City of London, London, England, United Kingdom Hybrid / WFH Options
INTEC SELECT LIMITED
Senior Software Developer | £85,000 | London | Financial Services Overview: A leading financial services organisation is seeking a Senior Software Developer to drive the design, development, and delivery of critical technology solutions across its operations. This high-impact role sits at the heart of business transformation, focused on building scalable systems to support reporting, compliance, and operational efficiency.The successful … candidate will combine hands-on technical expertise with strong business acumen, driving the development of innovative solutions to support complex, enterprise-scale systems. Role & Responsibilities: Lead the design and delivery of enterprise applications and reporting systems Develop tools for dashboards, analytics, and operational monitoring Build and maintain APIs, data pipelines, and automation for business processes Implement scalable solutions … and data quality Enhance and integrate commercial off-the-shelf (COTS) platforms where required Collaborate with business stakeholders to gather requirements and deliver tailored solutions Define designpatterns, development standards, and quality controls Lead and mentor developers, managing performance and growth Contribute to technology strategy, promoting innovation and best practices Essential Skills & Experience: 8+ years in software More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Arrows
engineering team. This is a hands-on technical leadership role with high visibility and impact across the organization. You’ll work on large-scale systems, contributing to the design and development of modern, scalable, cloud-native .NET applications. You'll collaborate closely with platform teams, influence tech strategy, mentor engineers, and help evolve systems that serve both public … .NET Core, ASP.NET Cloud experience with AWS (Lambda, DynamoDB) or Azure + DevOps Proficiency with IaC tools like Terraform Strong grasp of modern dev methodologies and designpatterns Exposure to containerization and CI/CD tooling Bonus: Familiarity with Go, Python, React, TypeScript, Node.js 🗺️ Location : Hybrid – 2 days a week in London This is a high-impact More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Arrows
engineering team. This is a hands-on technical leadership role with high visibility and impact across the organization. You’ll work on large-scale systems, contributing to the design and development of modern, scalable, cloud-native .NET applications. You'll collaborate closely with platform teams, influence tech strategy, mentor engineers, and help evolve systems that serve both public … .NET Core, ASP.NET Cloud experience with AWS (Lambda, DynamoDB) or Azure + DevOps Proficiency with IaC tools like Terraform Strong grasp of modern dev methodologies and designpatterns Exposure to containerization and CI/CD tooling Bonus: Familiarity with Go, Python, React, TypeScript, Node.js 🗺️ Location : Hybrid – 2 days a week in London This is a high-impact More ❯
City Of London, England, United Kingdom Hybrid / WFH Options
Client Server
a good knowledge of networking protocols e.g. TCP/IP, multicast You have a strong grounding in Computer Science fundamentals e.g. multi-threading, OOP, Data Structures, DesignPatterns You're collaborative with great communication skills What's in it for you: *Please note this is a 12 month Fixed Term Contract, with full benefits* As a C++ More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Client Server
a good knowledge of networking protocols e.g. TCP/IP, multicast You have a strong grounding in Computer Science fundamentals e.g. multi-threading, OOP, Data Structures, DesignPatterns You're collaborative with great communication skills What's in it for you: *Please note this is a 12 month Fixed Term Contract, with full benefits* As a C++ More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Formula Recruitment
architecture, guide engineering practices, and collaborate closely with both technical and non-technical stakeholders to deliver impact at scale. Responsibilities as a Tech Lead: Take ownership of system design, architecture, and implementation of key backend services Guide and mentor engineers across a cross-functional team Work closely with product managers and business stakeholders to align technical direction with … to align engineering to ambitious commercial objectives Experience in line management responsibilities while remaining deeply technical Desire for building API-first products Deep understanding of software designpatterns, SOLID principles, and test-driven development Experience with Agile methodologies, including peer reviews & pair programming. Ability to translate business needs into scalable technical solutions Benefits: Competitive salary and bonus More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Formula Recruitment
architecture, guide engineering practices, and collaborate closely with both technical and non-technical stakeholders to deliver impact at scale. Responsibilities as a Tech Lead: Take ownership of system design, architecture, and implementation of key backend services Guide and mentor engineers across a cross-functional team Work closely with product managers and business stakeholders to align technical direction with … to align engineering to ambitious commercial objectives Experience in line management responsibilities while remaining deeply technical Desire for building API-first products Deep understanding of software designpatterns, SOLID principles, and test-driven development Experience with Agile methodologies, including peer reviews & pair programming. Ability to translate business needs into scalable technical solutions Benefits: Competitive salary and bonus More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Ozone Talent
to align engineering to ambitious commercial objectives Experience in line management responsibilities while remaining deeply technical Desire for building API-first products Deep understanding of software designpatterns, SOLID principles, and test-driven development Experience with Agile methodologies, including peer reviews & pair programming. Ability to translate business needs into scalable technical solutions Benefits: Competitive salary and bonus More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Ozone Talent
to align engineering to ambitious commercial objectives Experience in line management responsibilities while remaining deeply technical Desire for building API-first products Deep understanding of software designpatterns, SOLID principles, and test-driven development Experience with Agile methodologies, including peer reviews & pair programming. Ability to translate business needs into scalable technical solutions Benefits: Competitive salary and bonus More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Talent
delivering modern, cloud-native solutions—rebuilding internal systems, creating efficient digital processes, and ensuring scalable, high-quality software delivery. As Lead Java Developer you will be responsible for: Design and develop modern, cloud-based services using Java and Node.js. Build and maintain microservices and UI components, ensuring seamless integration between front-end interfaces and back-end APIs. Implement … developing modern cloud-native applications using Java and Node.js. Strong background in microservices architecture, including both front-end (UI) and API components. Proficiency in Kafka and event-driven design patterns. Deep understanding of AWS cloud services and architecture best practices. Strong experience with NoSQL (MongoDB) and SQL databases. Expertise in containerization with Docker and orchestration with Kubernetes. Experience More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Safe Intelligence
the role are: Must have Strong proficiency in JavaScript/TypeScript-based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation … SRI, dependency hygiene. Proven experience interacting with and co-designing production-grade RESTful APIs ideally with an API-first approach. Strong knowledge of frontend polling and other async interactions patterns such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to … version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience in backend system development (ideally using Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Safe Intelligence
the role are: Must have Strong proficiency in JavaScript/TypeScript-based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation … SRI, dependency hygiene. Proven experience interacting with and co-designing production-grade RESTful APIs ideally with an API-first approach. Strong knowledge of frontend polling and other async interactions patterns such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to … version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience in backend system development (ideally using Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience More ❯