476 to 500 of 512 Senior Developer Jobs in England

Location:Bristol, On-site, 5 days per week (due to project classification) Salary: Up to £64,000 + bonus & excellent benefits Clearance: British Citizen or Dual UK National with British citizenship Copello are working with a leading defence technology partner More ❯

Hybrid working (on-site Bedfordshire) **Must have active DV or SC Clearance** Our client, a global organisation, urgently require an experienced Data Developer to join their growing team. In order to be successful it is essential that you have the following experience * Strong Python skills (especially Panda) * Experienced in SQL and relational database concepts * Familiarity with JSON, XML, CSV More ❯

Hybrid working (on-site Bedfordshire) **Must have active DV or SC Clearance** Our client, a global organisation, urgently require an experienced Data Developer to join their growing team. In order to be successful it is essential that you have the following experience * Strong Python skills (especially Panda) * Experienced in SQL and relational database concepts * Familiarity with JSON, XML, CSV More ❯

to our world class legal services. We are currently looking for a Power Platform Develope r to join our well established Tech team in Manchester As a Power Platform Developer, you will be a key driver in our transition to low-code development, using the Microsoft Power Platform to deliver scalable, efficient, and user-friendly business applications. You will … will directly support our strategic goals by accelerating solution delivery, improving operational efficiency, and empowering users to build their own tools within a governed framework. As a Power Platform Developer, you’ll lead the design, development, and deployment of solutions using Microsoft Power Apps, Power Automate, Power BI, and Power Virtual Agents. You’ll drive AI automation strategies, integrate More ❯

all the way through to university-level courses and offer an inspiring learning environment for all students to thrive in. They are looking to recruit a permanent full-time Senior Reporting & Systems Developer to join the MIS function of the college. They are looking for someone who has previous experience working in the FE sector, strong line management More ❯

As a C# skilled Quant Developer , you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. You’ll contribute to every part of the investment pipeline—from research tooling and data infrastructure to real-time trading systems. Key Responsibilities: Design, develop, and optimize high-performance trading … eye for detail and a high level of ownership Why Join? Competitive compensation + performance bonuses Direct impact on trading and research performance Flat, collaborative culture with exposure to senior stakeholders State-of-the-art technology stack and hardware Opportunity to work on greenfield projects in a fast-moving environment More ❯

As a C# skilled Quant Developer , you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. You’ll contribute to every part of the investment pipeline—from research tooling and data infrastructure to real-time trading systems. Key Responsibilities: Design, develop, and optimize high-performance trading … eye for detail and a high level of ownership Why Join? Competitive compensation + performance bonuses Direct impact on trading and research performance Flat, collaborative culture with exposure to senior stakeholders State-of-the-art technology stack and hardware Opportunity to work on greenfield projects in a fast-moving environment More ❯

Senior Backend/Full Stack Ruby Developer – Profitable SaaS Scale-Up | Up to £85k + Excellent Benefits | Hybrid (London) I am working with a long term client of Opus, who is a profitable, investment-backed SaaS company with serious growth plans! We’re hiring Backend-focused Ruby Developers or Full Stack Ruby Developers with modern JavaScript experience (React More ❯

Senior Backend/Full Stack Ruby Developer – Profitable SaaS Scale-Up | Up to £85k + Excellent Benefits | Hybrid (London) I am working with a long term client of Opus, who is a profitable, investment-backed SaaS company with serious growth plans! We’re hiring Backend-focused Ruby Developers or Full Stack Ruby Developers with modern JavaScript experience (React More ❯

Our client is seeking an experienced Pricing Systems Manager and a Pricing Systems Developer to help them design, build, and maintain a new internal pricing platform. The ideal candidate will have strong technical expertise, a deep understanding of software development best practices, and experience working in a pricing or actuarial environment, ideally within the (re)insurance sector. If you … are a qualified developer with previous experience building pricing models, excellent working knowledge of SQL and .NET, then please apply for more details. More ❯

identify and resolve security gaps, and provide evidence to auditors as required. Stay current with emerging technologies and security frameworks (e.g., NIST, NCSC), proactively recommending upgrades and improvements to senior stakeholders. Provide technical guidance and mentoring to team members, supporting best practices in authentication, access control, and identity lifecycle management. Develop and deliver technical documentation and training materials to More ❯

