skills and Experience Demonstrable experience in Solid C# backend development. Proven track record of leading development projects and teams. Substantial experience with modern front-end technologies – HTML5, CSS3, Sass Experience using JavaScript frameworks such as Angular … Strong knowledge of data-tier tech in the following areas: Relational NoSQL (KV, Doc, Graph) Search (e.g. Elasticsearch, Azure Search or Lucene) Thorough understanding of and practical experience with SOLID principles Developed Architecture in agile/iterative environments with experience of methodologies such as SCRUM, RUP, Lean and DSDM. TDD/BDD experience and understanding of formal testing and More ❯

based - hybrid working - 3 days office based Current NPPV3 clearance is highly desirable Your main responsibility will be to deliver clean, maintainable, and well-tested code that adheres to SOLID principles. You will work collaboratively across Quality Assurance, DevOps, and other development teams, sharing knowledge, supporting onboarding, and contributing to code reviews. Key Responsibilities Deliver high-quality, maintainable code … re looking for candidates with strengths in most of the following areas: Essential Experience delivering integration microservices using MuleSoft best practices. Proven ability to write clean, maintainable code following SOLID principles. Designing RAML, REST APIs, flow control, and error handling. Hands-on experience with the Anypoint Platform (CloudHub, VPC, VPN, DLB, firewalls, and cloud technologies). Securing and managing More ❯

based – hybrid working – 3 days office based Current NPPV3 clearance is highly desirable Your main responsibility will be to deliver clean, maintainable, and well-tested code that adheres to SOLID principles. You will work collaboratively across Quality Assurance, DevOps, and other development teams, sharing knowledge, supporting onboarding, and contributing to code reviews. Key Responsibilities Deliver high-quality, maintainable code … re looking for candidates with strengths in most of the following areas: Essential Experience delivering integration microservices using MuleSoft best practices. Proven ability to write clean, maintainable code following SOLID principles. Designing RAML, REST APIs, flow control, and error handling. Hands-on experience with the Anypoint Platform (CloudHub, VPC, VPN, DLB, firewalls, and cloud technologies). Securing and managing More ❯

based – hybrid working – 3 days office based Current NPPV3 clearance is highly desirable Your main responsibility will be to deliver clean, maintainable, and well-tested code that adheres to SOLID principles. You will work collaboratively across Quality Assurance, DevOps, and other development teams, sharing knowledge, supporting onboarding, and contributing to code reviews. Key Responsibilities Deliver high-quality, maintainable code … re looking for candidates with strengths in most of the following areas: Essential Experience delivering integration microservices using MuleSoft best practices. Proven ability to write clean, maintainable code following SOLID principles. Designing RAML, REST APIs, flow control, and error handling. Hands-on experience with the Anypoint Platform (CloudHub, VPC, VPN, DLB, firewalls, and cloud technologies). Securing and managing More ❯

of Agile processes and engineering practices Tech Stack Python | FastAPI | AWS | Django | PostgreSQL | OpenSearch | Kubernetes | Helm | Terraform | GitHub What We’re Looking For Strong Python development experience (any framework) Solid understanding of databases, OO design, and SOLID principles Passion for problem-solving and continuous learning Excellent communication and collaboration skills Perks & Benefits Hybrid working: 2 days/week More ❯

of Agile processes and engineering practices Tech Stack Python | FastAPI | AWS | Django | PostgreSQL | OpenSearch | Kubernetes | Helm | Terraform | GitHub What We’re Looking For Strong Python development experience (any framework) Solid understanding of databases, OO design, and SOLID principles Passion for problem-solving and continuous learning Excellent communication and collaboration skills Perks & Benefits Hybrid working: 2 days/week More ❯

TypeScipt and NodeJS. Experience configuring, deploying, and monitoring applications on Azure. TDD (Test-Driven Development) experience. Comfortable working with relational and NoSQL databases, including complex queries and performance optimization. Solid understanding of web design patterns, including SOLID principles. Experience working in an agile, collaborative environment. Familiarity with automated testing and CI/CD pipelines. The interview process has More ❯

TypeScipt and NodeJS. Experience configuring, deploying, and monitoring applications on Azure. TDD (Test-Driven Development) experience. Comfortable working with relational and NoSQL databases, including complex queries and performance optimization. Solid understanding of web design patterns, including SOLID principles. Experience working in an agile, collaborative environment. Familiarity with automated testing and CI/CD pipelines. The interview process has More ❯

values technical excellence, continuous learning, and creative problem-solving The ideal Backend Developer – Python will have: Proven experience building and maintaining scalable backend systems using Python (any major framework) Solid knowledge of databases, OO design, data structures, and SOLID principles A proactive, analytical mindset and enthusiasm for exploring new technologies Experience working within Agile development environments Strong communication More ❯

values technical excellence, continuous learning, and creative problem-solving The ideal Backend Developer – Python will have: Proven experience building and maintaining scalable backend systems using Python (any major framework) Solid knowledge of databases, OO design, data structures, and SOLID principles A proactive, analytical mindset and enthusiasm for exploring new technologies Experience working within Agile development environments Strong communication More ❯

. Utilize multithreading , concurrency models , and Executor Services to optimize system performance and throughput. Write clean, efficient, and maintainable code using functional programming paradigms in Java. Follow and promote SOLID principles , unit testing , and other modern software development best practices. Collaborate closely with quants, traders, and other developers in a fast-paced environment. Maintain a high level of code … on Java development experience, preferably in front office systems (e.g., trading platforms, pricing engines, market data systems). Proven expertise in reactive programming (Kafka Streams, Akka, Vert.x, Flink). Solid understanding of multithreading and Executor Services in Java. Strong background in functional programming and Java 8+ features. Adherence to robust engineering practices: SOLID principles , unit testing , TDD is More ❯

. Utilize multithreading , concurrency models , and Executor Services to optimize system performance and throughput. Write clean, efficient, and maintainable code using functional programming paradigms in Java. Follow and promote SOLID principles , unit testing , and other modern software development best practices. Collaborate closely with quants, traders, and other developers in a fast-paced environment. Maintain a high level of code … on Java development experience, preferably in front office systems (e.g., trading platforms, pricing engines, market data systems). Proven expertise in reactive programming (Kafka Streams, Akka, Vert.x, Flink). Solid understanding of multithreading and Executor Services in Java. Strong background in functional programming and Java 8+ features. Adherence to robust engineering practices: SOLID principles , unit testing , TDD is More ❯

in the next couple of years. Join us - and help us fulfil our mission to close the world's digital skills gap. What you'll bring to the table: Solid development experience working in a commercial environment, agreat understanding of Java and Spring Boot, and wider experience in different tools and frameworks and across the stack. AWS experience (SNS … methodologies. Experience dealing with challenges from stakeholders on technical issues and influencing technical decisions in the team. Understanding and ownership of best practice as a Senior Engineer (eg. TDD, SOLID, XP) Experience of guiding and supporting junior and mid-level engineers. Working knowledge of CI/CD practices and deployments. Experience of writing effective documentation and knowledge sharing. Equal More ❯