376 to 400 of 517 Software Engineer Jobs in the South East

with a market leading fintech specialising in regulatory solutions, strategy and operations. The firm is a private equity-backed business with excellent growth tragectory. We are seeking a Senior Engineer with strong software experience and ambition to grow and develop their career. Responsibilities: Design and implement scalable, secure backend services to support a high-availability, data-driven SaaS … reliability, and auditability. Mentor and guide junior engineers, providing technical leadership and helping shape the team’s engineering culture and standards. Experience: Minimum 5 years’ experience working as a software developer in a commercial environment. Strong python programming experience. Experience of managing teams. Ability to effectively share knowledge of development experience and help junior developers continue to improve their More ❯

with a market leading fintech specialising in regulatory solutions, strategy and operations. The firm is a private equity-backed business with excellent growth tragectory. We are seeking a Senior Engineer with strong software experience and ambition to grow and develop their career. Responsibilities: Design and implement scalable, secure backend services to support a high-availability, data-driven SaaS … reliability, and auditability. Mentor and guide junior engineers, providing technical leadership and helping shape the team’s engineering culture and standards. Experience: Minimum 5 years’ experience working as a software developer in a commercial environment. Strong python programming experience. Experience of managing teams. Ability to effectively share knowledge of development experience and help junior developers continue to improve their More ❯

with a market leading fintech specialising in regulatory solutions, strategy and operations. The firm is a private equity-backed business with excellent growth tragectory. We are seeking a Senior Engineer with strong software experience and ambition to grow and develop their career. Responsibilities: Design and implement scalable, secure backend services to support a high-availability, data-driven SaaS … reliability, and auditability. Mentor and guide junior engineers, providing technical leadership and helping shape the team’s engineering culture and standards. Experience: Minimum 5 years’ experience working as a software developer in a commercial environment. Strong python programming experience. Experience of managing teams. Ability to effectively share knowledge of development experience and help junior developers continue to improve their More ❯

Based in newly refurbished offices in Guildford, this profitable software engineering company works with global corporations. Their software products allow users to develop sophisticated engineering models used within energy and renewables with future applications in banking and healthcare. The software teams are highly educated (many with PhDs), and academic background is important in their technical recruitment approach. … Currently, they are looking to recruit a Software Development Engineer to join a nascent group to incorporate innovative AI/ML features into their software offerings. The focus is still on design, development and deployment of well-engineered scalable software solutions, the challenge is how to best utilise AI/ML into these software products. … physics, engineering or similar, and ideally a PhD in a relevant subject area. Demonstrable experience developing desktop and web applications including production-grade software. This should include experience with software architecture and understanding how to support structured (SQL) and unstructured (RAG) data. Experience with Python and C++/C# including how to integrate ML features. The role does require More ❯

Software Developer – .NET Core, C#, SQL, React/Blazor We’re seeking a talented Software Developer to join a dynamic development team shaping impactful software solutions. You’ll work across the full SDLC, writing clean, scalable code and collaborating with product and cross-functional teams to deliver high-quality applications.You’ll need solid experience with .NET Core More ❯

Graduate Electrical Engineer Lighting controls/Software Milton Keynes Office Based (with some site visits) Permanent Full-Time £26,000 - £35,000 per annum A leading UK-based lighting manufacturer is offering an exciting opportunity for a Electrical Graduate with a keen interest in electronics and smart building technologies. This is a fantastic chance to join a supportive … technical team and develop your skills in lighting controls and software configuration. You'll receive hands-on training and mentorship while contributing to real-world projects from day one. Key Responsibilities: Assist in configuring lighting control systems. Support troubleshooting and post-installation issue resolution. Collaborate with engineering and product teams. Help conduct compatibility testing and integration checks. Contribute to … service plans and product development initiatives. Ideal Candidate Profile: Degree in Electrical/Electronic Engineering, Computer Science, or a related field. Interest in software configuration and building management systems. Basic understanding of C++, VMS, DALI or similar platforms (training provided). Strong attention to detail and willingness to learn. Ability to read schematics and wiring diagrams is a plus. More ❯

