26 to 50 of 207 Senior Jobs in Chesterfield

Join a high-growth SaaS leader redefining how businesses activate data with composable architecture and cutting-edge AI. The Company: A Series C tech unicorn pioneering the next generation of customer data activation AI-driven personalisation Backed by tier-one More ❯

🌍 Sales Development Representative (SDR) – Fluent in German & French 📍 Remote (Europe-based preferred) | 🕒 Full-Time The Company: A fast-growing cybersecurity company is seeking a multilingual Sales Development Representative to convert inbound leads into qualified sales opportunities. You’ll be on More ❯

Solution Consultant (Pre Sales) Location: Remote Salary: £85,000 + Additionals A leading SaaS-based enterprise software provider is looking for a passionate Solution Consultant to join their growing UK team. With significant recent growth and a focus on delivering More ❯

Your Impact: As an Account Executive at Open Text you help customers use information to grow faster and be more efficient in an increasingly Digital World. You are part of a global team of highly skilled and entrepreneurial professionals who More ❯

Senior Java Developer - £75k | FinTech | remote | Java, React, AWS, TypeScript G.Digital have exclusively partnered with a growing FinTech who are looking for a Senior Java Engineer. 🔧 What You’ll Do: Design, develop, and maintain high-performance Java applications Collaborate with cross-functional teams to define, design, and ship new features … a plus Excellent problem-solving skills and a team-first mindset 💡 Bonus Points For: Experience with Python 🚀 Package up to £75k remote working bonus Senior Java Developer - £75k | FinTech | remote | Java, React, AWS, TypeScript More ❯

Senior Systems Developer - Pensions Technology Chesterfield - Hybrid Working Available Circa £70k + Bonus & Benefits Are you a seasoned systems developer with deep expertise in IntelliPen and a strong background in defined benefit pension schemes ? We're working with a major pensions organisation to recruit a Senior Systems Developer to join … design, lead development projects, and play a pivotal part in modernising one of the most important platforms in UK pensions administration. The Role As Senior Systems Developer, you'll be responsible for the configuration, innovation, and ongoing improvement of the IntelliPen pensions administration platform. You'll collaborate closely with internal … teams, external suppliers (notably Procentia), and senior stakeholders to deliver robust, high-quality solutions that enhance member experience and support operational excellence. You'll also take on a coaching and leadership role within the development team, supporting junior colleagues and ensuring best practices across all projects and sprint activity. Key More ❯

Role: Senior AWS Fullstack Developer Contract Length: 3 Months (extensions available for up to 12 months) Start Date: June 2025 Operating Hours: 24/7 (on call, on a rota basis) Work Location: Remote – Occasional travel to Manchester, Central London or Croydon IR35 Status: Inside IR35 Industry: Public Sector Interview … Process: One Stage, MS Teams SC Clearance: Must be pre-cleared to SC Level A Senior AWS Fullstack Developer is required by a government end client to develop and maintain existing software through a ticket system for incident, change, problem processes and service requests in accordance with the agreed PPPT More ❯

Senior Platform Engineer (SC) Contract type: Permanent Hours : Full time Location: Remote with ad-hoc attendance to on-site client meetings Salary: £65k- £85k DOE The successful candidate must hold British Citizenship due to our associations with the Defence industry. About Ntegra is a specialist technology practice on a mission … and coding languages including Bash and PowerShell, as well as the management of cloud-based platforms, such as Azure, AWS and Google Cloud. The Senior Platform Engineer work with infrastructure as code, containerisation, and modern CI/CD practices. They will also work with other members of the team to … computer science, Information Technology, or a related field, or equivalent experience. Consultancy or client-facing experience desirable, or the ability to confidently communicate with senior stakeholders. Much of our client work is in Defence so the candidate must be able to apply, or already hold, SC Clearance. At Ntegra, we More ❯

Working for a leading semiconductor R&D department, I am recruiting for a high-level GPU Architect, to work on the latest R&D developments in Graphics Hardware Processors. There is also opportunity for leadership within this exciting R&D More ❯

