1 to 25 of 28 Permanent Senior Software Engineer Jobs in Lancashire

Senior Software Engineer/Developer (Python TypeScript LLM) Remote UK to £130k Are you a senior, backend focussed Software Engineer with advanced Python and TypeScript experience and a keen interest in AI? You could be progressing your career in an impactful Senior Software Engineer role at a highly successful American sports … data analytics company that is expanding its UK presence. As a Senior Software Engineer you will architect, develop and implement a new multi-agent AI experience that unlocks the power of the company's football data for coaches, fantasy players and bettors. You'll be working with data at scale, developing AI driven features in close collaboration … with Product and Data Science teams to deliver first class customer experiences. You'll focus on backend development primarily using Python and TypeScript to engineer clean code and produce reliable, high quality software. You'll work across the full software development lifecycle, participate in code reviews and explore emerging technologies as part of a collaborative, remote team of More ❯

Job Title: Senior Software Engineer - .NET/Azure Location: Greater Manchester/Hybrid Salary: £90k About the Company: Join a forward-thinking Tech for Good scale-up in Greater Manchester that is revolutionising the medical industry. With a platform designed to assist doctors in saving lives, this company has made a significant impact in the healthcare sector. … for their next phase of growth, including the launch of Version 3 of their innovative platform and expansion into the USA market later this year. Role Overview: As a Senior Software Engineer, you will be instrumental in building Version 3 of the platform, working with cutting-edge technologies including .NET 8 hosted on Azure. This role offers … success in the USA market. Part of the platform is built in Python and so you must have some experience and understanding of Python. Key Responsibilities: Develop high-quality software solutions using C# .NET 8, PostgreSQL/SQL Server and Azure Functions Work closely with the CTO and cross-functional teams to drive technical decisions and product development. Contribute More ❯

Senior Software Engineer (£90k + benefits) Great opportunity for a Senior Software Engineer to join a fast-growing ecommerce company in Manchester that have ambitions to become Europe's leading online retailer in their industry. You'd join a large engineering department and would work within a cross functional product-based team responsible for … ideation through to development, testing and deployment, so you should expect to maintain high standards in code quality through TDD and be comfortable with monitoring and IaC. As a Senior Software Engineer, you'll also be given the opportunity to mentor other team members and collaborate with product managers. Skills: CI/CD, TDD, SOLID The money More ❯

C# Senior Software Engineer Our client is an established software company with over 20 years of experience delivering innovative digital platforms to a wide user base. They are looking for a Senior Software Developer to join a small, collaborative team working across the full Microsoft and Azure technology stack. This is a hands-on … chance to work on both legacy and greenfield systems, contribute to architectural decisions, and support the continuous improvement of development practices. Key responsibilities: Develop and maintain scalable, high-quality software using C#, .NET, and Azure Lead on coding tasks and contribute to system architecture Perform code reviews and mentor junior developers Collaborate across teams to deliver business-critical solutions … Provide second-line technical support as needed Essential experience: 5+ years in commercial software development Proficiency in C#, .NET, SQL Server, and JavaScript Experience with Azure services and DevOps tools Understanding of secure coding and software development best practices Desirable experience: Microservices, containers (Docker/Kubernetes) Front-end frameworks such as Vue.js Messaging systems (e.g. Service Bus, Kafka More ❯

C# Senior Software Engineer Our client is an established software company with over 20 years of experience delivering innovative digital platforms to a wide user base. They are looking for a Senior Software Developer to join a small, collaborative team working across the full Microsoft and Azure technology stack. This is a hands-on … chance to work on both legacy and greenfield systems, contribute to architectural decisions, and support the continuous improvement of development practices. Key responsibilities: Develop and maintain scalable, high-quality software using C#, .NET, and Azure Lead on coding tasks and contribute to system architecture Perform code reviews and mentor junior developers Collaborate across teams to deliver business-critical solutions … Provide second-line technical support as needed Essential experience: 5+ years in commercial software development Proficiency in C#, .NET, SQL Server, and JavaScript Experience with Azure services and DevOps tools Understanding of secure coding and software development best practices Desirable experience: Microservices, containers (Docker/Kubernetes) Front-end frameworks such as Vue.js Messaging systems (e.g. Service Bus, Kafka More ❯