Graduate Electrical Engineer Lighting controls/Software Milton Keynes Office Based (with some site visits) Permanent | Full-Time £26,000 - £35,000 per annum A leading UK-based lighting manufacturer is offering an exciting opportunity for a Electrical Graduate with a keen interest in electronics and smart building technologies. This is a fantastic chance to join a supportive … technical team and develop your skills in lighting controls and software configuration. You'll receive hands-on training and mentorship while contributing to real-world projects from day one. Key Responsibilities: Assist in configuring lighting control systems. Support troubleshooting and post-installation issue resolution. Collaborate with engineering and product teams. Help conduct compatibility testing and integration checks. Contribute to … service plans and product development initiatives. Ideal Candidate Profile: Degree in Electrical/Electronic Engineering, Computer Science, or a related field. Interest in software configuration and building management systems. Basic understanding of C++, VMS, DALI or similar platforms (training provided). Strong attention to detail and willingness to learn. Ability to read schematics and wiring diagrams is a plus. More ❯

with design, research, and development of new applications and major enhancements. Provides guidance to developers, testers, and support staff. Using an understanding of the technological advances in both the software industry and in the oil and gas industry this person will challenge the technical software delivery process to deliver fit for purpose software in a more timely … manner. This person will have had experience in leading software development projects and may provide Technical Excellence Leadership for more than one team, providing expert guidance to software developers and support staff. Provides guidance to staff on application security standards, secure coding practices, and secure architecture designs. Provides a strong technical focus in product planning for a complete … software system. Requires completion of an undergraduate degree in Computer Science or similar discipline, and a minimum of 10 years of experience including software development experience. Key Responsibilities: Lead the team to deliver new products, features and fixes iteratively using an Agile Scrum approach working with the Product Owner, Scrum Master, Developers and QAs Working with the architects More ❯

Integrated modelling software company for the oil and gas sector Established over 30 years ago, this highly profitable tech business provides software products and services for global customers. They are expanding and looking to recruit further Software Engineers to join their software team. They utilise their strong intellectual approach in developing new features and versions of … their real-time modelling software tools. Requirements: - Strong academic background – many within the team have PhDs and minimally have a Master’s in computer science, physics, engineering, maths or similar. - Demonstrable programming experience in C++ (and ideally C or Fortran). - Further experience with C# (including WinForms, WPF, QML Frameworks) would be desirable. - Strong numeracy and understanding of mathematical … in Guildford already). Company sponsorship is available for applicants who meet all the requirements and most of the desirables. Keywords: C++, .NET, C/Fortran, Real-time Modelling Software, Algorithms, Maths Modelling, AI/ML, Graphics, Onsite Another top job from ECM, the high-tech recruitment experts. Even if this job's not quite right, do contact us More ❯

Rust Engineer – Contract (Outside IR35) Up to £800/day London | On-site | 6 months (with potential to extend) A leading trading firm is seeking a hands-on Rust Engineer to join the team building its next-generation electronic trading platform. You’ll be working on low latency order management systems, limit order functionality, and performance optimisation in More ❯

Rust Engineer – Contract (Outside IR35) Up to £800/day London | On-site | 6 months (with potential to extend) A leading trading firm is seeking a hands-on Rust Engineer to join the team building its next-generation electronic trading platform. You’ll be working on low latency order management systems, limit order functionality, and performance optimisation in More ❯

Rust Engineer – Contract (Outside IR35) Up to £800/day London | On-site | 6 months (with potential to extend) A leading trading firm is seeking a hands-on Rust Engineer to join the team building its next-generation electronic trading platform. You’ll be working on low latency order management systems, limit order functionality, and performance optimisation in More ❯

Graduate Software Developer - Train Into C#, PHP, SQL, Azure, Fully Remote Please Note: We are unable to offer visa sponsorship for this role, or take candidates on Student Visa's/PSW Visa's. About the Company: Join a leading financial services company, renowned for delivering innovative, market-leading products. With a commitment to continuous investment and employee development … we are seeking an enthusiastic and talented Graduate IT Developer (fully remote) to embark on an exciting career journey in software development. The Opportunity: Are you a recent graduate with a passion for software development and a thirst for continuous improvement? We want to hear from you! This is a fantastic opportunity for a Junior/Graduate IT … Software Developer to join a dynamic and supportive team, with the flexibility to work from anywhere in the UK. In this role, you'll be part of an Agile team working on business-critical solutions using technologies like C#, PHP, jQuery, CSS, MVC, and SQL Server. Don't worry if you don't have all these skills yet-if More ❯

Graduate Software Developer - Train Into C#, PHP, SQL, Azure, Fully Remote Please Note: We are unable to offer visa sponsorship for this role, or take candidates on Student Visa's/PSW Visa's. About the Company: Join a leading financial services company, renowned for delivering innovative, market-leading products. With a commitment to continuous investment and employee development … we are seeking an enthusiastic and talented Graduate IT Developer (fully remote) to embark on an exciting career journey in software development. The Opportunity: Are you a recent graduate with a passion for software development and a thirst for continuous improvement? We want to hear from you! This is a fantastic opportunity for a Junior/Graduate IT … Software Developer to join a dynamic and supportive team, with the flexibility to work from anywhere in the UK. In this role, you'll be part of an Agile team working on business-critical solutions using technologies like C#, PHP, jQuery, CSS, MVC, and SQL Server. Don't worry if you don't have all these skills yet-if More ❯