Our client, a global organisation, urgently require an experienced Data Developer to join their team on a permanent basis. In order to be successful, you will have the following experience: Extensive Data Development background within Python (Pandas) Strong SQL skills along with JSON, XML and CSV formats Experience of using APIs for data access Experience with ETL processes and More ❯

of blending into the crowd? Join us and do work you can truly be proud of. Check our open-source projects here ! Role overview As a fullstack cross-platform Senior Android Engineer, you'll play a pivotal role in developing Proton Pass using Jetpack Compose and Rust. You'll lead with an end-to-end ownership approach, ensuring timely More ❯

Up to £900 per day (via umbrella) London - Hybrid (2-3 days onsite) 12-Month Initial Contract - Immediate Start Join a front-office Electronic Trading Technology team at a Tier-1 Investment Bank, delivering next-generation algorithmic trading systems across More ❯

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ More ❯

Job Title: Senior Front-end Engineer Required Skills & Experience: Current Security Clearance (SC) or eligibility to obtain SC, with potential for DV in the future. 5+ years of professional front-end development experience, with strong expertise in React and TypeScript in live production environments. Proven ability to build complex, high-performance single-page applications with modern routing and state More ❯

Hybrid working (on-site Bedfordshire) Must have active DV or SC Clearance Our client, a global organisation, urgently require an experienced Data Developer to join their growing team. In order to be successful it is essential that you have the following experience Strong Python skills (especially Panda) Experienced in SQL and relational database concepts Familiarity with JSON, XML, CSV More ❯

a passion for continuous learning. Excellent communication and collaboration abilities. A focus on producing high-quality code and exceptional user experiences. Candidates with more experience will be considered as senior developer. If you are a motivated and talented iOS developer who thrives in a collaborative environment, we would love to hear from you. Join our team and contribute 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 ❯

Imagine joining a fintech thats small enough for your code to make a dent yet backed by the kind of financial power that moves billions every day. This isnt another digital transformation project. Its about re-engineering how institutions handle More ❯

Join our client, a prominent insurance company in London, as a permanent Qlik Developer within their Data Quality & Analytics team. In this role, you will design and deliver impactful dashboards and analytic solutions using Qlik, working closely with stakeholders to turn complex data into actionable insights. You’ll support best practices in data visualisation, data quality, and user training More ❯

Join our client, a prominent insurance company in London, as a permanent Qlik Developer within their Data Quality & Analytics team. In this role, you will design and deliver impactful dashboards and analytic solutions using Qlik, working closely with stakeholders to turn complex data into actionable insights. You’ll support best practices in data visualisation, data quality, and user training More ❯

Dunbar Brown Group are excited to be working retained with our London based customer. We are looking for a Senior Front End Engineer to join a growing team for a business that is a market leader in their field. This person will drive their front end solution and will have 5-8 years experience working as Front End Engineer. More ❯

Dunbar Brown Group are excited to be working retained with our London based customer. We are looking for a Senior Front End Engineer to join a growing team for a business that is a market leader in their field. This person will drive their front end solution and will have 5-8 years experience working as Front End Engineer. More ❯

Job Title: Mid-Senior Ruby on Rails Developer (Backend Focused) Location: Preston (5 days in office - possibility with some flexibility) Salary: £60,000 - £70,000 per annum Job Type: Full-time, 5 days a week About my client: They are a profitable and growing SaaS company in the workforce management space. Role Overview: Seeking an experienced Ruby on … Rails Developer with a backend focus. You’ll work with Ruby on Rails (Rails 7) and PostgreSQL. Flutter experience is a plus but not required. Key Responsibilities: Develop and maintain Ruby on Rails applications. Mentor Junior Developers Lead and manage projects Tech Stack: Ruby on Rails (Rails 7) PostgreSQL Flutter (not required) What They Offer … Nathan): If you are local to the area and have commercial Ruby experience, it is a good opportunity for candidates who want to step up in their career with Senior responsibilities. They are stable, growing and entrepreneurial as a company, so you will get a lot of opportunities to make an impact there. More ❯