Senior Software Engineer/Technical Lead (Go, AWS) Our growing client based in Manchester is currently looking for Senior Golang Software Engineers. You’ll take ownership of core backend systems, lead by example across technical delivery, and support the growth of the engineering team. Expect a hands-on role with real influence over architecture, tooling … React) for full-stack feature delivery Mentoring engineers and supporting their development Driving engineering best practices and contributing to team rituals Key Skills and Experience: Commercial experience as a Senior Engineer or Technical Lead Deep understanding of Go and backend systems architecture Strong knowledge of AWS cloud services and DevOps principles Experience mentoring developers and leading small teams … AWS, microservices A supportive, inclusive company culture with a real focus on impact Flexible working - 1-2 days in the Manchester office per week. Interested? Please Click Apply Now! Senior Software Engineer/Technical Lead (Go, AWS More ❯

Manufacturing Futures seek to appoint a Senior Embedded Software Engineer working predominantly in embedded C. It's a really exciting time to join a market leader in a rapidly growing industry with an ever growing customer base. You will take the lead on your own projects as part of an inter-disciplinary engineering team, regularly liaising with … mechanical, electronics and electrical engineers. This Senior Embedded Software Engineer role is a hands-on design position developing embedded software but it would be beneficial if you had previous experience supervising a team. Career progression can be rapid and the potential for growth is huge. You'll be joining an excellent team with market leading products … and technologies.Senior Embedded Software Engineer - Skills and Abilities - C, C++, C#, Embedded C, Embedded Software, Firmware, Electronics* Degree qualified in Electronics, Electrical & Electronic Engineering or Computer Science preferred* Proficient in C with at least five years industry experience* Experience with Microcontrollers/Microprocessors* RTOS software experienceSenior Embedded Software Engineer, C, C++, C#, Embedded More ❯

Senior Software Engineer (renewable energy) This is a unique opportunity for a Senior Software Engineer to join a tech start-up that's on a mission to create a sustainable future by helping people dramatically cut their carbon emissions and reduce their energy bills through the use of renewable technology. You'd join a More ❯

Select how often (in days) to receive an alert: Job Title: Naimuri - Full Stack Senior Software Engineer Location: England-multiple (Multiple LI , England, United Kingdom Role Type: Permanent Full Time We can offer you the chance to help make the UK a safer place through innovation, working in partnership with government and law enforcement organisations on some … that collectively, we can realise our mission of 'making the UK a safer place to be'. About the role We are seeking a talented and passionate Full Stack Software Engineer to join eit her a software delivery team which is already supporting, or about to start supporting projects initially within the Defence sector, but with opportunities … latest technologies, frameworks, and best practices. Contribute to the continuous improvement of our development processes and tools. We're looking for someone with : Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience. Proven professional experience as a Software Engineer or similar role (3-4+ years.) Strong background and experience More ❯

The Role - Senior Software Engineer We are seeking a talented Senior Developer with a strong focus on Python-based AI/ML development, automation, and general software engineering. The successful candidate will play a key role in building and deploying machine learning features and data-driven applications. You will work on end-to-end solutions … from writing robust code and unit tests to developing APIs and integrating machine learning models into our product ecosystem. This role requires a mix of software engineering excellence, an eye for automation, and hands-on experience with AI/ML frameworks. If you are passionate about leveraging Python to solve complex problems and deliver scalable AI solutions, we want … to hear from you. Experience in the travel or retail industry would be an advantage. Responsibilities Design, implement, and maintain software components that incorporate machine learning algorithms and data processing. Develop clean, efficient Python code for both backend logic and integration of ML models. Understand the business drivers behind each feature. Create and optimise data pipelines to collect, preprocess More ❯

Senior Go Software Engineer – Platform Engineering Team Join a High-Growth Tech Company Building Innovative Digital Products Our client is building something special – a modern, scalable platform that’s already loved by hundreds of thousands of users. Now we’re looking for a number of Go Developers from senior to technical lead level – you will be … more Ready to Build Something Meaningful? If you're excited about building great products with great people — we’d love to hear from you. Interested? Please Click Apply Now! Senior Go Software Engineer – Platform Engineering Team More ❯

