26 to 42 of 42 Senior Developer Jobs in the City of London

Job Title: Senior Power Platform Developer Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary £55,000-£65,000 plus company benefits. About Us Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years' experience primarily serving the UK public sector and central government. We … products, with systems to track unsafe products Powering systems that help the government monitor and reduce greenhouse gas emissions from commercial transport Role Summary As Triad's Power Platform Developer, you will play a pivotal role in designing, implementing, and maintaining scalable solutions built on the Microsoft Power Platform. You possess a deep understanding of Power Apps, Power Automate … degree in Computer Science, Information Technology, or related discipline. Relevant certifications, including but not limited to: Microsoft Certified: Power Platform Solution Architect Expert (preferred). Microsoft Certified: Power Platform Developer Associate (optional but valued). Minimum of 8 years of hands-on experience in Microsoft development technologies. Triad's Commitment to You As a growing and ambitious company, Triad More ❯

used the platform across tens of thousands of schools. The program combines writing challenges, character creation, and curated tutor feedback to boost engagement and learning. Role Overview As a Senior Full‐Stack JavaScript Developer , you will: Design, build, and enhance scalable frontend and backend systems within the core product (e.g. writing platform, dashboards, games, tutor and admin interfaces … that have real educational impact (millions of words written, thousands of stories created) Be part of cross‐functional, mission-driven teams contributing to product design, education and creative learning Senior role with ownership, responsibilities, and a meaningful stake in technical decisions Additional Details Location : London (hybrid and remote flexibility) Reporting to : CTO Start Date : Flexible; immediate availability preferred What More ❯

used the platform across tens of thousands of schools. The program combines writing challenges, character creation, and curated tutor feedback to boost engagement and learning. Role Overview As a Senior Full‐Stack JavaScript Developer , you will: Design, build, and enhance scalable frontend and backend systems within the core product (e.g. writing platform, dashboards, games, tutor and admin interfaces … that have real educational impact (millions of words written, thousands of stories created) Be part of cross‐functional, mission-driven teams contributing to product design, education and creative learning Senior role with ownership, responsibilities, and a meaningful stake in technical decisions Additional Details Location : London (hybrid and remote flexibility) Reporting to : CTO Start Date : Flexible; immediate availability preferred What More ❯

Job Title: Senior OpenLink Endur Developer 🏦 Company: Elite Global Commodities Trading Firm 💷 Salary: Up to £150k + an outstanding bonus package! 📍 Location: London (Hybrid) 🛠️ Skills: OpenLink Endur/OpenJVS/Java/C#/ETRM The Role: Lead the design, development, and optimisation of OpenLink Endur solutions across front-to-back trading workflows Build, customise, and support end More ❯

Job Title: Senior OpenLink Endur Developer 🏦 Company: Elite Global Commodities Trading Firm 💷 Salary: Up to £150k + an outstanding bonus package! 📍 Location: London (Hybrid) 🛠️ Skills: OpenLink Endur/OpenJVS/Java/C#/ETRM The Role: Lead the design, development, and optimisation of OpenLink Endur solutions across front-to-back trading workflows Build, customise, and support end More ❯

Software Developer (Python) | Mission-Driven EdTech Startup Do you want to use your Python expertise to build technology that makes a real difference in people’s lives? We’re a purpose-driven EdTech startup on a mission to transform learning outcomes for students across the UK — and we’re looking for a talented Python-focused Full Stack Developer … agile team — move fast, collaborate closely, and see your ideas in action. Real impact — your technical decisions will influence how thousands of students learn. If you’re a Python developer eager to build meaningful products and join an early-stage team with purpose, we’d love to hear from you. More ❯