Full Stack Software Engineers - Build the Future from Anywhere! Location: Remote-first (UK-based) Salary: Up to £75,000 DOE Clearance: SC Clearable (British Citizen, UK residency for 5+ years) Level: All experience levels welcome Why This Role Is a Game-Changer This isn't just a dev job-it's your chance to engineer the future. Join More ❯

Founding Engineer | Security Platform | London Based An early-stage startup in London is hiring Software Engineers to join their founding team. Backed by top-tier VCs, they’re building a next-generation security platform for cloud and enterprise environments. The company has seen rapid growth, doubling ARR last quarter, and is already trusted by major global brands. They More ❯

Founding Engineer | Security Platform | London Based An early-stage startup in London is hiring Software Engineers to join their founding team. Backed by top-tier VCs, they’re building a next-generation security platform for cloud and enterprise environments. The company has seen rapid growth, doubling ARR last quarter, and is already trusted by major global brands. They More ❯

Role: Senior Java Engineer Location: London (Hybrid) We’re looking for an experienced Senior Java Engineer to join our cloud engineering consultancy. In this role you will be playing a key role in delivering high-performance backend services in a fast-moving, cloud-native environment — where releasing multiple times per day is the norm. This is a hands More ❯

Role: Senior Java Engineer Location: London (Hybrid) We’re looking for an experienced Senior Java Engineer to join our cloud engineering consultancy. In this role you will be playing a key role in delivering high-performance backend services in a fast-moving, cloud-native environment — where releasing multiple times per day is the norm. This is a hands More ❯

Role: Senior Java Engineer Location: London (Hybrid) We’re looking for an experienced Senior Java Engineer to join our cloud engineering consultancy. In this role you will be playing a key role in delivering high-performance backend services in a fast-moving, cloud-native environment — where releasing multiple times per day is the norm. This is a hands More ❯

Senior Python Engineer – Data & Technology London | £120,000 – £160,000 + bonus + benefits Please note, this role requires four days on-site per week, with one day remote. Are you a Senior Python Developer who thrives on solving complex, high-impact problems and designing systems that directly influence critical business decisions? I’m working with a leading global More ❯

Senior Python Engineer – Data & Technology London | £120,000 – £160,000 + bonus + benefits Please note, this role requires four days on-site per week, with one day remote. Are you a Senior Python Developer who thrives on solving complex, high-impact problems and designing systems that directly influence critical business decisions? I’m working with a leading global More ❯

Senior Python Engineer – Data & Technology London | £120,000 – £160,000 + bonus + benefits Please note, this role requires four days on-site per week, with one day remote. Are you a Senior Python Developer who thrives on solving complex, high-impact problems and designing systems that directly influence critical business decisions? I’m working with a leading global More ❯

Role: Full Stack Engineer Salary: £80,000-£90,000 + Equity WFH: Fully Remote Overview Our client is a fast-growing RegTech startup using AI to transform how financial institutions approach AML and compliance workflows. They're hiring Full Stack Engineers to join a compact, fast-moving team working on two flagship products-an intelligent API for AML decision … problems involving data aggregation, report generation, and AI agent integration Contribute to product evolution based on customer feedback and internal roadmap Ideal Candidate 5-10 years' experience delivering production software in fast-paced environments Comfortable working across backend and frontend (slight backend lean preferred) Strong ownership mindset-able to ship features independently (build + deploy) Experience managing multiple workstreams … in low-management settings Product-focused engineer who thrives in flat, startup-style team structures Good grasp of engineering best practices, code quality, and system design Tech Stack Python JavaScript/TypeScript SQL AWS (Cloud Infrastructure) Interview Process Technical Discussion (30-60 mins) Collaborative Co-working Session (60-90 mins) - Solve a real-world problem together via screen share More ❯

value at pace. We prefer building smart, tailored solutions over buying generic ones — and we integrate automation and testing into every part of our tech stack, from infrastructure to software to data. As a Senior Backend Engineer , you'll join our Online Customer Experience (OCX) vertical — the team behind our e-commerce platforms across web and mobile. With … and exciting phase: building next-generation digital propositions that align with our mission to be the go-to wellness brand. This role will see you lead by example — owning software design across key functional areas, mentoring engineers, and delivering high-quality, secure, and scalable systems that enhance the customer experience. What You'll Be Doing Take ownership of designing … and delivering backend services , operating independently without technical oversight Lead by example to consistently ship high-quality, cross-functional software Collaborate with cross-functional teams to ensure projects are delivered on time and meet expectations Bring fresh thinking and share new techniques across disciplines including product, QA, and UX Support and mentor your engineering squad, helping to grow technical More ❯