the right to work in the UK. This is a remote role, with occasional (eg: once every three weeks) visits to either our London or Lancaster offices. While our software team is largely remote, you are welcome to work more regularly, or even full-time, in office if preferred. About the Role We are looking for an excellent software engineer to work on multiple projects across our tech stack, supporting our product which is mobile based. You will need to have strong fundamental engineering skills and be happy working across a wide range of applications. As a Senior Engineer, you will be responsible for our AWS, Web and Desktop tech stack. This includes: Our AWS … Lambda ) Various scripts and algorithms (Python) Our Microsoft Desktop App (Python) Our ASP.Net web app (.Net, C#, JS, Azure) You will interact heavily with our wider team of mobile software engineers, physicists and mathematicians who manage our mobile stack, mobile SDK and authentication algorithms. You'll play a key role in designing, developing, and maintaining high-quality code, infrastructure More ❯

Senior Software Engineer Up to £65,000 | Manchester City Centre | Hybrid (one day on site!) We’re working with a private equity-backed tech business in Manchester. With over 300 employees and an in-house engineering team building an end-to-end digital journey, they're scaling up to tackle industry-wide pain points with cloud-native More ❯

Great opportunity for a Senior Software Engineer to join a private equity backed tech company in Manchester as they scale in 2025. You’d join a product-based squad within a larger engineering function and would be given the opportunity to be involved in all aspects of the product you work on, from ideation through to deployment More ❯

alongside exceptional service, to deliver personalised experiences that meet our customers ever-changing needs today and in the future. Job Description We currently have a fantastic opportunity for a Senior Software Engineer to join our technology team! You will be our technical expert for a squad building software and customer experiences that are market leading and … testing and CI/CD Working with SRE engineers to build distributed systems with a focus on high availability, low latency and scalability (you build it, you run it) Senior member of esure’s engineering community, engaging in tech forums and driving tech change wider than your squad Qualifications We would love you to bring! Senior Developer experience More ❯

career development and the impact we have within the community. So, what's your possible? Opportunity: This is more than just a job; it's a mission. As a Senior Software Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will be self-driven and organised with … with complex challenges within a unique space. You'll be at the forefront of delivering core solutions that have real world impact. Our UK Cyber & Intelligence business combines modern software development approaches with a rich heritage and experience in the Defence and security sectors. Our customers have complex and sensitive data and information requirements requiring a mission partner who … context, delivering and sustaining a portfolio of challenging technology projects at scale and pace, supporting them through an ambitious digital transformation programme. "My purpose; to lead a team of software engineers with the brightest minds, to push the boundaries and define possible together." Responsibilities: Perform hands-on development and actively contribute to the code base including peer review of More ❯

is critical to support and grow Roku's rapidly expanding ad business. It is the mission of the Ad Engineering Team to build this platform. We are hiring a Senior Software Engineer, Advertising Platform, to be a vital part of this mission. If you bring extensive experience building complex systems, love great technology at scale, enjoy mentoring … non-technical audiences Be an evangelist for best practices across all functions - developers, QA, and infrastructure/ops Be an evangelist for platform innovation and reuse Deliver top-quality software in a timely fashion We're excited if you have 10+ years of experience building large scale and low latency distributed systems Command of Java, C++ or Go/ More ❯

work," seamlessly integrating into users' lives. Achieving that intuitive user experience isn't accidental-it's crafted by dedicated teams committed to simplicity and clarity. We're seeking a Senior Software Engineer (Backend) who excels at building scalable, reliable services. Our Roku Mobile Backend team designs and implements robust backend services powering our mobile apps, ensuring optimal … productivity. Collaborate cross-functionally with product, design, frontend, and other backend teams, driving seamless integration, consistency, and exceptional user experiences. We're Excited If You Have Expertise of backend software engineering Bachelor's or master's degree in computer science, Engineering, or related field (or equivalent experience). Strong proficiency in backend languages like Java or Python. Proficiency in More ❯

bystander. We offer you the opportunity to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines. About The Role As a Senior Software Engineer, iOS on the Roku Smart Home team, you will help shape the future of how millions of users interact with their smart devices. You'll More ❯

during the pandemic, making them a fantastic company if you are looking for career progression and job stability. Role Responsibilities You will design, develop and deploy internal and external software systems and solutions You will lead projects from a technical standpoint You will advise your team/management on ways to improve the technology stack, i.e. strategic internal consulting … develop unit tests and automate testing infrastructure to improve efficiency You will mentor junior colleagues Required Skills You have professional working English language skills You have 5+ years of software development experience (on a modern development platform) You have deep experience in SQL programming You have great knowledge of multiple programming languages e.g. C#, HTML, XML, XSLT, etc. Desired … you have the required skills and would like to join a company with endless career progression opportunities and fantastic job stability, please send your CV to for a response. Senior Software Engineer - £48k - Bangor, Wales (100% office More ❯

