23 of 23 Senior Software Engineer Jobs in Essex

Senior Software Engineer Surrey- Hybrid 2 days onsite | Permanent | Department: Digital & Technology Salary: Up to £75,000 A well-established professional services firm is expanding its Technology & Digital Advisory function and is seeking a Senior Software Engineer to join their growing team. This role … offers the opportunity to work on software that underpins key advisory services, collaborating across technical and business teams to deliver robust, scalable solutions. What You'll Do Design, develop, test, and maintain backend or full-stack software features. Translate business requirements into technical solutions, working closely with domain ...

Senior Software Engineer Surrey- Hybrid 2 days onsite | Permanent | Department: Digital & Technology Salary: Up to £75,000 A well-established professional services firm is expanding its Technology & Digital Advisory function and is seeking a Senior Software Engineer to join their growing team. This role … offers the opportunity to work on software that underpins key advisory services, collaborating across technical and business teams to deliver robust, scalable solutions. What You'll Do Design, develop, test, and maintain backend or full-stack software features. Translate business requirements into technical solutions, working closely with domain ...

platform delivers faster insights, greater transparency, and entirely new ways of interacting with financial information. The role We are looking for an exceptional Senior Software Engineer with a strong ML and LLM focus, and the ability to build production-grade AI systems end-to-end. This … rigorous testing discipline Drive ongoing improvements in system performance, scalability, and the overall developer experience Requirements Degree in Computer Science (or equivalent), with strong software engineering fundamentals Significant hands-on experience as a software engineer, including senior-level ownership and decision-making Strong experience building ...

Senior Engineer: Pioneering the Next Generation of Financial Technology Our client, a disruptive technology firm, is seeking a Senior Engineer to join their mission to fundamentally revolutionize the global banking industry. They are developing the world's first truly autonomous and composable technology platform designed … redefines how the largest banks worldwide manage their operations. Location: Central London - fully on site Why This Role? This is an opportunity for an engineer who thrives on tackling complex distributed systems and writing mission-critical code. The client's vision is to introduce simplicity, openness, and modular design ...

motivated by autonomy, constant improvement, collaboration, and a sense of belonging, this is the place for you. Position Overview As a Senior Software Engineer, you will lead complex projects, craft scalable software solutions, and mentor junior engineers. You will ensure that software meets high standards … navigating the organization to connect with relevant individuals and resources. What You Bring Proficiency in C# with essential knowledge of Unity. Strong experience in software development. Strong understanding of software development principles and methodologies. Analyse product code and propose improvement solutions for better performance. Maintain code quality ...

research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Senior Software Engineer Type: Independent contractor Compensation: $80–$160/hour Location: Remote Commitment: 15–25 hours/week, with flexibility … hours/week Role Responsibilities Review and refine AI-generated prompts, responses, and code. Validate algorithms and software concepts for technical accuracy. Provide structured feedback on solution quality and clarity. Tag and organize content by topic, difficulty, or language. Support benchmarking efforts to assess model capabilities. Work independently ...

Compensation: Competitive (Financial Services) About TradingHub Founded in 2010, TradingHub delivers uniquely intelligent trade surveillance software to world leading financial institutions. Developed by market professionals, our solutions use sophisticated modelling techniques to detect single and cross-product market manipulation. With a team of over 140 experts based in London … with deep markets expertise to help our customers protect themselves from financial, regulatory, and reputational risk. The Role You will be working as a Senior Software engineer in the GUI team which is responsible for the underlying web frameworks which power our MAST and CaaS products ...

Senior Full Stack Engineer (React, Typescript, Node, AWS) HealthTech, up to £90k London (once or twice per fortnight in office) Troi Search are delighted to be partnering once again with this innovative & mission driven HealthTech client. We're now looking for a Senior Full Stack Engineer … engineering standards Experiment with emerging tech like AI, computer vision, and advanced analytics What we're looking for 5+ years building SaaS or enterprise software Strong experience with React, Typescript, Node & AWS Technologies Solid cloud and DevOps knowledge Comfort working in data-sensitive or regulated environments A pragmatic mindset ...

small development teams responsible for specific themes and initiatives. Each team is a mix of engineers with various levels of skills and experience. The Senior Front End Software Engineer works within a team to write, test and release new features, whilst also helping fix problems that arise ...

Skills Senior developer with the following skills and experience. Strong communication and collaboration skills key for working in DevOps culture with ability to guide team members, when needed. Growth mindset. Essential Skills Core AWS Services: Proficiency/understanding of key AWS services listed below:- S3- Athena- Glue- Lambda- DynamoDB ...