Software Developer (Python) | Mission-Driven EdTech Startup Do you want to use your Python expertise to build technology that makes a real difference in people’s lives? We’re a purpose-driven EdTech startup on a mission to transform learning outcomes for students across the UK — and we’re looking for a talented Python-focused Full Stack Developer … agile team — move fast, collaborate closely, and see your ideas in action. Real impact — your technical decisions will influence how thousands of students learn. If you’re a Python developer eager to build meaningful products and join an early-stage team with purpose, we’d love to hear from you. More ❯

travelers, driving engagement and loyalty by providing value to them through ownership of the loyalty program, credit card/gift card, and targeted CRM.We are seeking a highly skilled Senior Marketing Cloud Developer to join our team and help shape the future of personalized traveler engagement. This role will focus on building scalable, innovative solutions within Salesforce Marketing More ❯

collaborative, supportive, and dynamic environment. They embrace flexible hybrid working while still valuing in-person collaboration, innovation, and team culture. The Role This is a fantastic opportunity for a Senior Frontend Engineer with strong experience in TypeScript and React. You’ll play a key role in building modular, user-focused products while collaborating closely with data, product, and design More ❯

collaborative, supportive, and dynamic environment. They embrace flexible hybrid working while still valuing in-person collaboration, innovation, and team culture. The Role This is a fantastic opportunity for a Senior Frontend Engineer with strong experience in TypeScript and React. You’ll play a key role in building modular, user-focused products while collaborating closely with data, product, and design More ❯

onsite) Salary: Up to £95,000 + benefits Company Size: 50+ employees We’re partnered with a high-growth UK-based firm who are looking to bring in a Senior Ruby on Rails Developer . What we’re looking for 5+ years of experience with Ruby on Rails (Hotwire/Turbo/Stimulus a plus) Strong knowledge of More ❯

onsite) Salary: Up to £95,000 + benefits Company Size: 50+ employees We’re partnered with a high-growth UK-based firm who are looking to bring in a Senior Ruby on Rails Developer . What we’re looking for 5+ years of experience with Ruby on Rails (Hotwire/Turbo/Stimulus a plus) Strong knowledge of More ❯

Senior/Lead Hands on Full Stack Developer - React/Python London | Hybrid (3days in the office and 2 days from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves working across the stack - React on the front end More ❯

My client, a prestigious multi-strat hedge fund, is seeking an exceptional Data Engineer/Developer to join their Reporting & Analytics team within their London office. In this role, you will play a key role in designing and developing next-generation reporting and data analytics solutions, with a strong focus on P&L reporting and operational decision-making. As More ❯

My client, a prestigious multi-strat hedge fund, is seeking an exceptional Data Engineer/Developer to join their Reporting & Analytics team within their London office. In this role, you will play a key role in designing and developing next-generation reporting and data analytics solutions, with a strong focus on P&L reporting and operational decision-making. As More ❯

developing great software in Python and an interest in adopting cutting-edge technology. In order to be suitable for this Lead Software Engineer role you must be an accomplished developer with a passion for technology and desire to mentor a team. You will hold proven experience delivering SaaS projects in Python and will be keenly interested in AI and … ML. Experience with AWS and data engineering would be advantageous to your application. In this role of significant responsibility, you will be both a Lead Developer and guide 2 in-house developers and an offshore team. You will act as a technical authority on software written in Python, lead architectural discussions, code, ensure technical quality and deliver complex software More ❯

Our client is looking for a Senior Salesforce responsible for hands-on Salesforce development and platform optimisation. This role focuses on designing and delivering scalable, high-performing solutions across Salesforce Service Cloud and Marketing Cloud. Key Responsibilities & Outputs Salesforce Development and Technical Delivery Design and implement technical solutions using Salesforce best practices, with a focus on scalability and performance. … and version control. Review and manage the impact of Salesforce seasonal releases, including system updates and regression testing. Essential Skills and Experience Significant hands-on experience as a Salesforce Developer in complex environments. Expertise in Apex, Lightning Web Components (LWC), SOQL, REST/SOAP APIs, and Salesforce configuration tools. Strong working knowledge of Salesforce Service Cloud and Marketing Cloud More ❯