I'm looking for a Senior .NET Software Engineer to work on impactful, in-house platforms with a forward-thinking engineering team. My client is an established technology-driven company based in the North West of England, and are hiring a permanent .NET developer to help drive innovation and build robust software solutions that scale. The … Role You'll play a key role in developing and maintaining my clients internal software platforms, working across the full development lifecycle. The ideal candidate will have strong experience with backend technologies and a proactive approach to cloud-native development. Location This is a remote-first role, but we're ideally looking for someone based within a commutable distance … Stack C#/.NET (Core and Framework) Azure cloud services Kubernetes (AKS) RESTful APIs & Microservices SQL & NoSQL databases CI/CD & modern DevOps practices Experience Solid experience in .NET software engineering (C#) Strong cloud experience, ideally with Azure Familiarity with containerisation & orchestration (Kubernetes preferred) Good understanding of software architecture and clean code principles Comfortable working independently and as More ❯

engagements secured via the latest government frameworks, the company is set for sustained growth—making now a great time to come on board. The Role As a Full Stack Software Engineer, you’ll build high-assurance systems from the ground up. Unlike commercial fintech work, your solutions will directly support national security efforts. You’ll have the opportunity … novel and impactful product development.You’ll collaborate directly with end-users and stakeholders, translating mission needs into robust, scalable technical solutions. Responsibilities: Design, develop, and maintain secure and scalable software using a test-driven development (TDD) approach Create and maintain reusable, open-by-default code Convert logical designs into production-ready architectures Maintain clean documentation and design specs using More ❯

ahead of the curve. Join us, and you'll be part of a dynamic team that thrives on challenges and celebrates victories together. About the Role As a Security Software Engineer, your role involves architecting, designing, and implementing end-to-end security controls to impact the global user base. A key focus is on developing automated, scalable security … scalable security solutions. Efficiency is key. Tooling Expertise: Extend or create security automation tools. Detection, process automation, fuzzing-you'll own it. We are excited if you have Proficient Software Engineering experience. Programming/scripting skills: Go or Python Proven track record of deploying and operating Kubernetes and containers in production. Experience building, managing, and debugging CI/CD More ❯

shared commitment to technical excellence, creativity, a strong sense of ownership, and a collaborative spirit that drives impactful results for Roku's business operations. About The Role As a senior technical lead, you consider yourself a platform services developer and developing innovative solutions using modern software frameworks and paradigms. You are self-driven and problem solver, with a … strong background in building large-scale software platform and applications. You are execution focused and would develop a reputation for repeatedly delivering projects on-time. What you'll be doing Design, develop and deploy scalable web applications and services, being part of everything from contributing to web technology and framework stack, to use case and data model design Drive … architecture discussions, take ownership and responsibility over new projects, and deliver high quality software with tight timeline Partner with security and compliance teams to ensure the application meets compliance, security and audit requirements Participate in the continual improvement of engineering tools, cloud-based technologies/services, and process Define and participate in Agile development process, including scoping, technical design More ❯

clear, actionable intelligence and insight. By filling critical information gaps, Janes helps customers analyse threats, accelerate decisions, and stay ahead of emerging challenges. Job purpose: We are seeking experienced Software Engineers with expertise in one of a number of identified technical areas, who have a strong background working with complex data, comprehensive experience in developing, high impact scalable systems … problem solver, and used to operating at a high-performance level in CI/CD environments, acting as a driver to ensure quality deliverables with high efficiency across the software delivery lifecycle. How you will contribute at Janes: Be part of an Agile team contributing to the design, coding, testing and delivery of applications and services. Have technical expertise … engineering utilising cloud-based technologies (AWS) Write high quality clean, testable code, with a focus on incremental innovation. Take part in code and design reviews helping to improve overall software quality. Deliver high quality, scalable maintainable solutions Identify and drive opportunities for adopting new technologies. Utilise Data Engineering skills and knowledge to ensure high quality datasets of differing types More ❯