My client, a reputable cyber security vendor with a global presence and excellent product recognition, is seeking a Senior Backend PHP Developer to join their team. This is a permanent role and this client is open to a fully remote candidate based in the UK or someone based in London … who is open to hybrid work. Your Responsibilities : As Senior Backend PHP Developer, you will be working closely with the Development Team and Infrastructure Team to work on their tech stack and projects. What you'll be doing: • Design, develop, and maintain scalable, secure, and high-performance backend applications using … backend development, cloud computing, and DevOps to enhance system design and team capabilities. What You Should Bring? We're looking for a hands-on Senior Backend Developer with DevOps experience, possessing the following: • Proven expertise (5+ years) in backend development with proficiency in PHP and experience in Python or Java More ❯

solutions (business to business model) as well as our own Software as a Service products. The Opportunity We are looking for a full-time Senior-level Software Engineer to join the NGIS EU in team in Canada, UK or Italy to help with the development and delivery of our TraceMark … https://tracemark.com/eudr) Sustainable Cities (https://tracemark.com/flow) Sustainable Fashion (https://materialsimpactexplorer.com/). As a Senior Software Engineer, you will be responsible for building full-stack web, desktop and mobile applications based on customer requirements. You will primarily be working on … sustainable development, biodiversity and conservation, preservation of Indigenous rights and interests, climate change and disaster risk reduction. Join our Team If you are a Senior Software Engineer who shares our values and aspirations and is passionate about making an impact, we want to hear from you More ❯

Our two key sites are futwiz.com and pikawiz.com, with more being launched shortly. Role Description This is a full-time remote role for a Senior Developer at Wiz Media. The Senior Developer will be responsible for the day-to-day tasks associated with developing, maintaining, and optimizing media sites and More ❯

We’re searching for a talented Senior Software Engineer who’s ready to innovate and make a real impact! This role combines deep technical expertise with a passion for innovation, particularly in applying AI and machine learning to integration challenges. You will help design and deliver high-quality, scalable features More ❯

passion for designing and developing cloud-native Infrastructure-as-Code (IaC) solutions from the ground up? Our client is seeking a talented and motivated Senior Software Engineer to lead the development of our next-generation observability platform. THIS IS NOT A DEVOPS ROLE. Responsibilities Collaborate within a dynamic software engineering More ❯

Senior Quality Engineer (Remote) 💰 £80,000 to £90,000 📍 Remote (UK-based) | Full-time 📌 High-growth B2B SaaS About the Role We’re seeking a Senior Quality Engineer who’s passionate about embedding quality standards into key areas of software development. You will play a crucial role in shaping our … SaaS platform, especially in the Operational Experience space—covering onboarding processes, ETL workflows, and backend systems. You must be able to operate confidently at senior or lead level , designing and evolving test frameworks, mentoring teams, and driving quality automation across critical components. You’ll utilize modern practices like shift-left … GitHub Actions 💻 Product Development Stack: JavaScript, .NET, Ruby, SQL What We’re Looking For 🌟 Extensive experience in test automation and software engineering, operating at senior or lead level 🔗 Proven experience testing systems involving onboarding, ETL workflows, and third-party integrations ⚙️ Deep understanding of automated QA in continuous deployment environments 🖥️ Proven More ❯

Senior Backend Developer for Video on Demand and Live Streaming (GoLang) – Contract – 12 months – OUTSIDE IR35 – Remote (UK) A leading video platform is seeking experienced Senior Backend Developers with expertise in GoLang to contribute to the VoD2Live project. This person must have experience working on Streaming or Video on Demand. … providers, etc.). Ensure comprehensive documentation of systems and components. Implement and maintain robust monitoring and alerting systems for production environments. Required Skills & Experience: Senior or Lead level experience in backend development. Proficiency in GoLang (MUST-HAVE). Experience with at least one additional backend language (VCL, Node.js, Python). More ❯

Senior Data Analyst – Strategic Impact in a High-Growth Environment We're recruiting on behalf of an ambitious and fast-growing business that’s putting data at the heart of its strategy — and they’re looking for a Senior Data Analyst to join their forward-thinking team. This is a More ❯