Skills Senior developer with the following skills and experience. Strong communication and collaboration skills key for working in DevOps culture with ability to guide team members, when needed. Growth mindset. Essential Skills Core AWS Services: Proficiency/understanding of key AWS services listed below:- S3- Athena- Glue- Lambda- DynamoDB ...

venture-backed startup with solid foundations and a lot of ambition — and we're growing our team. We're now looking for a Senior Full Stack Engineer with strong TypeScript experience to join our collaborative, curious, and kind team. You'll work across the full stack to build … products that customers actually love — shipping fast, thinking deeply, and owning your craft. Diversity & Belonging at VST We believe building great software starts with diverse thinking, lived experiences, and inclusive culture. We're proud to be building a team where different perspectives aren't just welcomed — they're essential. ...

venture-backed startup with solid foundations and a lot of ambition — and we're growing our team. We're now looking for a Senior Full Stack Engineer with strong TypeScript experience to join our collaborative, curious, and kind team. You'll work across the full stack to build … products that customers actually love — shipping fast, thinking deeply, and owning your craft. Diversity & Belonging at VST We believe building great software starts with diverse thinking, lived experiences, and inclusive culture. We're proud to be building a team where different perspectives aren't just welcomed — they're essential. ...

Azzurri Group, one of the UK's most successful hospitality investment platforms. With strong market traction, we're now looking for a Lead/Senior Engineer. Role Overview We're seeking an experienced Team Lead Engineer to join our leadership team, managing a team of engineers while remaining … example in code quality, testing practices, and documentation Help define and implement technical standards and processes Team Management Lead and mentor a team of software engineers Conduct regular 1:1s and performance reviews Support career development and growth of team members Collaborate with product management to plan and execute ...

amplify it, building AI that enhances how people align, communicate, and make decisions visually. YOUR MISSION We're looking for a Machine Learning Engineer who's excited to build intelligent systems that make creative thinking, problem-solving, and teamwork faster and more inspiring. In this role, you'll work ...

working with Docker and ECS Monitoring and debugging – familiarity with tools like Datadog Good understanding of DevOps/DevSecOps concepts Familiarity with Angular framework Senior Developer – Skills Senior developer with the following skills and experience. Strong communication and collaboration skills key for working in DevOps culture with ability ...

Company Description Wise is a global technology company, building the best way to move and manage the world's money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another ...

Company Description Wise is a global technology company, building the best way to move and manage the world's money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another ...

Title: Senior Embedded Android Developer Location: Oxford (Hybrid: 2–3 days in office, 2–3 days remote) Reference: CLDB/TR13565 Base Salary: £80-£95k + benefits Our client is a well-funded ($100m+), fast-scaling tech innovator on a mission to transform an entire global industry. … helping them expand their Software Engineering team by hiring a Senior Embedded Android Developer to join a group of truly exceptional engineers. You'll work alongside some of the brightest minds in the UK, building new Android functionality and enhancing a highly sophisticated existing codebase. This ...

Title: Senior Embedded Android Developer Location: Oxford (Hybrid: 2–3 days in office, 2–3 days remote) Reference: CLDB/TR13565 Base Salary: £80-£95k + benefits Our client is a well-funded ($100m+), fast-scaling tech innovator on a mission to transform an entire global industry. … helping them expand their Software Engineering team by hiring a Senior Embedded Android Developer to join a group of truly exceptional engineers. You'll work alongside some of the brightest minds in the UK, building new Android functionality and enhancing a highly sophisticated existing codebase. This ...

Title: Senior Embedded Android Developer Location: Oxford (Hybrid: 2–3 days in office, 2–3 days remote) Reference: CLDB/TR13565 Base Salary: £80-£95k + benefits Our client is a well-funded ($100m+), fast-scaling tech innovator on a mission to transform an entire global industry. … helping them expand their Software Engineering team by hiring a Senior Embedded Android Developer to join a group of truly exceptional engineers. You'll work alongside some of the brightest minds in the UK, building new Android functionality and enhancing a highly sophisticated existing codebase. This ...

research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Frontend Engineer Type: Freelance Compensation: $80–$120/hour Location: Remote Duration: 1 month Commitment: 15–20 hours/week Role Responsibilities Develop and validate coding … independently and asynchronously with flexible hours to improve AI systems. Qualifications Must-Have 3–10 years of experience as a frontend engineer. Degree in Software Engineering, Computer Science, or a related field. Strong proficiency in React, TypeScript, or JavaScript. Experience with debugging, testing, and validating code. Comfortable with technical ...

research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Frontend Engineer Type: Freelance Compensation: $80–$120/hour Location: Remote Duration: 1 month Commitment: 15–20 hours/week Role Responsibilities Develop and validate coding … independently and asynchronously with flexible hours to improve AI systems. Qualifications Must-Have 3–10 years of experience as a frontend engineer. Degree in Software Engineering, Computer Science, or a related field. Strong proficiency in React, TypeScript, or JavaScript. Experience with debugging, testing, and validating code. Comfortable with technical ...