Data Analytics Senior Sales Consultant – Data Analytics, snowflake, talend, databricks, salesforce, hubspot, SaaS, data lakes, apis, adtech, GDPR, CCPA, B2B, Sales Consultant, Account Manager, DataOps, CICD, DevOPs, CI/CD, GenAI, RAG, AWS, Azure, Apache, Spark, Kafka – UK Wide - £80,000-£95,000 + OTE Our large Microsoft Partner client … requires a Senior Data Analytics Sales Consultant to help spearhead their data sales strategy for 2025 and beyond. The ideal candidate will be responsible for driving revenue growth, and expanding their client base through the sale of enterprise data, analytics platforms, or data-driven products and services. Key Skills & Experience More ❯

Senior Software Engineer Tech Stack: C#, .NET, Microservices, Docker, Kubernetes, AWS/Azure United Kingdom Full Remote: Perm Role Salary: £85,000 - £110,000 Harrington Starr has partnered with an innovative start up FinTech who specialise in providing market access and data from their ultra low-latency platform to financial … service firms, leading exchanges and single dealers across digital assets, FIX and more. They are looking to hire a Senior C#, .NET Engineer with strong experience in start-up/scale up firms, able to take ownership of developing new applications, adding features to existing systems and contributing to the More ❯

Business Intelligence Platform (YC-backed) | Senior Software Engineer At Dynamism.io, we’re excited to partner with the founding team at a leading open-source BI platform to find talented Senior Software Engineers. If you’re passionate about shaping the future of data visualization, building innovative features, and engaging with a … the team is expanding quickly to serve major clients such as Workday, Beauty Pie, Hypebeast, and Morning Brew. Role Overview and Responsibilities: As a Senior Software Engineer, you’ll play a critical role in enhancing and scaling the platform. From owning features end-to-end to collaborating closely with the More ❯

Job Title: Senior D365 & Power Platform Developer Location: UK Wide (some occasional client travel) Role: Full Time, Permanent Salary: £60,000-£95,000 Clearance: SC Eligible F5 are delighted to be partnering with one of the biggest Technology Consultancies in the UK, an award-winning business that works with major … Functions, Logic Apps), API management, and Azure Service Bus. Support available for skill development. Benefits: ✔ Basic salary £60,000-£95,000 (flexibility for more senior candidates) ✔ 25 days holiday + Bank Holidays ✔ Enhanced Pension – Up to 6% Matched ✔ Dedicated Training and Development Plan ✔ Professional Membership Budget ✔ Group Life Insurance ✔ Private More ❯

you believe could work for you then read on to find out more. The role: We are seeking a highly skilled and customer-focused Senior Customer Solutions Architect to join our team. The Senior CSA will play a pivotal role in ensuring our customers achieve their desired outcomes by leveraging … customer needs to drive adoption, satisfaction, and long-term success. The role might require traveling to customer sites, Company events and Conferences. The ideal Senior Customer Solutions Architect is a problem-solver with a strong technical background, excellent communication skills, and a passion for helping customers succeed. You will work More ❯

Senior Analytics Engineer Location: Remote (United Kingdom) About The Company: We have partnered with a company that empowers underwriters to serve their insureds more effectively. They are using advanced data intelligence tools to rebuild the way that underwriters share and exchange risk. With a current focus on the small and More ❯

Senior Software Engineer - Client Identity We are seeking a Senior Software Engineer to join a newly formed cybersecurity team based in Europe. This role is pivotal in shaping secure and seamless digital experiences for hundreds of thousands of clients across the UK and Europe. As part of the Enterprise Security More ❯

If this sounds like an environment that you believe could work for you then read on to find out more. The role: As a Senior Go Developer at Tyk, you will play a key role in designing and building compelling solutions for our Dashboard and API Gateway products. You’ll … collaborate closely with cross-functional teams to deliver high-quality, efficient solutions, while championing continuous improvement across our software engineering lifecycle. As a Senior Go Developer you will be passionate about backend development, distributed systems, and driving engineering excellence. Here’s what you’ll be responsible for: Technical Leadership Lead More ❯